10 lines
195 B
JavaScript
10 lines
195 B
JavaScript
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module.exports = function strRepeat(str, qty){
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if (qty < 1) return '';
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var result = '';
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while (qty > 0) {
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if (qty & 1) result += str;
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qty >>= 1, str += str;
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}
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return result;
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};
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