Merge branch 'manwar:master' into work

25 files changed, 854 insertions, 0 deletions

diff --git a/challenge-262/dave-jacoby/perl/ch-1.pl b/challenge-262/dave-jacoby/perl/ch-1.pl
new file mode 100644
index 0000000000..2caa4c1b3c
--- /dev/null
+++ b/challenge-262/dave-jacoby/perl/ch-1.pl
@@ -0,0 +1,29 @@
+#!/usr/bin/env perl
+
+use strict;
+use warnings;
+use experimental qw{ say postderef signatures state };
+
+my @examples = (
+
+    [ -3, 1,  2,  -1, 3, -2, 4 ],
+    [ -1, -2, -3, 1 ],
+    [ 1,  2 ],
+
+);
+
+for my $example (@examples) {
+    my $output = max_pos_neg( $example->@* );
+    my @ints   = $example->@*;
+    my $ints   = join ',', @ints;
+    say <<"END";
+    Input:  \@ints = ($ints)
+    Output: $output
+END
+}
+
+sub max_pos_neg (@ints) {
+    my $pos = scalar grep { $_ > 0 } @ints;
+    my $neg = scalar grep { $_ < 0 } @ints;
+    return $pos > $neg ? $pos : $neg;
+}
diff --git a/challenge-262/dave-jacoby/perl/ch-2.pl b/challenge-262/dave-jacoby/perl/ch-2.pl
new file mode 100644
index 0000000000..3be159219a
--- /dev/null
+++ b/challenge-262/dave-jacoby/perl/ch-2.pl
@@ -0,0 +1,34 @@
+#!/usr/bin/env perl
+
+use strict;
+use warnings;
+use experimental qw{ say postderef signatures state };
+
+my @examples = (
+
+    { ints => [ 3, 1, 2, 2, 2, 1, 3 ], k => 2 },
+    { ints => [ 1, 2, 3 ], k => 1 },
+);
+
+for my $example (@examples) {
+    my $k      = $example->{k};
+    my @ints   = $example->{ints}->@*;
+    my $output = count_equal_divisible( $k, @ints );
+    my $ints   = join ',', @ints;
+    say <<"END";
+    Input: \@ints = ($ints) and \$k = $k
+    Output: $output
+END
+}
+
+sub count_equal_divisible ( $k, @ints ) {
+    my $output = 0;
+    for my $i ( 0 .. $#ints ) {
+        for my $j ( $i + 1 .. $#ints ) {
+            next unless $ints[$i] == $ints[$j];
+            next unless ( $i * $j ) % $k == 0;
+            $output++;
+        }
+    }
+    return $output;
+}
diff --git a/challenge-262/jo-37/blog.txt b/challenge-262/jo-37/blog.txt
new file mode 100644
index 0000000000..a343be35a4
--- /dev/null
+++ b/challenge-262/jo-37/blog.txt
@@ -0,0 +1 @@
+https://github.sommrey.de/the-bears-den/2024/03/28/ch-262.html
diff --git a/challenge-262/jo-37/perl/ch-1.pl b/challenge-262/jo-37/perl/ch-1.pl
new file mode 100755
index 0000000000..bff884ad9f
--- /dev/null
+++ b/challenge-262/jo-37/perl/ch-1.pl
@@ -0,0 +1,55 @@
+#!/usr/bin/perl -s
+
+use v5.24;
+use Test2::V0;
+use List::Util qw(max reduce);
+
+our ($tests, $examples);
+
+run_tests() if $tests || $examples;	# does not return
+
+die <<EOS unless @ARGV;
+usage: $0 [-examples] [-tests] [--] [N...]
+
+-examples
+    run the examples from the challenge
+ 
+-tests
+    run some tests
+
+N...
