提交记录 6280 - Judge Duck Online

用户	题目	状态	得分	用时	内存	语言	代码长度
lixiao189	1003. 测测你的二分查找	Accepted	100	335.48 us	12 KB	C++	228 B

提交时间	评测时间
2018-10-05 14:58:27	2020-08-01 00:41:33

代码

int binary_search(const unsigned *a, int n, unsigned x)
{
  int l = 1, r = n;
  while (l > r) {
    int mid = (l + r) >> 1;
    if (a[mid] == x) return mid;
    if (a[mid] > x) r = mid - 1;
    if (a[mid] < x) l = mid + 1;
  }
}

评测结果

Compilation

N/A

Compile OK

Score: N/A

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Compile OK

Testcase #1

335.48 us

12 KB

Accepted

Score: 100

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Time (ms): 0.335475
Memory (KiB): 12
Status: Run Finished

ok Accepted

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