Compilare: main.cpp: In function 'int main()': main.cpp:57:19: warning: unused variable 'rest2' [-Wunused-variable] long long rest2=resst(rest); ^~~~~ main.cpp: In function 'long long int transf(long long int)': main.cpp:22:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ main.cpp: In function 'long long int resst(long long int)': main.cpp:37:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ main.cpp: In function 'int main()': main.cpp:40:37: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("amprenta.in","r",stdin); ^ main.cpp:41:39: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("amprenta.out","w",stdout); ^ main.cpp:43:23: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%lld",&cer); ^ main.cpp:46:25: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%lld",&n); ^ main.cpp:51:44: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%lld %lld %lld",&a,&b,&rest);///CAZ SPECIAL REST==0 ^