+    list of numbers
+
+EOS
+
+
+### Input and Output
+
+say mpn(@ARGV);
+
+
+### Implementation
+
+sub mpn {
+	max +(reduce {$a->[1 + ($b <=> 0)]++; $a} [0,0,0], @_)->@[0,2];
+}
+
+
+### Examples and tests
+
+sub run_tests {
+    SKIP: {
+        skip "examples" unless $examples;
+
+        is mpn(-3, 1, 2, -1, 3, -2, 4), 4, 'example 1';
+        is mpn(-1, -2, -3, 1), 3, 'example 2';
+        is mpn(1,2), 2, 'example 3';
+    }
+
+    SKIP: {
+        skip "tests" unless $tests;
+	}
+
+    done_testing;
+    exit;
+}
diff --git a/challenge-262/jo-37/perl/ch-2.pl b/challenge-262/jo-37/perl/ch-2.pl
new file mode 100755
index 0000000000..bae511c438
--- /dev/null
+++ b/challenge-262/jo-37/perl/ch-2.pl
@@ -0,0 +1,62 @@
+#!/usr/bin/perl -s
+
+use v5.24;
+use Test2::V0 '!float';
+use PDL;
+
+our ($tests, $examples);
+
+run_tests() if $tests || $examples;	# does not return
+
+die <<EOS unless @ARGV > 1;
+usage: $0 [-examples] [-tests] [K I...]
+
+-examples
+    run the examples from the challenge
+ 
+-tests
+    run some tests
+
+K
+    (positive) integer
+
+I...
+    list of integers
+
+EOS
+
+
+### Input and Output
+
+say ced(@ARGV);
+
+
+### Implementation
+
+sub ced {
+    my $k = shift;
+	my $ints = long @_;
+    my $i = sequence($ints);
+    my $j = $i->dummy(0);
+
+    which(($j > $i) & ($ints->dummy(0) == $ints) & ! ($i * $j % $k))->nelem;
+}
+
+
+### Examples and tests
+
+sub run_tests {
+    SKIP: {
+        skip "examples" unless $examples;
+
+        is ced(2 ,=> 3,1,2,2,2,1,3), 4, 'example 1';
+        is ced(1,2,3), 0, 'example 2';
+    }
+
+    SKIP: {
+        skip "tests" unless $tests;
+	}
+
+    done_testing;
+    exit;
+}
diff --git a/challenge-262/lance-wicks/perl/ch-1.sh b/challenge-262/lance-wicks/perl/ch-1.sh
new file mode 100644
index 0000000000..7f15aef3cf
--- /dev/null
+++ b/challenge-262/lance-wicks/perl/ch-1.sh
@@ -0,0 +1 @@
+perl -Ilib/ t/mpn.t
diff --git a/challenge-262/lance-wicks/perl/lib/MPN.pm b/challenge-262/lance-wicks/perl/lib/MPN.pm
new file mode 100644
index 0000000000..9a2190486b
--- /dev/null
+++ b/challenge-262/lance-wicks/perl/lib/MPN.pm
@@ -0,0 +1,41 @@
+package MPN;
+
+
+sub max_pos_or_neg {
+    my $self = shift;
+    my @ints = @_;
+
+    my $positives = $self->positives(@ints); 
+    my $negatives = $self->negatives(@ints); 
+
+    if ($positives > $negatives) { return $positives }
+    if ($positives < $negatives) { return $negatives }
+    return 0;
+
+}
+
+sub positives {
+    my $self = shift;
+    my @ints = @_;
+    
+    my $count = 0;
+    for my $i (@ints) {
+        $count++ if $i > 0;
+    }
+
+    return $count;
+}
+
+sub negatives {
+    my $self = shift;
+    my @ints = @_;
+    
+    my $count = 0;
+    for my $i (@ints) {
+        $count++ if $i < 0;
+    }
+
+    return $count;
+}
+
+1;
\ No newline at end of file
diff --git a/challenge-262/lance-wicks/perl/t/mpn.t b/challenge-262/lance-wicks/perl/t/mpn.t
new file mode 100644
