Eroare de compilare: main.cpp: In function 'void join(std::pair<int, int>, std::pair<int, int>)': main.cpp:35:46: error: 'mx' was not declared in this scope; did you mean 'rx'? 35 | if(a[rx.first][rx.second].first*(-1)>mx) | ^~ | rx main.cpp:43:46: error: 'mx' was not declared in this scope; did you mean 'rx'? 43 | if(a[ry.first][ry.second].first*(-1)>mx) | ^~ | rx main.cpp: In function 'int main()': main.cpp:52:8: error: 'n' was not declared in this scope; did you mean 'yn'? 52 | f>>n; | ^ | yn main.cpp:69:22: error: 'mx' was not declared in this scope; did you mean 'x'? 69 | st.push_back(mx); | ^~ | x Non zero exit status: 1