From 82fefdf42654dc10a8427f4668a1c19ea611456d Mon Sep 17 00:00:00 2001 From: Mohammad S Anwar Date: Mon, 23 Aug 2021 05:45:30 +0100 Subject: - Added template for week 127. --- challenge-127/3ter/README | 1 + challenge-127/LoneWolfiNTj/README | 1 + challenge-127/aaron-rowe/README | 1 + challenge-127/aaron-sherman/README | 1 + challenge-127/aaronreidsmith/README | 1 + challenge-127/abigail/README.md | 86 +++++++++ challenge-127/adam-russell/README | 1 + challenge-127/adherzog/README | 1 + challenge-127/ailbhe-tweedie/README | 1 + challenge-127/alex-daniel/README | 1 + challenge-127/alexander-karelas/README | 1 + challenge-127/alexander-pankoff/README | 1 + challenge-127/alicia-bielsa/README | 1 + challenge-127/andinus/README | 166 ++++++++++++++++ challenge-127/andrezgz/README | 1 + challenge-127/anton-fedotov/README | 1 + challenge-127/antonio-gamiz/README | 1 + challenge-127/arne-sommer/README | 1 + challenge-127/arpad-toth/README | 1 + challenge-127/ash/README | 1 + challenge-127/athanasius/README | 1 + challenge-127/aubrey-quarcoo/README | 1 + challenge-127/aviral-goel/README | 1 + challenge-127/belmark-caday/README | 1 + challenge-127/ben-davies/README.md | 1 + challenge-127/bill-palmer/README | 1 + challenge-127/bkb/README | 1 + challenge-127/bob-kleemann/README | 1 + challenge-127/bob-lied/README | 3 + challenge-127/brtastic/README | 1 + challenge-127/bruce-gray/README | 1 + challenge-127/bruno-ramos/README | 1 + challenge-127/burkhard-nickels/README | 1 + challenge-127/bwva/README | 1 + challenge-127/cheok-yin-fung/README | 1 + challenge-127/christian-jaeger/README | 1 + challenge-127/cliveholloway/README | 1 + challenge-127/colin-crain/README | 1 + challenge-127/craig/README | 1 + challenge-127/creewick/README | 1 + challenge-127/cristian-heredia/README | 1 + challenge-127/daniel-mantovani/README | 1 + challenge-127/daniel-mita/README | 1 + challenge-127/darren-bottin/README | 1 + challenge-127/dave-cross/README | 1 + 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| 1 + challenge-127/mike-accardo/README | 1 + challenge-127/mimosinnet/README | 1 + challenge-127/mohammad-anwar/README | 1 + challenge-127/ndelucca/README | 1 + challenge-127/neil-bowers/README | 1 + challenge-127/nick-logan/README | 1 + challenge-127/nikhil-prasanna/README | 1 + challenge-127/noud/README | 1 + challenge-127/nunovieira220/README | 1 + challenge-127/ohmycloud/README | 1 + challenge-127/oleksii-tsvietnov/README | 1 + challenge-127/olivier-delouya/README | 1 + challenge-127/olli-antti/README | 1 + challenge-127/orestis-zekai/README | 1 + challenge-127/ozzy/README | 1 + challenge-127/p6steve/README | 1 + challenge-127/pablo-saavedra/README | 1 + challenge-127/paul-fajman/README | 1 + challenge-127/paulo-custodio/README | 1 + challenge-127/pavel-jurca/README | 1 + challenge-127/pavel-starikov/README | 1 + challenge-127/pavel_kuptsov/README | 2 + challenge-127/perlboy1967/README | 1 + challenge-127/pete-houston/README | 1 + challenge-127/pete-sergeant/README | 1 + 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challenge-127/sangeet-kar/README | 1 + challenge-127/sean-meininger/README | 1 + challenge-127/sergiotarxz/README | 1 + challenge-127/sgreen/README.md | 3 + challenge-127/shahed-nooshmand/README | 1 + challenge-127/shardiwal/README | 1 + challenge-127/shaun-pearce/README | 1 + challenge-127/shawak/README.md | 1 + challenge-127/shawn-wagner/README | 1 + challenge-127/simon-miner/README | 1 + challenge-127/simon-proctor/README | 1 + challenge-127/simon-reinhardt/README | 1 + challenge-127/sol-demuth/README | 1 + challenge-127/southpawgeek/README | 1 + challenge-127/stephanie-stein/README | 1 + challenge-127/steve-bresson/README | 1 + challenge-127/steve-rogerson/README | 1 + challenge-127/steven-lembark/README | 1 + challenge-127/steven-wilson/README | 1 + challenge-127/stuart-little/README | 1 + challenge-127/svetlana-nesterova/README | 1 + challenge-127/swaggboi/README | 1 + challenge-127/szabgab/README | 1 + challenge-127/ted-leahy/README | 1 + challenge-127/testerR59/README | 1 + 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challenge-127/walt-mankowski/README.md | 58 ++++++ challenge-127/walt-mankowski/c/.gitignore | 2 + challenge-127/walt-mankowski/cpp/.gitignore | 2 + .../walt-mankowski/python/.python-version | 1 + challenge-127/wambash/README | 1 + challenge-127/wanderdoc/README | 1 + challenge-127/will-west/README | 1 + challenge-127/william-gilmore/README | 1 + challenge-127/wlmb/README | 1 + challenge-127/x1mandi/README | 1 + challenge-127/xkr47/README | 11 ++ challenge-127/xliff/README | 1 + challenge-127/yary-h/README | 1 + challenge-127/yet-ebreo/README | 1 + challenge-127/yozen-hernandez/README | 1 + challenge-127/ziameraj16/README.md | 19 ++ .../ziameraj16/kotlin/META-INF/main.kotlin_module | Bin 0 -> 24 bytes 258 files changed, 1310 insertions(+) create mode 100644 challenge-127/3ter/README create mode 100755 challenge-127/LoneWolfiNTj/README