index 0000000000..4cda02cc02
--- /dev/null
+++ b/challenge-262/lance-wicks/perl/t/mpn.t
@@ -0,0 +1,38 @@
+use Test2::V0 -target => 'MPN';
+
+subtest "Example 1" => sub {
+    my @ints = (-3, 1, 2, -1, 3, -2, 4);
+    is $CLASS->positives(@ints), 4;
+    is $CLASS->negatives(@ints), 3;
+    is $CLASS->max_pos_or_neg(@ints), 4;
+};
+
+subtest "Example 2" => sub {
+    my @ints = (-1, -2, -3, 1);
+    is $CLASS->positives(@ints), 1;
+    is $CLASS->negatives(@ints), 3;
+    is $CLASS->max_pos_or_neg(@ints), 3;
+};
+
+subtest "Example 3" => sub {
+    my @ints = (1, 2);
+    is $CLASS->positives(@ints), 2;
+    is $CLASS->negatives(@ints), 0;
+    is $CLASS->max_pos_or_neg(@ints), 2;
+};
+
+subtest "Example 3" => sub {
+    my @ints = (1, 2);
+    is $CLASS->positives(@ints), 2;
+    is $CLASS->negatives(@ints), 0;
+    is $CLASS->max_pos_or_neg(@ints), 2;
+};
+
+subtest "Zero is neither positive or negative" => sub {
+    my @ints = (-0,+0,0);
+    is $CLASS->positives(@ints), 0;
+    is $CLASS->negatives(@ints), 0;
+    is $CLASS->max_pos_or_neg(@ints), 0;
+};
+
+done_testing;
\ No newline at end of file
diff --git a/challenge-262/lance-wicks/roc/main.roc b/challenge-262/lance-wicks/roc/main.roc
new file mode 100644
index 0000000000..fe51e6e95e
--- /dev/null
+++ b/challenge-262/lance-wicks/roc/main.roc
@@ -0,0 +1,40 @@
+app "mpn"
+    packages { pf: "https://github.com/roc-lang/basic-cli/releases/download/0.8.1/x8URkvfyi9I0QhmVG98roKBUs_AZRkLFwFJVJ3942YA.tar.br" }
+    imports [pf.Stdout]
+    provides [main] to pf
+
+main =
+    dbg positives [-3, 1, 2, -1, 3, -2, 4]
+    dbg negatives [-3, 1, 2, -1, 3, -2, 4]
+    dbg maxNegOrPos [-3, 1, 2, -1, 3, -2, 4]
+    dbg maxNegOrPos [-1, -2, -3, 1]
+    Stdout.line "run this with 'roc dev'"
+
+
+maxNegOrPos = \ints ->
+    if positives ints > negatives ints then
+       positives ints
+    else if negatives ints > positives ints then
+       negatives ints
+    else
+       0
+
+positives = \ints ->
+    List.countIf ints Num.isPositive
+
+negatives = \ints ->
+    List.countIf ints Num.isNegative 
+
+
+# Tests
+expect positives [-3, 1, 2, -1, 3, -2, 4] == 4
+expect negatives [-3, 1, 2, -1, 3, -2, 4] == 3
+expect maxNegOrPos [-3, 1, 2, -1, 3, -2, 4] == 4
+
+expect positives [-1, -2, -3, 1] == 1
+expect negatives [-1, -2, -3, 1] == 3
+expect maxNegOrPos [-1, -2, -3, 1] == 3
+
+expect positives [1,2] == 2
+expect negatives [1,2] == 0
+expect maxNegOrPos [1,2] == 2
\ No newline at end of file
diff --git a/challenge-262/laurent-rosenfeld/blog1.txt b/challenge-262/laurent-rosenfeld/blog1.txt
new file mode 100644
index 0000000000..b015a56644
--- /dev/null
+++ b/challenge-262/laurent-rosenfeld/blog1.txt
@@ -0,0 +1 @@
+https://blogs.perl.org/users/laurent_r/2024/03/perl-weekly-challenge-262-count-equal-divisible.html
diff --git a/challenge-262/laurent-rosenfeld/perl/ch-2.pl b/challenge-262/laurent-rosenfeld/perl/ch-2.pl
new file mode 100644
index 0000000000..2fe599238e
