9 lines
395 B
D
9 lines
395 B
D
void main() {
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import std.stdio, std.file, std.algorithm, std.string, std.range;
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auto words = "unixdict.txt".readText.split.zip(0.repeat).assocArray;
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auto pairs = zip(words.byKey, words.byKey.map!(w => w.dup.reverse))
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.filter!(wr => wr[0] < wr[1] && wr[1] in words)
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.zip(0.repeat).assocArray;
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writeln(pairs.length, "\n", pairs.byKey.take(5));
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}
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