Compilare: user.cpp: In function ‘int interclasare(int, int, int)’: user.cpp:45:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘int io(int, int)’: user.cpp:55:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘int interclasare1(int, int, int)’: user.cpp:89:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘int io1(int, int)’: user.cpp:99:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^