32 lines
483 B
JavaScript
32 lines
483 B
JavaScript
Array.prototype.equals = function (other) {
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if (this.length != other.length) {
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return false;
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}
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let i = this.length;
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while (--i >= 0) {
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if (this[i] !== other[i]) {
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return false;
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}
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}
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return true;
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};
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class Queue {
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constructor() {
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this.q = [];
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}
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enqueue(x) {
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this.q.push(x);
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}
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dequeue() {
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return this.q.shift();
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}
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isEmpty() {
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return this.q.length == 0;
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}
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}
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