deno.land / x / masx200_leetcode_test@10.6.5 / shu-zu-zhong-shu-zi-chu-xian-de-ci-shu-ii-lcof / index.ts
123456789101112import { counter } from "../substring-with-concatenation-of-all-words/counter.ts";
function singleNumber(nums: number[]): number { const cnt = counter(nums);
for (const [key, value] of cnt.entries()) { if (value === 1) return key; } return nums[0];}export default singleNumber;
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