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Zheaoli / do-something-right

MIT License
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2022-09-05 #351

Open Zheaoli opened 2 years ago

Zheaoli commented 2 years ago

2022-09-05

gongpeione commented 2 years ago 
/*
 * @lc app=leetcode id=268 lang=typescript
 *
 * [268] Missing Number
 */

// @lc code=start
function missingNumber(nums: number[]): number {
    let sum = 0;
    let targetSum = 0;

    for (let i = 0; i < nums.length + 1; i++) {
        targetSum += i;
        sum += nums[i] || 0;
    }

    return targetSum - sum;
};
// @lc code=end

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Dapeus commented 2 years ago

image