31 lines
534 B
JavaScript
31 lines
534 B
JavaScript
function getOrSet(container, key, newValue) {
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let val = container.get(key);
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if (!val) {
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val = newValue;
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container.set(key, val);
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}
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return val;
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}
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function intersects(set1, set2) {
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for (let item of set1) {
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if (set2.has(item)) {
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return true;
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}
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}
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return false;
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}
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function asymDifference(set1, set2) {
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let ret = new Set();
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for (let item of set1) {
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if (!set2.has(item)) {
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ret.add(item);
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}
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}
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return ret;
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}
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<!--# include file="MinHeap.js" -->
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<!--# include file="StringMap.js" -->
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