Borderou de evaluare (job #259664)

Compilare: user.cpp: In function ‘int prel(int)’: user.cpp:27:1: warning: no return statement in function returning non-void [-Wreturn-type] user.cpp: In function ‘int main()’: user.cpp:30:11: warning: unused variable ‘c1’ [-Wunused-variable] user.cpp:30:14: warning: unused variable ‘c2’ [-Wunused-variable] user.cpp:30:17: warning: unused variable ‘ok’ [-Wunused-variable] user.cpp:30:20: warning: unused variable ‘c’ [-Wunused-variable] user.cpp:30:22: warning: unused variable ‘i’ [-Wunused-variable]