Eroare de compilare: user.cpp: In function ‘void rezolvare()’: user.cpp:37: warning: array subscript has type ‘char’ user.cpp:37: warning: array subscript has type ‘char’ user.cpp:37: warning: array subscript has type ‘char’ user.cpp:37: error: no match for call to ‘(std::ifstream) (bool)’ user.cpp:38: error: expected ‘;’ before ‘{’ token user.cpp:42: error: ‘else’ without a previous ‘if’ user.cpp:43: warning: array subscript has type ‘char’ user.cpp:46: warning: array subscript has type ‘char’ user.cpp:31: warning: unused variable ‘k’