Week 340, Raku solutions by @ash

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diff --git a/challenge-340/ash/raku/ch-1.raku b/challenge-340/ash/raku/ch-1.raku
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+# Task 1 of the Weekly Challenge 340
+# https://theweeklychallenge.org/blog/perl-weekly-challenge-340/#TASK1
+
+say redup('abbaca');   # ca
+say redup('azxxzy');   # ay
+say redup('aaaaaaaa'); # ''
+say redup('aabccba');  # a
+say redup('abcddcba'); # ''
+
+sub redup($str is copy) {
+    while $str ~~ s:g/(.) $0// {};
+    return $str;
+}
diff --git a/challenge-340/ash/raku/ch-2.raku b/challenge-340/ash/raku/ch-2.raku
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+# Task 2 of the Weekly Challenge 340
+# https://theweeklychallenge.org/blog/perl-weekly-challenge-340/#TASK2
+
+say is-increasing('The cat has 3 kittens 7 toys 10 beds'); # True
+say is-increasing('Alice bought 5 apples 2 oranges 9 bananas'); # False
+say is-increasing('I ran 1 mile 2 days 3 weeks 4 months'); # True
+say is-increasing('Bob has 10 cars 10 bikes'); # False
+say is-increasing('Zero is 0 one is 1 two is 2'); # True
+
+sub is-increasing($str) {
+    [<] $str.comb(/\d+/)
+}