167.two-sum-ii-input-array-is-sorted.cpp

class Solution {
public:
    vector<int> twoSum(vector<int>& numbers, int target) {
        int i=0,j=numbers.size()-1;
        while(numbers[i]+numbers[j] != target && i < j){
            if(numbers[i]+numbers[j] < target) i++;
            else j--;
        }
        vector<int> ans;
        ans.push_back(i+1);
        ans.push_back(j+1);
        return ans;
    }
};