create mode 100644 challenge-127/aaron-rowe/README create mode 100644 challenge-127/aaron-sherman/README create mode 100644 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challenge-127/will-west/README create mode 100644 challenge-127/william-gilmore/README create mode 100644 challenge-127/wlmb/README create mode 100644 challenge-127/x1mandi/README create mode 100644 challenge-127/xkr47/README create mode 100644 challenge-127/xliff/README create mode 100644 challenge-127/yary-h/README create mode 100644 challenge-127/yet-ebreo/README create mode 100644 challenge-127/yozen-hernandez/README create mode 100644 challenge-127/ziameraj16/README.md create mode 100644 challenge-127/ziameraj16/kotlin/META-INF/main.kotlin_module diff --git a/challenge-127/3ter/README b/challenge-127/3ter/README new file mode 100644 index 0000000000..8c594431f3 --- /dev/null +++ b/challenge-127/3ter/README @@ -0,0 +1 @@ +Solutions by 3ter. diff --git a/challenge-127/LoneWolfiNTj/README b/challenge-127/LoneWolfiNTj/README new file mode 100755 index 0000000000..bf42ad2482 --- /dev/null +++ b/challenge-127/LoneWolfiNTj/README @@ -0,0 +1 @@ +Solution by Robbie Hatley (github user "LoneWolfiNTj"). \ No newline at end of file diff --git a/challenge-127/aaron-rowe/README b/challenge-127/aaron-rowe/README new file mode 100644 index 0000000000..e14e0782fb --- /dev/null +++ b/challenge-127/aaron-rowe/README @@ -0,0 +1 @@ +Solutions by Aaron Rowe. diff --git a/challenge-127/aaron-sherman/README b/challenge-127/aaron-sherman/README new file mode 100644 index 0000000000..14ec31f570 --- /dev/null +++ b/challenge-127/aaron-sherman/README @@ -0,0 +1 @@ +Solutions by Aaron Sherman. diff --git a/challenge-127/aaronreidsmith/README b/challenge-127/aaronreidsmith/README new file mode 100644 index 0000000000..2fcfe1fdcc --- /dev/null +++ b/challenge-127/aaronreidsmith/README @@ -0,0 +1 @@ +Solution by Aaron Smith diff --git a/challenge-127/abigail/README.md b/challenge-127/abigail/README.md new file mode 100644 index 0000000000..07235caf33 --- /dev/null +++ b/challenge-127/abigail/README.md @@ -0,0 +1,86 @@ +# Solutions by Abigail +## [Count Numbers][task1] + +> You are given a positive integer `$N`. +> +> Write a script to print count of numbers from `1` to `$N` that don't +> contain digit `1`. + +### Example + +~~~~ +Input: $N = 15 +Output: 8 +~~~~ + +There are 8 numbers between `1` and `15` that don't contain digit `1`: +`2, 3, 4, 5, 6, 7, 8, 9`. + +~~~~ +Input: $N = 25 +Output: 13 +~~~~ + +There are 13 numbers between `1` and `25` that don't contain digit `1`: +`2, 3, 4, 5, 6, 7, 8, 9, 20, 22, 23, 24, 25`. + + +### Solutions +* [AWK](awk/ch-1.awk) +* [Bash](bash/ch-1.sh) +* [C](c/ch-1.c) +* [Lua](lua/ch-1.lua) +* [Node.js](node/ch-1.js) +* [Perl](perl/ch-1.pl) +* [Python](python/ch-1.py) +* [Ruby](ruby/ch-1.rb) + +### Blog +[Perl Weekly Challenge 126: Count Numbers][blog1] + +## [Minesweeper Game][task2] + +> You are given a rectangle with points marked with either `x` or `*`. +> Please consider the `x` as a land mine. +> +> Write a script to print a rectangle with numbers and `x` as in the +> Minesweeper game. +> +> > A number in a square of the minesweeper game indicates the +> > number of mines within the neighbouring squares (usually `8`), +> > also implies that there are no bombs on that square. + +### Example + +~~~~ +Input: + x * * * x * x x x x + * * * * * * * * * x + * * * * x * x * x * + * * * x x * * * * * + x * * * x * * * * x + +Output: + x 1 0 1 x 2 x x x x + 1 1 0 2 2 4 3 5 5 x + 0 0 1 3 x 3 x 2 x 2 + 1 1 1 x x 4 1 2 2 2 + x 1 1 3 x 2 0 0 1 x +~~~ + +### Solutions +* [AWK](awk/ch-2.awk) +* [C](c/ch-2.c) +* [Lua](lua/ch-2.lua) +* [Node.js](node/ch-2.js) +* [Perl](perl/ch-2.pl) + +### Blog +[Perl Weekly Challenge 126: Minesweeper Game][blog2] + + + +[task1]: https://perlweeklychallenge.org/blog/perl-weekly-challenge-126/#TASK1 +[task2]: https://perlweeklychallenge.org/blog/perl-weekly-challenge-126/#TASK2 +[blog1]: https://abigail.github.io/HTML/Perl-Weekly-Challenge/week-126-1.html +[blog2]: https://abigail.github.io/HTML/Perl-Weekly-Challenge/week-126-2.html diff --git a/challenge-127/adam-russell/README b/challenge-127/adam-russell/README new file mode 100644 index 0000000000..1d2e2957c5 --- /dev/null +++ b/challenge-127/adam-russell/README @@ -0,0 +1 @@ +Solution by Adam Russell diff --git a/challenge-127/adherzog/README b/challenge-127/adherzog/README new file mode 100644 index 0000000000..b59913be6c --- /dev/null +++ b/challenge-127/adherzog/README @@ -0,0 +1 @@ +Solutions by Adam Herzog. diff --git a/challenge-127/ailbhe-tweedie/README b/challenge-127/ailbhe-tweedie/README new file mode 100644 index 0000000000..36d4034b70 --- /dev/null +++ b/challenge-127/ailbhe-tweedie/README @@ -0,0 +1 @@ +Solution by Ailbhe Tweedie diff --git a/challenge-127/alex-daniel/README b/challenge-127/alex-daniel/README new file mode 100644 index 0000000000..65550789bd --- /dev/null +++ b/challenge-127/alex-daniel/README @@ -0,0 +1 @@ +Solution by Alex Daniel. diff --git a/challenge-127/alexander-karelas/README b/challenge-127/alexander-karelas/README new file mode 100644 index 0000000000..3de9fce8d9 --- /dev/null +++ b/challenge-127/alexander-karelas/README @@ -0,0 +1 @@ +Solution by Alexander Karelas diff --git a/challenge-127/alexander-pankoff/README b/challenge-127/alexander-pankoff/README new file mode 100644 index 0000000000..41f67807ac --- /dev/null +++ b/challenge-127/alexander-pankoff/README @@ -0,0 +1 @@ +Solution by Alexander Pankoff diff --git a/challenge-127/alicia-bielsa/README b/challenge-127/alicia-bielsa/README new file mode 100644 index 0000000000..c5187874c3 --- /dev/null +++ b/challenge-127/alicia-bielsa/README @@ -0,0 +1 @@ +Solution by Alicia Beilsa. diff --git a/challenge-127/andinus/README b/challenge-127/andinus/README new file mode 100644 index 0000000000..535d2258c5 --- /dev/null +++ b/challenge-127/andinus/README @@ -0,0 +1,166 @@ + ━━━━━━━━━━━━━━━ + CHALLENGE 126 + + Andinus + ━━━━━━━━━━━━━━━ + + + 2021-08-19 + + +Table of Contents +───────────────── + +Task 1 - Count Numbers +Task 2 - Minesweeper Game + + + + + +Task 1 - Count Numbers +══════════════════════ + + You are given a positive integer `$N'. + + Write a script to print count of numbers from 1 to `$N' that don’t + contain digit 1. + + Example: + ┌──── + │ Input: $N = 15 + │ Output: 8 + │ + │ There are 8 numbers between 1 and 15 that don't contain digit 1. + │ 2, 3, 4, 5, 6, 7, 8, 9. + │ + │ Input: $N = 25 + │ Output: 13 + │ + │ There are 13 numbers between 1 and 25 that don't contain digit 1. + │ 2, 3, 4, 5, 6, 7, 8, 9, 20, 22, 23, 24, 25. + └──── + + +Raku +──── + + • Program: + + Loop over `1..$N' and grep for numbers that don't have `1'. `hyper' + hints the compiler that this can be run in parallel. + + ┌──── + │ print .join: ', ' with (1..$N).hyper.grep(*.comb.grep(1).elems == 0); + │ put '.'; + └──── + + +C +─ + + • Program: + + `argv' holds the input & `argc' holds the number of inputs. The input + should be a single integer so `argc' should be equal to 2. After + checking for that, we check if valid integer was passed. + + After checks, we loop over all numbers from 1 to `num' (passed value) + and check if they contain digit `1'. The check is performed by + converting `num' to a string and matching for '1' in the string. If we + find it then we set the flag to false and don't print the number, + otherwise we print it. + + ┌──── + │ if (argc != 2) { + │ puts("Usage: ./ch-1 "); + │ exit(0); + │ } + │ + │ const char *errstr; + │ int num = strtonum(argv[1], 1, INT_MAX, &errstr); + │ if (errstr != NULL) + │ errx(1, "number is %s: %s", errstr, argv[1]); + │ + │ for (int idx = 1; idx <= num; idx++) { + │ bool take = true; + │ + │ int str_size = 1 + snprintf(NULL, 0, "%d", idx); + │ char *num_str = calloc(str_size, sizeof(char)); + │ snprintf(num_str, str_size, "%d", idx); + │ + │ for (int x = 0; num_str[x] != '\0'; x++) + │ if (num_str[x] == '1') take = false; + │ free(num_str); + │ + │ if (take == true) printf("%d ", idx); + │ } + │ printf("\n"); + └──── + + +Task 2 - Minesweeper Game +═════════════════════════ + + You are given a rectangle with points marked with either x or *. + Please consider the x as a land mine. + + Write a script to print a rectangle with numbers and x as in the + Minesweeper game. + + A number in a square of the minesweeper game indicates the + number of mines within the neighbouring squares (usually + 8), also implies that there are no bombs on that square. + + Example: + ┌──── + │ Input: + │ x * * * x * x x x x + │ * * * * * * * * * x + │ * * * * x * x * x * + │ * * * x x * * * * * + │ x * * * x * * * * x + │ + │ Output: + │ x 1 0 1 x 2 x x x x + │ 1 1 0 2 2 4 3 5 5 x + │ 0 0 1 3 x 3 x 2 x 2 + │ 1 1 1 x x 4 1 2 2 2 + │ x 1 1 3 x 2 0 0 1 x + └──── + + +Raku +──── + + • Program: + + `@rect' holds the challenge grids and `@grids' holds the solution. We + loop over every cell and if it's not a land mine then we loop over + it's neighbors and find the number of neighboring land mines and set + it's value. + + The neighbors is returned by `neighbors' subroutine which is adapted + from `Octans::Neighbors' (projects/octans) which was adapted from my + 2020 AoC day 11's solution. + + ┌──── + │ my @rect = $input.IO.lines.map(*.words.cache); + │ die "Not rectangle" unless [==] @rect.map(*.elems); + │ + │ my @grid; + │ for 0 .. @rect.end -> $r { + │ for 0 .. @rect[$r].end -> $c { + │ given @rect[$r][$c] { + │ when "x" { @grid[$r][$c] = @rect[$r][$c] } + │ when "*" { + │ @grid[$r][$c] = 0; + │ for neighbors(@rect, $r, $c).List -> $pos { + │ @grid[$r][$c]++ if @rect[$pos[0]][$pos[1]] eq "x"; + │ } + │ } + │ } + │ } + │ } + │ .put for @grid; + └──── diff --git a/challenge-127/andrezgz/README b/challenge-127/andrezgz/README new file mode 100644 index 0000000000..f4fd0da88e --- /dev/null +++ b/challenge-127/andrezgz/README @@ -0,0 +1 @@ +Solution by Andrezgz diff --git a/challenge-127/anton-fedotov/README b/challenge-127/anton-fedotov/README new file mode 100644 index 0000000000..f7c4f6deed --- /dev/null +++ b/challenge-127/anton-fedotov/README @@ -0,0 +1 @@ +Solutions by Anton Fedotov. diff --git a/challenge-127/antonio-gamiz/README b/challenge-127/antonio-gamiz/README new file mode 100644 index 0000000000..1f5ed5871a --- /dev/null +++ b/challenge-127/antonio-gamiz/README @@ -0,0 +1 @@ +Solution by Antonio Gamiz diff --git a/challenge-127/arne-sommer/README b/challenge-127/arne-sommer/README new file mode 100644 index 0000000000..b5d88e4df4 --- /dev/null +++ b/challenge-127/arne-sommer/README @@ -0,0 +1 @@ +Solution by Arne Sommer. diff --git a/challenge-127/arpad-toth/README b/challenge-127/arpad-toth/README new file mode 100644 index 0000000000..6661dd82c1 --- /dev/null +++ b/challenge-127/arpad-toth/README @@ -0,0 +1 @@ +Solution by Arpad Toth diff --git a/challenge-127/ash/README b/challenge-127/ash/README new file mode 100644 index 0000000000..318b1bfb41 --- /dev/null +++ b/challenge-127/ash/README @@ -0,0 +1 @@ +Solutions by Andrew Shitov diff --git a/challenge-127/athanasius/README b/challenge-127/athanasius/README new file mode 100644 index 0000000000..cc357fda4a --- /dev/null +++ b/challenge-127/athanasius/README @@ -0,0 +1 @@ +Solution by Athanasius diff --git a/challenge-127/aubrey-quarcoo/README b/challenge-127/aubrey-quarcoo/README new file mode 100644 index 0000000000..8e63a2c1f5 --- /dev/null +++ b/challenge-127/aubrey-quarcoo/README @@ -0,0 +1 @@ +Solution by Aubrey Quarcoo diff --git a/challenge-127/aviral-goel/README b/challenge-127/aviral-goel/README new file mode 100644 index 0000000000..e64ee14512 --- /dev/null +++ b/challenge-127/aviral-goel/README @@ -0,0 +1 @@ +Solutions by Aviral Goel. diff --git a/challenge-127/belmark-caday/README b/challenge-127/belmark-caday/README new file mode 100644 index 0000000000..6726590965 --- /dev/null +++ b/challenge-127/belmark-caday/README @@ -0,0 +1 @@ +Solutions by Belmark Caday. diff --git a/challenge-127/ben-davies/README.md b/challenge-127/ben-davies/README.md new file mode 100644 index 0000000000..77158344c9 --- /dev/null +++ b/challenge-127/ben-davies/README.md @@ -0,0 +1 @@ +Solution by Ben Davies diff --git a/challenge-127/bill-palmer/README b/challenge-127/bill-palmer/README new file mode 100644 index 0000000000..08ec849a41 --- /dev/null +++ b/challenge-127/bill-palmer/README @@ -0,0 +1 @@ +Solution by Bill Palmer. diff --git a/challenge-127/bkb/README b/challenge-127/bkb/README new file mode 100644 index 0000000000..4721993bb3 --- /dev/null +++ b/challenge-127/bkb/README @@ -0,0 +1 @@ +Solution by Ben Bullock. diff --git a/challenge-127/bob-kleemann/README b/challenge-127/bob-kleemann/README new file mode 100644 index 0000000000..78680e4035 --- /dev/null +++ b/challenge-127/bob-kleemann/README @@ -0,0 +1 @@ +Solution by Bob Kleemann diff --git a/challenge-127/bob-lied/README b/challenge-127/bob-lied/README new file mode 100644 index 0000000000..bbaa2cbbcb --- /dev/null +++ b/challenge-127/bob-lied/README @@ -0,0 +1,3 @@ +Solutions to weekly challenge 116 by Bob Lied. + +https://perlweeklychallenge.org/blog/perl-weekly-challenge-116/ diff --git a/challenge-127/brtastic/README b/challenge-127/brtastic/README new file mode 100644 index 0000000000..0fbe79fd6f --- /dev/null +++ b/challenge-127/brtastic/README @@ -0,0 +1 @@ +Solutions by Bartosz Jarzyna. diff --git a/challenge-127/bruce-gray/README b/challenge-127/bruce-gray/README new file mode 100644 index 0000000000..5d0deab51b --- /dev/null +++ b/challenge-127/bruce-gray/README @@ -0,0 +1 @@ +Solutions by Bruce Gray. diff --git a/challenge-127/bruno-ramos/README b/challenge-127/bruno-ramos/README new file mode 100644 index 0000000000..9d631dad8f --- /dev/null +++ b/challenge-127/bruno-ramos/README @@ -0,0 +1 @@ +Solutions by Bruno Ramos. diff --git a/challenge-127/burkhard-nickels/README b/challenge-127/burkhard-nickels/README new file mode 100644 index 0000000000..f5e16bb98b --- /dev/null +++ b/challenge-127/burkhard-nickels/README @@ -0,0 +1 @@ +Solutions by Burkhard Nickels. diff --git a/challenge-127/bwva/README b/challenge-127/bwva/README new file mode 100644 index 0000000000..ee6a7d7dc1 --- /dev/null +++ b/challenge-127/bwva/README @@ -0,0 +1 @@ +Solution(s) by bwva (Bruce Van Allen) diff --git a/challenge-127/cheok-yin-fung/README b/challenge-127/cheok-yin-fung/README new file mode 100644 index 0000000000..4413b13ada --- /dev/null +++ b/challenge-127/cheok-yin-fung/README @@ -0,0 +1 @@ +Solutions by Cheok-Yin Fung. diff --git a/challenge-127/christian-jaeger/README b/challenge-127/christian-jaeger/README new file mode 100644 index 0000000000..4ef4f11c10 --- /dev/null +++ b/challenge-127/christian-jaeger/README @@ -0,0 +1 @@ +Solution by Christian Jaeger diff --git a/challenge-127/cliveholloway/README b/challenge-127/cliveholloway/README new file mode 100644 index 0000000000..b69201296e --- /dev/null +++ b/challenge-127/cliveholloway/README @@ -0,0 +1 @@ +Solution by Clive Holloway diff --git a/challenge-127/colin-crain/README b/challenge-127/colin-crain/README new file mode 100644 index 0000000000..2a5d87e97d --- /dev/null +++ b/challenge-127/colin-crain/README @@ -0,0 +1 @@ +Solutions by Colin Crain. diff --git a/challenge-127/craig/README b/challenge-127/craig/README new file mode 100644 index 0000000000..18088481eb --- /dev/null +++ b/challenge-127/craig/README @@ -0,0 +1 @@ +Solutions by Craig. diff --git a/challenge-127/creewick/README b/challenge-127/creewick/README new file mode 100644 index 0000000000..c490e4fb80 --- /dev/null +++ b/challenge-127/creewick/README @@ -0,0 +1 @@ +Solutions by Creewick. diff --git a/challenge-127/cristian-heredia/README b/challenge-127/cristian-heredia/README new file mode 100644 index 0000000000..c53da8a54c --- /dev/null +++ b/challenge-127/cristian-heredia/README @@ -0,0 +1 @@ +Solutions by Cristina Heredia. diff --git a/challenge-127/daniel-mantovani/README b/challenge-127/daniel-mantovani/README new file mode 100644 index 0000000000..ed538216f2 --- /dev/null +++ b/challenge-127/daniel-mantovani/README @@ -0,0 +1 @@ +Solution by Daniel Mantovani diff --git a/challenge-127/daniel-mita/README b/challenge-127/daniel-mita/README new file mode 100644 index 0000000000..37339f491f --- /dev/null +++ b/challenge-127/daniel-mita/README @@ -0,0 +1 @@ +Solution by Daniel Mita diff --git a/challenge-127/darren-bottin/README b/challenge-127/darren-bottin/README new file mode 100644 index 0000000000..6c792afe8e --- /dev/null +++ b/challenge-127/darren-bottin/README @@ -0,0 +1 @@ +Solutions by Darren Bottin. diff --git a/challenge-127/dave-cross/README b/challenge-127/dave-cross/README new file mode 100644 index 0000000000..04b1b0623b --- /dev/null +++ b/challenge-127/dave-cross/README @@ -0,0 +1 @@ +Solution by Dave Cross diff --git a/challenge-127/dave-jacoby/README b/challenge-127/dave-jacoby/README new file mode 100644 index 0000000000..7c06689f16 --- /dev/null +++ b/challenge-127/dave-jacoby/README @@ -0,0 +1 @@ +Solution by Dave Jacoby diff --git a/challenge-127/david-kayal/README b/challenge-127/david-kayal/README new file mode 100644 index 0000000000..66f8615260 --- /dev/null +++ b/challenge-127/david-kayal/README @@ -0,0 +1 @@ +Solution by David Kayal diff --git a/challenge-127/ddobbelaere/README b/challenge-127/ddobbelaere/README new file mode 100644 index 0000000000..36f8cdcd67 --- /dev/null +++ b/challenge-127/ddobbelaere/README @@ -0,0 +1 @@ +Solution by Dieter Dobbelaere diff --git a/challenge-127/deadmarshal/README b/challenge-127/deadmarshal/README new file mode 100644 index 0000000000..243097dede --- /dev/null +++ b/challenge-127/deadmarshal/README @@ -0,0 +1 @@ +Solution by Ali Moradi \ No newline at end of file diff --git a/challenge-127/denis-yurashku/README b/challenge-127/denis-yurashku/README new file mode 100644 index 0000000000..2fea994000 --- /dev/null +++ b/challenge-127/denis-yurashku/README @@ -0,0 +1 @@ +Solutions by Denis Yurashku. diff --git a/challenge-127/dms061/readme b/challenge-127/dms061/readme new file mode 100644 index 0000000000..e2684c7d25 --- /dev/null +++ b/challenge-127/dms061/readme @@ -0,0 +1,8 @@ +Solutions by David Schwartz +Last updated: 5/16/2021 + +Contains: + Solutions for questions 1 and 2 in perl. + +The folders also contain examples of output generated from running the program. + diff --git a/challenge-127/donald-hunter/README b/challenge-127/donald-hunter/README new file mode 100644 index 0000000000..2eef878f17 --- /dev/null +++ b/challenge-127/donald-hunter/README @@ -0,0 +1 @@ +Solutions by Donald Hunter. diff --git a/challenge-127/doug-schrag/README b/challenge-127/doug-schrag/README new file mode 100644 index 0000000000..bf8a10ffb4 --- /dev/null +++ b/challenge-127/doug-schrag/README @@ -0,0 +1 @@ +Solution by Doug Schrag diff --git a/challenge-127/dracos/README b/challenge-127/dracos/README new file mode 100644 index 0000000000..a9a6517a03 --- /dev/null +++ b/challenge-127/dracos/README @@ -0,0 +1 @@ +Solutions by Matthew Somerville. diff --git a/challenge-127/duane-powell/README b/challenge-127/duane-powell/README new file mode 100644 index 0000000000..3445422743 --- /dev/null +++ b/challenge-127/duane-powell/README @@ -0,0 +1 @@ +Solutions by Duane Powell. diff --git a/challenge-127/duncan-c-white/README b/challenge-127/duncan-c-white/README new file mode 100644 index 0000000000..aa79957d19 --- /dev/null +++ b/challenge-127/duncan-c-white/README @@ -0,0 +1,57 @@ +Task 1: "Count Numbers + +You are given a positive integer $N. + +Write a script to print count of numbers from 1 to $N that don't +contain digit 1. + +Example + +Input: $N = 15 +Output: 8 + + There are 8 numbers between 1 and 15 that don't contain digit 1. + 2, 3, 4, 5, 6, 7, 8, 9. + +Input: $N = 25 +Output: 13 + + There are 13 numbers between 1 and 25 that don't contain digit 1. + 2, 3, 4, 5, 6, 7, 8, 9, 20, 22, 