https://leetcode.com/problems/search-a-2d-matrix-ii


Time Limit Exceeded


```cpp
class Solution {
public:
    bool searchMatrix(vector<vector<int>>& matrix, int target) {
        //8:20
        for (auto row : matrix) {
            for (auto value : row) {
                if (target == value) {
                    return true;
                }
            }
        }
        return false;
        //8:20
    }
};
```