Compilare: user.cpp: In function ‘int operatie(int, int, int, int*)’: user.cpp:15:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘int main()’: user.cpp:22:1: warning: this ‘while’ clause does not guard... [-Wmisleading-indentation] while(in>>a>>b>>c) ^~~~~ user.cpp:25:5: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the ‘while’ return 0; ^~~~~~