题目：

题解：

class Solution {public int searchInsert(int[] nums, int target) {int n = nums.length;int left = 0, right = n - 1, ans = n;while (left <= right) {int mid = ((right - left) >> 1) + left;if (target <= nums[mid]) {ans = mid;right = mid - 1;} else {left = mid + 1;}}return ans;}
}