23, 24, 25. +" + +My notes: very easy. Let's produce the "There are ..." output if --debug +is given, the terse output otherwise. + + +Task 2: "Minesweeper Game + +You are given a rectangle with points marked with either x or *. +Please consider the x as a land mine (DCW adds: and a * as a non-landmine). + +Write a script to print a rectangle with numbers and x as in the +Minesweeper game. + +A number in a square of the minesweeper game indicates the number +of mines within the neighbouring squares (usually 8), also implies +that there are no bombs on that square. + +Example + +Input: + x * * * x * x x x x + * * * * * * * * * x + * * * * x * x * x * + * * * x x * * * * * + x * * * x * * * * x + +Output: + x 1 0 1 x 2 x x x x + 1 1 0 2 2 4 3 5 5 x + 0 0 1 3 x 3 x 2 x 2 + 1 1 1 x x 4 1 2 2 2 + x 1 1 3 x 2 0 0 1 x +" + +My notes: also looks pretty easy. It's not the WHOLE minesweeper game, +just the "work out what the finished puzzle looks like" diff --git a/challenge-127/duncan-c-white/perl/minesweeper.in b/challenge-127/duncan-c-white/perl/minesweeper.in new file mode 100644 index 0000000000..acf700e3c2 --- /dev/null +++ b/challenge-127/duncan-c-white/perl/minesweeper.in @@ -0,0 +1,5 @@ + x * * * x * x x x x + * * * * * * * * * x + * * * * x * x * x * + * * * x x * * * * * + x * * * x * * * * x diff --git a/challenge-127/e-choroba/README b/challenge-127/e-choroba/README new file mode 100644 index 0000000000..efff637bcb --- /dev/null +++ b/challenge-127/e-choroba/README @@ -0,0 +1 @@ +Solutions by E. Choroba. diff --git a/challenge-127/eddy-hs/README b/challenge-127/eddy-hs/README new file mode 100644 index 0000000000..0ed51d222d --- /dev/null +++ b/challenge-127/eddy-hs/README @@ -0,0 +1 @@ +Solution by Eddy HS diff --git a/challenge-127/eric-cheung/README b/challenge-127/eric-cheung/README new file mode 100644 index 0000000000..1bf6db4498 --- /dev/null +++ b/challenge-127/eric-cheung/README @@ -0,0 +1 @@ +Solutions by Eric Cheung. diff --git a/challenge-127/fabrizio-poggi/README b/challenge-127/fabrizio-poggi/README new file mode 100644 index 0000000000..3c17b29182 --- /dev/null +++ b/challenge-127/fabrizio-poggi/README @@ -0,0 +1 @@ +Solutions by Fabrizio Poggi. diff --git a/challenge-127/feng-chang/README b/challenge-127/feng-chang/README new file mode 100644 index 0000000000..74e56de3ed --- /dev/null +++ b/challenge-127/feng-chang/README @@ -0,0 +1 @@ +Solutions by Feng Chang. diff --git a/challenge-127/finanalyst/README b/challenge-127/finanalyst/README new file mode 100644 index 0000000000..15f7652e32 --- /dev/null +++ b/challenge-127/finanalyst/README @@ -0,0 +1 @@ +Solution by Richard Hainsworth, aka finanalyst diff --git a/challenge-127/finley/README b/challenge-127/finley/README new file mode 100644 index 0000000000..f08a121076 --- /dev/null +++ b/challenge-127/finley/README @@ -0,0 +1 @@ +Solution by Finley diff --git a/challenge-127/fjwhittle/README b/challenge-127/fjwhittle/README new file mode 100644 index 0000000000..7dcc95e189 --- /dev/null +++ b/challenge-127/fjwhittle/README @@ -0,0 +1 @@ +Solution by Francis Whittle diff --git a/challenge-127/frankivo/README b/challenge-127/frankivo/README new file mode 100644 index 0000000000..681b15b36c --- /dev/null +++ b/challenge-127/frankivo/README @@ -0,0 +1 @@ +Solution by Frank Oosterhuis. diff --git a/challenge-127/fred-zinn/README b/challenge-127/fred-zinn/README new file mode 100644 index 0000000000..17bac4f094 --- /dev/null +++ b/challenge-127/fred-zinn/README @@ -0,0 +1 @@ +Solution by Fred Zinn diff --git a/challenge-127/freddie-b/README b/challenge-127/freddie-b/README new file mode 100644 index 0000000000..823d7474b5 --- /dev/null +++ b/challenge-127/freddie-b/README @@ -0,0 +1 @@ +Solution by Freddie B diff --git a/challenge-127/garrett-goebel/README b/challenge-127/garrett-goebel/README new file mode 100644 index 0000000000..a8aa246dbb --- /dev/null +++ b/challenge-127/garrett-goebel/README @@ -0,0 +1 @@ +Solution by Garrett Goebel diff --git a/challenge-127/giuseppe-terlizzi/README b/challenge-127/giuseppe-terlizzi/README new file mode 100644 index 0000000000..0bff2a945c --- /dev/null +++ b/challenge-127/giuseppe-terlizzi/README @@ -0,0 +1 @@ +Solutions by Giuseppe Di Terlizzi. diff --git a/challenge-127/gugod/README b/challenge-127/gugod/README new file mode 100644 index 0000000000..509fd4c50c --- /dev/null +++ b/challenge-127/gugod/README @@ -0,0 +1 @@ +Solutions by Kang-min Liu. diff --git a/challenge-127/gugod/rust/.gitignore b/challenge-127/gugod/rust/.gitignore new file mode 100644 index 0000000000..ac77297bfe --- /dev/null +++ b/challenge-127/gugod/rust/.gitignore @@ -0,0 +1,2 @@ +ch-1 +ch-2 diff --git a/challenge-127/guillermo-ramos/README b/challenge-127/guillermo-ramos/README new file mode 100644 index 0000000000..a39eb01bff --- /dev/null +++ b/challenge-127/guillermo-ramos/README @@ -0,0 +1 @@ +Solution by Guillermo Ramos. diff --git a/challenge-127/gurunandan-bhat/README