索引:[LeetCode] Leetcode 题解索引 (C++/Java/Python/Sql)
Github:
https://github.com/illuz/leetcode
题目:https://leetcode.com/problems/search-insert-position/
代码(github):https://github.com/illuz/leetcode
要把一个数有序插入到一个有序数组里,问插入的位置。
还是二分变形题。
lower_bound
偷懒。C++:
class Solution { public: int searchInsert(int A[], int n, int target) { // if use lower_bound // return lower_bound(A, A + n, target) - A; int l = 0, r = n - 1, mid = 0; while (l < r) { mid = l + (r - l) / 2; // mid = (l + r) / 2; if (A[mid] < target) l = mid + 1; else r = mid; } return A[l] < target ? l + 1 : l; } };
[LeetCode] 035. Search Insert Position (Medium) (C++)
原文地址:http://blog.csdn.net/hcbbt/article/details/44244775