Merge pull request #8180 from wambash/challenge-week-219

solutions week 219

2 files changed, 46 insertions, 0 deletions

diff --git a/challenge-219/wambash/raku/ch-1.raku b/challenge-219/wambash/raku/ch-1.raku
new file mode 100644
index 0000000000..4b74de2b46
--- /dev/null
+++ b/challenge-219/wambash/raku/ch-1.raku
@@ -0,0 +1,18 @@
+#!/usr/bin/env raku
+
+sub sorted-squares (+@list) {
+    @list
+    andthen .map: *²
+    andthen .sort
+}
+
+multi MAIN (Bool :test($)!) {
+    use Test;
+    is sorted-squares(-2,-1,0,3,4),(0,1,4,9,16);
+    is sorted-squares(5, -4, -1, 3, 6),(1, 9, 16, 25, 36);
+    done-testing;
+}
+
+multi MAIN (*@list) {
+    say sorted-squares @list
+}
diff --git a/challenge-219/wambash/raku/ch-2.raku b/challenge-219/wambash/raku/ch-2.raku
new file mode 100644
index 0000000000..ef9ddb0f40
--- /dev/null
+++ b/challenge-219/wambash/raku/ch-2.raku
@@ -0,0 +1,28 @@
+#!/usr/bin/env raku
+use v6.e.*;
+
+sub travel-expenditure  (+@days, *%costs (:$day, :$week, :$month)) {
+    my Str @day-plan is default('x') ;
+    @day-plan[|@days] = 'T' xx *;
+    my token day { <!after T ** 6> T }
+    my token week {  T <?before T x* T> <[Tx]> ** 1..6 }
+    my token month { T <?before T [<[Tx]> **? 6..28] T> <[Tx]> ** 7..29  }
+
+    @day-plan.join
+    andthen .match: / ^ x* [  <month> | <week> | <day> ]+ %% x*  $/, :ex
+    andthen .map: *.caps.map: *.key
+    andthen .map: { %costs{|$_}.sum  }\
+    andthen .min
+}
+
+multi MAIN (Bool :test($)!) {
+    use Test;
+    is travel-expenditure( 1,3,4,5,6):5day:30week:90month, 25;
+    is travel-expenditure( 1, 5, 6, 7, 9, 15,:2day:7week:25month), 11;
+    is travel-expenditure( 1, 2, 3, 5, 7, 10, 11, 12, 14, 20, 30, 31,:2day:7week:25month), 20;
+    done-testing;
+}
+
+multi MAIN (+@days, :d($day)!,:w($week)!,:m($month)!) {
+    say travel-expenditure  @days, :$day, :$week, :$month
+}