--- /dev/null
+++ b/challenge-262/laurent-rosenfeld/perl/ch-2.pl
@@ -0,0 +1,23 @@
+use strict;
+use warnings;
+use feature 'say';
+
+sub count_equal_div {
+    my $divisor = shift;
+    die "$divisor cannot be 0" if $divisor == 0;
+    my @in = @_;
+    my $count = 0;
+    for my $i (0 .. $#in - 1) {
+        for my $j ($i+1 .. $#in) {
+            next if $in[$i] != $in[$j];
+            $count++ if $i * $j % $divisor == 0;
+        }
+    }
+    return $count;
+}
+
+my @tests = ( [2, [3,1,2,2,2,1,3]], [1, [1,2,3]] );
+for my $test (@tests) {
+    printf "%d - %-15s => ", $test->[0], "@{$test->[1]}";
+    say count_equal_div  @$test[0], @{$test->[1]};
+}
diff --git a/challenge-262/laurent-rosenfeld/raku/ch-2.raku b/challenge-262/laurent-rosenfeld/raku/ch-2.raku
new file mode 100644
index 0000000000..c28d78ed68
--- /dev/null
+++ b/challenge-262/laurent-rosenfeld/raku/ch-2.raku
@@ -0,0 +1,16 @@
+sub count-equal-div ($divisor where * != 0, @in) {
+    my $count = 0;
+    for 0..^@in.end -> $i {
+        for $i^..@in.end -> $j {
+            next if @in[$i] != @in[$j];
+            $count++ if $i * $j %% $divisor;
+        }
+    }
+    return $count;
+}
+
+my @tests = (2, (3,1,2,2,2,1,3)), (1, (1,2,3));
+for @tests -> @test {
+    printf "%d - %-15s => ", @test[0], "@test[1]";
+    say count-equal-div @test[0], @test[1];
+}
diff --git a/challenge-262/lubos-kolouch/perl/ch-1.pl b/challenge-262/lubos-kolouch/perl/ch-1.pl
new file mode 100644
index 0000000000..ab2df48556
--- /dev/null
+++ b/challenge-262/lubos-kolouch/perl/ch-1.pl
@@ -0,0 +1,20 @@
+use strict;
+use warnings;
+
+
+package Ch1;
+use Carp;
+
+sub max_positive_negative {
+    my @ints = @_;
+    my $positive_count = scalar(grep { $_ > 0 } @ints);
+    my $negative_count = scalar(grep { $_ < 0 } @ints);
+    return $positive_count > $negative_count ? $positive_count : $negative_count;
+}
+
+# Assert tests
+croak "Test failed!" unless max_positive_negative(-3, 1, 2, -1, 3, -2, 4) == 4;
+croak "Test failed!" unless max_positive_negative(-1, -2, -3, 1) == 3;
+croak "Test failed!" unless max_positive_negative(1, 2) == 2;
+
+1;
\ No newline at end of file
diff --git a/challenge-262/lubos-kolouch/perl/ch-2.pl b/challenge-262/lubos-kolouch/perl/ch-2.pl
new file mode 100644
index 0000000000..c2eb3354ee
--- /dev/null
+++ b/challenge-262/lubos-kolouch/perl/ch-2.pl
@@ -0,0 +1,28 @@
+use strict;
+use warnings;
+
+
+package Ch2;
+use Carp;
+
+sub count_equal_divisible {
+    my ($ints_ref, $k) = @_;
+    my @ints = @$ints_ref;
+    my $count = 0;
+    my $n = scalar @ints;
+
+    for my $i (0 .. $n - 1) {
+        for my $j ($i + 1 .. $n - 1) {
+            if ($ints[$i] == $ints[$j] && ($i * $j) % $k == 0) {
+                $count++;
+            }
+        }
+    }
+    return $count;
+}
+
+# Assert tests
+croak "Test failed!" unless count_equal_divisible([3, 1, 2, 2, 2, 1, 3], 2) == 4;
+croak "Test failed!" unless count_equal_divisible([1, 2, 3], 1) == 0;
