9 lines
209 B
JavaScript
9 lines
209 B
JavaScript
function lookandsay(str) {
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return str.replace(/(.)\1*/g, function(seq, p1){return seq.length.toString() + p1})
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}
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var num = "1";
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for (var i = 10; i > 0; i--) {
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alert(num);
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num = lookandsay(num);
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}
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