Compilare: user.cpp: In function ‘int main()’: user.cpp:10:9: warning: unused variable ‘aux’ [-Wunused-variable] int aux,j,i,qnt,rest,pos,nr; ^ user.cpp:10:13: warning: unused variable ‘j’ [-Wunused-variable] int aux,j,i,qnt,rest,pos,nr; ^ user.cpp:10:26: warning: unused variable ‘pos’ [-Wunused-variable] int aux,j,i,qnt,rest,pos,nr; ^ user.cpp:10:30: warning: unused variable ‘nr’ [-Wunused-variable] int aux,j,i,qnt,rest,pos,nr; ^ user.cpp:7:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("noname3.in","r",stdin); ^ user.cpp:8:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("noname3.out","w",stdout); ^ user.cpp:13:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%lld %lld",&N,&S); ^