+
+1;
\ No newline at end of file
diff --git a/challenge-262/lubos-kolouch/python/ch-1.py b/challenge-262/lubos-kolouch/python/ch-1.py
new file mode 100644
index 0000000000..f87605552f
--- /dev/null
+++ b/challenge-262/lubos-kolouch/python/ch-1.py
@@ -0,0 +1,13 @@
+from typing import List
+
+
+def max_positive_negative(ints: List[int]) -> int:
+    positive_count = sum(1 for x in ints if x > 0)
+    negative_count = sum(1 for x in ints if x < 0)
+    return max(positive_count, negative_count)
+
+
+# Assert tests
+assert max_positive_negative([-3, 1, 2, -1, 3, -2, 4]) == 4
+assert max_positive_negative([-1, -2, -3, 1]) == 3
+assert max_positive_negative([1, 2]) == 2
diff --git a/challenge-262/lubos-kolouch/python/ch-2.py b/challenge-262/lubos-kolouch/python/ch-2.py
new file mode 100644
index 0000000000..5d42adf2a0
--- /dev/null
+++ b/challenge-262/lubos-kolouch/python/ch-2.py
@@ -0,0 +1,16 @@
+from typing import List
+
+
+def count_equal_divisible(ints: List[int], k: int) -> int:
+    count = 0
+    n = len(ints)
+    for i in range(n):
+        for j in range(i + 1, n):
+            if ints[i] == ints[j] and i * j % k == 0:
+                count += 1
+    return count
+
+
+# Assert tests
+assert count_equal_divisible([3, 1, 2, 2, 2, 1, 3], 2) == 4
+assert count_equal_divisible([1, 2, 3], 1) == 0
diff --git a/challenge-262/nelo-tovar/bash/ch-1.sh b/challenge-262/nelo-tovar/bash/ch-1.sh
new file mode 100755
index 0000000000..f0151dc053
--- /dev/null
+++ b/challenge-262/nelo-tovar/bash/ch-1.sh
@@ -0,0 +1,40 @@
+#!/usr/bin/env bash 
+#
+# The Weekly Challenge 262 - By Nelo Tovar
+#
+# https://theweeklychallenge.org/blog/perl-weekly-challenge-262/
+#
+# Task 1 : Max Positive Negative
+
+function max_positive_negative() {
+    local nums=("$@")
+    local positive=0
+    local negative=0
+
+    for i in "${nums[@]}"; do
+        if [ $i -ge 0 ]; then
+           ((positive++)) 
+        else
+            ((negative++))
+        fi
+    done
+
+    if [ $positive -gt $negative ]; then
+        echo $positive
+    else
+        echo $negative
+    fi
+}
+
+example1='-3 1 2 -1 3 -2 4'
+example2='-1 -2 -3 1'
+example3='1 2'
+
+for e in "$example1" "$example2" "$example3"; do
+    array=($e)
+    mpn=($(max_positive_negative "${array[@]}"))
+    echo "Input  : ints = (${array[@]})"
+    echo "Output : $mpn"
+    echo ""
+done
+
diff --git a/challenge-262/nelo-tovar/bash/ch-2.sh b/challenge-262/nelo-tovar/bash/ch-2.sh
new file mode 100755
index 0000000000..1a2ebf4d9b
--- /dev/null
+++ b/challenge-262/nelo-tovar/bash/ch-2.sh
@@ -0,0 +1,37 @@
+#!/usr/bin/env bash 
+#
+# The Weekly Challenge 262 - By Nelo Tovar
+#
+# https://theweeklychallenge.org/blog/perl-weekly-challenge-262/
+#
+# Task 2 : Count Equal Divisible
+
+function count_equal_divisible() {
+    local k=$1
+    shift
+    local nums=("$@")
+    local len=${#nums[@]}
+    local count=0
+
+    for (( i = 0; i <= $len-1 ; i++ )); do
