Compilare: user.cpp: In function ‘int desc(long long int)’: user.cpp:10:15: warning: unused variable ‘i’ [-Wunused-variable] long long i=0,d=2; ^ user.cpp:24:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘int elim(long long int)’: user.cpp:36:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘int ciur()’: user.cpp:45:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^