Compilare: user.cpp: In function ‘void preProc()’: user.cpp:15:10: warning: unused variable ‘def2’ [-Wunused-variable] long def2,def5; ^ user.cpp:15:15: warning: unused variable ‘def5’ [-Wunused-variable] long def2,def5; ^ user.cpp: In function ‘int main()’: user.cpp:31:32: warning: format ‘%c’ expects argument of type ‘char*’, but argument 3 has type ‘long int*’ [-Wformat=] scanf("%ld\n%c%ld",&n,&c,&p); ^ user.cpp:27:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("procente.in","r",stdin); ^ user.cpp:28:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("procente.out","w",stdout); ^ user.cpp:31:33: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%ld\n%c%ld",&n,&c,&p); ^