deno.land / x / masx200_leetcode_test@10.6.5 / maximum-number-of-pairs-in-array / index.ts

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export default function numberOfPairs(nums: number[]): number[] { let count = 0; const set = new Set<number>(); for (const num of nums) { if (!set.has(num)) { set.add(num); } else { set.delete(num); count++; } } const remain = nums.length - 2 * count; const ans = [count, remain]; return ans;}
masx200_leetcode_test
leetcode题解和一些测试工具
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4 months ago