/cody/pratham0709/Striver-A-TO-Z-SDE-SHEET/Binary%20Search/Binary%20Search%20On%202D%20Arrays/Search%20a%202D%20Matrix%20II%20OR%20Search%20in%20a%20row-column%20sorted%20Matrix.cpp
class Solution {public:    bool searchMatrix(vector<vector<int>>& matrix, int target) {        int n = matrix.size();        int m = matrix[0].size();        int i =0;         int j = m - 1;
        while(i<n && j>=0){            if(matrix[i][j] == target){                return true;            }            else if (matrix[i][j] > target){                j--;            }            else{                i++;            }        }        return false;    }};