b/challenge-127/gurunandan-bhat/README new file mode 100644 index 0000000000..495f4cfafa --- /dev/null +++ b/challenge-127/gurunandan-bhat/README @@ -0,0 +1 @@ +Solutions by Gurunandan Bhat. diff --git a/challenge-127/gustavo-chaves/README b/challenge-127/gustavo-chaves/README new file mode 100644 index 0000000000..a66bbbf8a3 --- /dev/null +++ b/challenge-127/gustavo-chaves/README @@ -0,0 +1 @@ +Solution by Gustavo Chaves diff --git a/challenge-127/hatorikibble/README b/challenge-127/hatorikibble/README new file mode 100644 index 0000000000..51a9cd4411 --- /dev/null +++ b/challenge-127/hatorikibble/README @@ -0,0 +1 @@ +Solution by Peter Mayr diff --git a/challenge-127/hauke-d/README b/challenge-127/hauke-d/README new file mode 100644 index 0000000000..e201aa0abc --- /dev/null +++ b/challenge-127/hauke-d/README @@ -0,0 +1 @@ +Solutions by Hauke Dämpfling. diff --git a/challenge-127/henry-wong/README b/challenge-127/henry-wong/README new file mode 100644 index 0000000000..3d63a6f0be --- /dev/null +++ b/challenge-127/henry-wong/README @@ -0,0 +1 @@ +Solution by Henry Wong diff --git a/challenge-127/hstejas/README b/challenge-127/hstejas/README new file mode 100644 index 0000000000..969c5c0569 --- /dev/null +++ b/challenge-127/hstejas/README @@ -0,0 +1 @@ +Solution by Tejas diff --git a/challenge-127/ianrifkin/README b/challenge-127/ianrifkin/README new file mode 100644 index 0000000000..2d26297fb9 --- /dev/null +++ b/challenge-127/ianrifkin/README @@ -0,0 +1 @@ +Solution by Ian Rifkin. \ No newline at end of file diff --git a/challenge-127/izifresh/README b/challenge-127/izifresh/README new file mode 100644 index 0000000000..aedce7c408 --- /dev/null +++ b/challenge-127/izifresh/README @@ -0,0 +1 @@ +Solution by izifresh \ No newline at end of file diff --git a/challenge-127/jacques-guinnebault/README b/challenge-127/jacques-guinnebault/README new file mode 100644 index 0000000000..9d3e7c037f --- /dev/null +++ b/challenge-127/jacques-guinnebault/README @@ -0,0 +1 @@ +Solution by Jacques Guinnebault. diff --git a/challenge-127/jaime/README b/challenge-127/jaime/README new file mode 100644 index 0000000000..007cb58459 --- /dev/null +++ b/challenge-127/jaime/README @@ -0,0 +1,59 @@ +# Task #1 + +Write a script to display months from the year 1900 to 2019 where you +find 5 weekends i.e. 5 Friday, 5 Saturday and 5 Sunday. + +## Solution + +Months that contain five full weekends have 31 days and start on a Friday. Use `cal` to display March 2019 as an example. + +``` +#$ cal -h -m 3 2019 # cal is a UNIX utility + March 2019 +Su Mo Tu We Th Fr Sa + 1 2 + 3 4 5 6 7 8 9 +10 11 12 13 14 15 16 +17 18 19 20 21 22 23 +24 25 26 27 28 29 30 +31 +``` + +The solution runs `cal` and displays months that match this unique +layout. + +# Task #2 + +Write a script that can wrap the given paragraph at a specified column +using the greedy algorithm. + +A simple way to do word wrapping is to use a greedy algorithm that +puts as many words on a line as possible, then moving on to the next +line to do the same until there are no more words left to place. This +method is used by many modern word processors, such as OpenOffice.org +Writer and Microsoft Word[citation needed]. This algorithm always uses +the minimum possible number of lines but may lead to lines of widely +varying lengths. The following pseudocode implements this algorithm: + +``` +SpaceLeft := LineWidth +for each Word in Text + if (Width(Word) + SpaceWidth) > SpaceLeft + insert line break before Word in Text + SpaceLeft := LineWidth - Width(Word) + else + SpaceLeft := SpaceLeft - (Width(Word) + SpaceWidth) +``` + +Where LineWidth is the width of a line, SpaceLeft is the remaining +width of space on the line to fill, SpaceWidth is the width of a +single space character, Text is the input text to iterate over and +Word is a word in this text. + +## Solution + +The solution follows the recommended pseudocode. Minor improvements +avoid trailing whitespace. + +The script uses `Text::ParseWords::shellwords` from the standard +library to extract chunks of words from ``. diff --git a/challenge-127/jaldhar-h-vyas/README b/challenge-127/jaldhar-h-vyas/README new file mode 100644 index 0000000000..7dce927eca --- /dev/null +++ b/challenge-127/jaldhar-h-vyas/README @@ -0,0 +1 @@ +Solution by Jaldhar H. Vyas diff --git a/challenge-127/james-smith/README.md b/challenge-127/james-smith/README.md new file mode 100644 index 0000000000..6f2ffee2f8 --- /dev/null +++ b/challenge-127/james-smith/README.md @@ -0,0 +1,94 @@ +# Perl Weekly Challenge #126 + +You can find more information about this weeks, and previous weeks challenges at: + + https://perlweeklychallenge.org/ + +If you are not already doing the challenge - it is a good place to practise your +**perl** or **raku**. If it is not **perl** or **raku** you develop in - you can +submit solutions in whichever language you feel comfortable with. + +You can find the solutions here on github at: + +https://github.com/drbaggy/perlweeklychallenge-club/tree/master/challenge-126/james-smith/perl + +# Task 1 - Count Numbers + +***You are given a positive integer `$N` - Write a script to print count of numbers from `1` to `$N` that don’t contain digit `1`.