19 lines
380 B
JavaScript
19 lines
380 B
JavaScript
// https://www.codewars.com/kata/hollow-array/train/javascript
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function isHollow(x) {
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do {
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if (x.length < 3) return false;
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let f = x.shift();
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let l = x.pop();
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if (f === 0 && l === 0) {
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return 0 < x.length && isZeros(x);
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}
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if (f === 0 || l === 0) {
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return false;
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}
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} while (1);
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}
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function isZeros(x) {
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return x.every(n => n === 0);
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} |