Eroare de compilare: user.cpp: In function ‘void rezolva(int, int, int, int)’: user.cpp:38: error: ‘a’ was not declared in this scope user.cpp:49: warning: left-hand operand of comma has no effect user.cpp:49: error: expected ‘;’ before ‘)’ token user.cpp:50: warning: left-hand operand of comma has no effect user.cpp:50: error: expected ‘;’ before ‘)’ token user.cpp:56: error: invalid conversion from ‘int*’ to ‘int’ user.cpp:56: error: initializing argument 4 of ‘void rezolva(int, int, int, int)’ user.cpp:57: error: expected ‘;’ before ‘rezolva’