*** + +## The solution + +First pass - just do the simple `O(n)` thing which is to loop through all `$N` numbers and count those without `1`s. + +```perl +sub get_no_one_count { + my $n = shift; + return scalar grep { ! m{1} } 2..$n; +} +``` + +If we look at a few numbers we see that for powers of 10 we see we have values 8, 80, 728, 6560, 59048, ... what we notices these are all of the form `9^$N-1`.... For multiples of these we see that for the total is `(n-1)*9^N`. + +We see we can then add these up - with one exception if we find a 1 we stop the loop (or if working backwards) throw any calculations away - giving us the order `O(ln n)` solution: + +```perl +sub get_no_one_count_9 { + my ( $n, $count, $pow_9 ) = ( shift, 0, 1 ); + while($n) { + my $t = $n % 10; ## get last digit + $count = 0 if $t==1; ## Throw everything away we've found a 1 + $count += $t ? ( $t == 1 ? ($pow_9-1) : ($t-1)*$pow_9 ) : 0; + ## 0 it contributes nothing + ## 1 contributes 9^X-1 + ## 2-9 contributes (n-1)9^X + $pow_9 *= 9; ## update power of nine + $n = ( $n - $t )/10; ## drop last digit + } + return $count; +} +``` + +## Comparison +Even for 2 digit numbers this speed up is good (72x), but as N increases +we see that gain gets higher and higher.. for 7 digit numbers the speed +up is 6 orders of magnitude. + +| N | scan | opt | Speed-up | +| --------: | --------: | --------: | ---------: | +| 98 | 16,027 | 1,173,850 | 72 | +| 987 | 2,623 | 867,796 | 330 | +| 9,876 | 253 | 685,956 | 2,715 | +| 98,765 | 24.4 | 565,427 | 23,155 | +| 987,654 | 1.23 | 482,800 | 392,998 | +| 9,876,543 | 0.23 | 418,410 | 1,853,771 | + +# Task 2 - Minesweeper Game + +***You are given a rectangle with points marked with either `x` or `*`. Consider the `x` as a land mine. Write a script to print a rectangle with numbers and `x` as in the Minesweeper game.*** + +## Solution + +```perl +sub solve { + my @res = (); + my @g = map { [ map { $_ eq 'x' ? 1 : 0 } split //, $_ ] } @_; + + my( $h, $w ) = ( $#_, -1 + length $_[0] ); + foreach my $y ( 0 .. $h ) { + push @res, join '', map { + $g[$y][$_] ? 'x' : + ( $y ? ( $_ ? $g[$y-1][$_-1] : 0 ) + $g[$y-1][$_] + ( $_<$w ? $g[$y-1][$_+1] : 0 ) : 0 ) + + ( $_ ? $g[$y ][$_-1] : 0 ) + $g[$y ][$_] + ( $_<$w ? $g[$y ][$_+1] : 0 ) + + ( $y<$h ? ( $_ ? $g[$y+1][$_-1] : 0 ) + $g[$y+1][$_] + ( $_<$w ? $g[$y+1][$_+1] : 0 ) : 0 ) + } 0 .. $w; + } + return join "\n", @res; +} +``` + +There are two stages to this: + + 1. convert the strings into an array of `1`s and `0`s representing mines and spaces. + 2. we compute the convulation - counting the number of mines in adjacent squares (or tagging with a "x" if the square is bomb). + Rather than using loops and if statements we use nested ternary operators in a single line + diff --git a/challenge-127/jan-perl/README b/challenge-127/jan-perl/README new file mode 100644 index 0000000000..70e335d7d7 --- /dev/null +++ b/challenge-127/jan-perl/README @@ -0,0 +1 @@ +Solution by Jan Hoogenraad diff --git a/challenge-127/jaredor/README b/challenge-127/jaredor/README new file mode 100644 index 0000000000..398fcc9bae --- /dev/null +++ b/challenge-127/jaredor/README @@ -0,0 +1 @@ +Solution by Jared Martin diff --git a/challenge-127/jason-messer/README b/challenge-127/jason-messer/README new file mode 100644 index 0000000000..db0556d981 --- /dev/null +++ b/challenge-127/jason-messer/README @@ -0,0 +1 @@ +Raku Solutions by Jason Messer diff --git a/challenge-127/javier-luque/README b/challenge-127/javier-luque/README new file mode 100644 index 0000000000..887e7fc81a --- /dev/null +++ b/challenge-127/javier-luque/README @@ -0,0 +1 @@ +Solutions by Javier Luque. diff --git a/challenge-127/jcrosswh/README b/challenge-127/jcrosswh/README new file mode 100644 index 0000000000..144afd1a18 --- /dev/null +++ b/challenge-127/jcrosswh/README @@ -0,0 +1 @@ +Solution by Joel Crosswhite. \ No newline at end of file diff --git a/challenge-127/jdos22/README b/challenge-127/jdos22/README new file mode 100644 index 0000000000..d38c22f0be --- /dev/null +++ b/challenge-127/jdos22/README @@ -0,0 +1 @@ +Solution by jdos22 diff --git a/challenge-127/jeff/README b/challenge-127/jeff/README new file mode 100644 index 0000000000..d5f15f4a8e --- /dev/null +++ b/challenge-127/jeff/README @@ -0,0 +1 @@ +Solution by Jeff diff --git a/challenge-127/jeongoon/.gitignore b/challenge-127/jeongoon/.gitignore new file mode 100644 index 0000000000..23c7e03022 --- /dev/null +++ b/challenge-127/jeongoon/.gitignore @@ -0,0 +1,5 @@ +ch-1 +ch-2 +*~ +elm-stuff +index.html diff --git a/challenge-127/jeongoon/README b/challenge-127/jeongoon/README new file mode 100644 index 0000000000..fb69b53165 --- /dev/null +++ b/challenge-127/jeongoon/README @