+        for (( j = $i+1; j < $len; j++ )); do
+            if [[ (${nums[$i]} -eq ${nums[$j]}) && $(($i * $j % $k)) -eq 0 ]]; then
+                ((count++))
+            fi
+        done
+    done
+
+    echo $count
+}
+
+example_ints=('3 1 2 2 2 1 3' '1 2 3')
+example_k=(2 1)
+
+for e in 0 1; do
+    array=(${example_ints[$e]})
+    k=${example_k[$e]}
+    ced=$(count_equal_divisible $k "${array[@]}")
+    echo "Input  : ints = (${array[@]}), and K = $k"
+    echo -e "Output : $ced\n"
+done
+
diff --git a/challenge-262/nelo-tovar/perl/ch-1.pl b/challenge-262/nelo-tovar/perl/ch-1.pl
new file mode 100644
index 0000000000..ce3e9bf99c
--- /dev/null
+++ b/challenge-262/nelo-tovar/perl/ch-1.pl
@@ -0,0 +1,35 @@
+#!/usr/bin/env perl
+
+# The Weekly Challenge 262 - By Nelo Tovar
+#
+# https://theweeklychallenge.org/blog/perl-weekly-challenge-262/
+#
+# Task 1 - Max Positive Negative
+#
+
+use strict;
+use warnings;
+use v5.28;
+use Data::Dump qw(dump);
+
+my @examples = (
+    [ -3, 1, 2, -1, 3, -2, 4 ],
+    [ -1, -2, -3, 1 ],
+    [ 1, 2 ],
+);
+
+sub max_positive_negative {
+    my $nums = shift;
+    my $positive = scalar grep {$_ >= 0} @$nums;
+    my $negative = scalar grep {$_ < 0 } @$nums;
+
+    return $positive > $negative ? $positive : $negative;
+}
+
+for my $elements (@examples) {
+    my $mpn = max_positive_negative $elements;
+
+    say 'Input : @ints = ', dump(@$elements);
+    say 'Output : ', $mpn;
+    say ' ';
+}
diff --git a/challenge-262/nelo-tovar/perl/ch-2.pl b/challenge-262/nelo-tovar/perl/ch-2.pl
new file mode 100644
index 0000000000..9c23b2ca6d
--- /dev/null
+++ b/challenge-262/nelo-tovar/perl/ch-2.pl
@@ -0,0 +1,41 @@
+#!/usr/bin/env perl
+
+# The Weekly Challenge 262 - By Nelo Tovar
+#
+# https://theweeklychallenge.org/blog/perl-weekly-challenge-262/
+#
+# Task 2 - Count Equal Divisible
+#
+
+use strict;
+use warnings;
+use v5.28;
+use Data::Dump qw(dump);
+
+my @examples = (
+    { k => 2, ints => [3,1,2,2,2,1,3] },
+    { k => 1, ints => [1,2,3] },
+);
+
+sub count_equal_divisible {
+    my $input = shift;
+    my $ints = $input->{ints};
+    my $length = scalar @$ints; 
+    my $count = 0;
+
+    for (my $i = 0; $i <= $length - 1; $i++) {
+        for (my $j = $i + 1; $j < $length; $j++) {
+            $count++ if (($ints->[$i] eq $ints->[$j]) and (($i * $j % $input->{k}) eq 0) );
+        }
+    }
+     
+    return $count;
+}
+
+for my $elements (@examples) {
+    my $ced = count_equal_divisible $elements;
+
+    say 'Input : @ints = ', dump($elements->{ints}), ' and K = ', $elements->{k};
+    say 'Output : ', $ced;
+    say ' ';
+}
diff --git a/challenge-262/spadacciniweb/elixir/ch-1.exs b/challenge-262/spadacciniweb/elixir/ch-1.exs
new file mode 100644
index 0000000000..a4ebd1dfb9
--- /dev/null
+++ b/challenge-262/spadacciniweb/elixir/ch-1.exs
@@ -0,0 +1,56 @@
+# Task 1: Max Positive Negative
+# Submitted by: Mohammad Sajid Anwar
+# 
+# You are given an array of integers, @ints.
