s4553711
5/17/2017 - 3:04 PM

35.cpp

class Solution {
public:
    int searchInsert(vector<int>& nums, int target) {
        if (nums.size() == 0) return 1;
        if (nums[0] >= target) {
            return 0;
        }
        int size = nums.size(), left = 0, right = nums.size() - 1;
        while(left < right) {
            int mid = (left + right + 1) / 2;
            if (nums[mid] == target) {
                return mid;
            } else if (nums[mid] >= target) {
                right = mid-1;
            } else {
                left = mid;
            }
        }
        return left + 1;
    }
};