Eroare de compilare: main.cpp: In function 'int main()': main.cpp:13:5: error: reference to 'cin' is ambiguous 13 | cin>>n>>m>>k>>c; | ^~~ In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:75, from main.cpp:1: /usr/include/c++/10/iostream:60:18: note: candidates are: 'std::istream std::cin' 60 | extern istream cin; /// Linked to standard input | ^~~ main.cpp:5:10: note: 'std::ifstream cin' 5 | ifstream cin("camion.in"); | ^~~ main.cpp:22:9: error: reference to 'cin' is ambiguous 22 | cin>>l1>>c1>>l2>>c2; | ^~~ In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:75, from main.cpp:1: /usr/include/c++/10/iostream:60:18: note: candidates are: 'std::istream std::cin' 60 | extern istream cin; /// Linked to standard input | ^~~ main.cpp:5:10: note: 'std::ifstream cin' 5 | ifstream cin("camion.in"); | ^~~ main.cpp:41:25: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 41 | if(v[i].size()-1<c) | ~~~~~~~~~~~~~^~ main.cpp:42:13: error: reference to 'cout' is ambiguous 42 | cout<<"0\n"; | ^~~~ In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:75, from main.cpp:1: /usr/include/c++/10/iostream:61:18: note: candidates are: 'std::ostream std::cout' 61 | extern ostream cout; /// Linked to standard output | ^~~~ main.cpp:6:10: note: 'std::ofstream cout' 6 | ofstream cout("camion.out"); | ^~~~ main.cpp:44:13: error: reference to 'cout' is ambiguous 44 | cout<<v[i][c]<<"\n"; | ^~~~ In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:75, from main.cpp:1: /usr/include/c++/10/iostream:61:18: note: candidates are: 'std::ostream std::cout' 61 | extern ostream cout; /// Linked to standard output | ^~~~ main.cpp:6:10: note: 'std::ofstream cout' 6 | ofstream cout("camion.out"); | ^~~~ Non zero exit status: 1