+# Write a script to return the maximum number of either positive or negative integers in the given array.
+# 
+# Example 1
+# Input: @ints = (-3, 1, 2, -1, 3, -2, 4)
+# Output: 4
+# 
+# Count of positive integers: 4
+# Count of negative integers: 3
+# Maximum of count of positive and negative integers: 4
+# 
+# Example 2
+# Input: @ints = (-1, -2, -3, 1)
+# Output: 3
+# 
+# Count of positive integers: 1
+# Count of negative integers: 3
+# Maximum of count of positive and negative integers: 3
+# 
+# Example 3
+# Input: @ints = (1,2)
+# Output: 2
+# 
+# Count of positive integers: 2
+# Count of negative integers: 0
+# Maximum of count of positive and negative integers: 2
+
+defmodule MaximumOfPositiveAndNegative do
+
+  def positive(ints) do
+    ints
+    |> Enum.count(fn x -> x > 0 end)
+  end
+
+  def negative(ints) do
+    ints
+    |> Enum.count(fn x -> x < 0 end)
+  end
+
+  def out(ints) do
+    IO.write( "(" <> Enum.join(ints, ",") <> ") -> ")
+    IO.puts( max(positive(ints), negative(ints)) )
+  end
+end
+
+ints = [-3, 1, 2, -1, 3, -2, 4]
+MaximumOfPositiveAndNegative.out(ints)
+
+ints = [-1, -2, -3, 1]
+MaximumOfPositiveAndNegative.out(ints)
+
+ints = [1,2]
+MaximumOfPositiveAndNegative.out(ints)
diff --git a/challenge-262/spadacciniweb/go/ch-1.go b/challenge-262/spadacciniweb/go/ch-1.go
new file mode 100644
index 0000000000..de672bf423
--- /dev/null
+++ b/challenge-262/spadacciniweb/go/ch-1.go
@@ -0,0 +1,72 @@
+/*
+Task 1: Max Positive Negative
+Submitted by: Mohammad Sajid Anwar
+
+You are given an array of integers, @ints.
+Write a script to return the maximum number of either positive or negative integers in the given array.
+
+Example 1
+Input: @ints = (-3, 1, 2, -1, 3, -2, 4)
+Output: 4
+
+Count of positive integers: 4
+Count of negative integers: 3
+Maximum of count of positive and negative integers: 4
+
+Example 2
+Input: @ints = (-1, -2, -3, 1)
+Output: 3
+
+Count of positive integers: 1
+Count of negative integers: 3
+Maximum of count of positive and negative integers: 3
+
+Example 3
+Input: @ints = (1,2)
+Output: 2
+
+Count of positive integers: 2
+Count of negative integers: 0
+Maximum of count of positive and negative integers: 2
+*/
+
+package main
+
+import (
+    "fmt"
+)
+
+func maxInt(x, y int) int {
+   if x < y {
+      return y
+   }
+   return x
+}
+
+func maximum_of_positive_and_negative(ints []int) {
+    positiveInt := 0
+    negativeInt := 0
+    for i := 0; i < len(ints); i++ {
+        if ints[i] > 0 {
+            positiveInt++
+        } else if ints[i] < 0 {
+            negativeInt++
+        }
+    }
+
+    s := fmt.Sprint(ints)
+    fmt.Printf("%s -> %d\n",
+        s,
+        maxInt(positiveInt, negativeInt))
+}
+
+func main() {
+    ints := []int{-3, 1, 2, -1, 3, -2, 4}
+    maximum_of_positive_and_negative(ints)
+
+    ints = []int{-1, -2, -3, 1}
+    maximum_of_positive_and_negative(ints)
+
+    ints = []int{1, 2}
+    maximum_of_positive_and_negative(ints)
+}
diff --git a/challenge-262/spadacciniweb/perl/ch-1.pl b/challenge-262/spadacciniweb/perl/ch-1.pl
new file mode 100644
index 0000000000..00686acb40
--- /dev/null
+++ b/challenge-262/spadacciniweb/perl/ch-1.pl
@@ -0,0 +1,59 @@
+#!/usr/bin/env perl
+
+# Task 1: Max Positive Negative
+# Submitted by: Mohammad Sajid Anwar
+# 
+# You are given an array of integers, @ints.
