Borderou de evaluare (job #669187)

Eroare de compilare: main.cpp: In function 'int main()': main.cpp:100:5: error: reference to 'cin' is ambiguous 100 | cin >> s; | ^~~ In file included from /usr/lib/gcc/i686-pc-linux-gnu/11.3.0/include/g++-v11/i686-pc-linux-gnu/bits/stdc++.h:75, from main.cpp:1: /usr/lib/gcc/i686-pc-linux-gnu/11.3.0/include/g++-v11/iostream:60:18: note: candidates are: 'std::istream std::cin' 60 | extern istream cin; /// Linked to standard input | ^~~ main.cpp:6:10: note: 'std::ifstream cin' 6 | ifstream cin("gridpaths.in"); | ^~~ main.cpp:101:5: error: reference to 'cout' is ambiguous 101 | cout << back(s, 0, 1, 1) << '\n'; | ^~~~ In file included from /usr/lib/gcc/i686-pc-linux-gnu/11.3.0/include/g++-v11/i686-pc-linux-gnu/bits/stdc++.h:75, from main.cpp:1: /usr/lib/gcc/i686-pc-linux-gnu/11.3.0/include/g++-v11/iostream:61:18: note: candidates are: 'std::ostream std::cout' 61 | extern ostream cout; /// Linked to standard output | ^~~~ main.cpp:7:10: note: 'std::ofstream cout' 7 | ofstream cout("gridpaths.out"); | ^~~~