| 7 | int required = 0; |
| 8 | |
| 9 | bool isValid(int x, int y) { |
| 10 | return (0 <= x && x < n) && (0 <= y && y < m); |
| 11 | } |
| 12 | |
| 13 | void dfs(vector<vector<int>> &grid, pair<int, int> s, pair<int, int> e, vector<pair<int, int>>& st, vector<vector<bool>> &used) { |
| 14 | if (!st.empty() && st.back() == e && st.size() == required - 1) { |
nothing calls this directly
no outgoing calls
no test coverage detected