+# Write a script to return the maximum number of either positive or negative integers in the given array.
+# 
+# Example 1
+# Input: @ints = (-3, 1, 2, -1, 3, -2, 4)
+# Output: 4
+# 
+# Count of positive integers: 4
+# Count of negative integers: 3
+# Maximum of count of positive and negative integers: 4
+# 
+# Example 2
+# Input: @ints = (-1, -2, -3, 1)
+# Output: 3
+# 
+# Count of positive integers: 1
+# Count of negative integers: 3
+# Maximum of count of positive and negative integers: 3
+# 
+# Example 3
+# Input: @ints = (1,2)
+# Output: 2
+# 
+# Count of positive integers: 2
+# Count of negative integers: 0
+# Maximum of count of positive and negative integers: 2
+
+use strict;
+use warnings;
+
+my @ints = (-3, 1, 2, -1, 3, -2, 4);
+maximum_of_positive_and_negative(\@ints);
+
+@ints = (-1, -2, -3, 1);
+maximum_of_positive_and_negative(\@ints);
+
+@ints = (1,2);
+maximum_of_positive_and_negative(\@ints);
+
+exit 0;
+
+sub maximum_of_positive_and_negative {
+    my $ints = shift;
+
+    my $positive = scalar map { $_ > 0 ? 1 : () }
+                            @$ints;
+    my $negative = scalar map { $_ < 0 ? 1 : () }
+                            @$ints;
+    printf "(%s) -> %s\n",
+        (join ',', @$ints),
+        $positive > $negative ? $positive : $negative;
+
+    return undef;
+}
diff --git a/challenge-262/spadacciniweb/python/ch-1.py b/challenge-262/spadacciniweb/python/ch-1.py
new file mode 100644
index 0000000000..d9782dc03a
--- /dev/null
+++ b/challenge-262/spadacciniweb/python/ch-1.py
@@ -0,0 +1,49 @@
+# Task 1: Max Positive Negative
+# Submitted by: Mohammad Sajid Anwar
+# 
+# You are given an array of integers, @ints.
+# Write a script to return the maximum number of either positive or negative integers in the given array.
+# 
+# Example 1
+# Input: @ints = (-3, 1, 2, -1, 3, -2, 4)
+# Output: 4
+# 
+# Count of positive integers: 4
+# Count of negative integers: 3
+# Maximum of count of positive and negative integers: 4
+# 
+# Example 2
+# Input: @ints = (-1, -2, -3, 1)
+# Output: 3
+# 
+# Count of positive integers: 1
+# Count of negative integers: 3
+# Maximum of count of positive and negative integers: 3
+# 
+# Example 3
+# Input: @ints = (1,2)
+# Output: 2
+# 
+# Count of positive integers: 2
+# Count of negative integers: 0
+# Maximum of count of positive and negative integers: 2
+
+def maximum_of_positive_and_negative(ints):
+    negative = len(list(filter(lambda x: (x < 0), ints)))
+    positive = len(list(filter(lambda x: (x > 0), ints)))
+
+    print("(%s) -> %d" % 
+             ( ",".join(map(str, ints)), 
+               max(positive, negative)
+             )
+    )
+
+if __name__ == "__main__":
+    ints = [-3, 1, 2, -1, 3, -2, 4]
+    maximum_of_positive_and_negative(ints)
+
+    ints = [-1, -2, -3, 1]
+    maximum_of_positive_and_negative(ints)
+
+    ints = [1,2]
+    maximum_of_positive_and_negative(ints)
diff --git a/challenge-262/spadacciniweb/ruby/ch-1.rb b/challen