Compilare: main.cpp: In function 'int main()': main.cpp:10:9: warning: unused variable 'n' [-Wunused-variable] int n,afi=0,cp,m,i=0,j,p,aux=1; ^ main.cpp:10:20: warning: unused variable 'm' [-Wunused-variable] int n,afi=0,cp,m,i=0,j,p,aux=1; ^ main.cpp:10:26: warning: unused variable 'j' [-Wunused-variable] int n,afi=0,cp,m,i=0,j,p,aux=1; ^ main.cpp:10:30: warning: unused variable 'aux' [-Wunused-variable] int n,afi=0,cp,m,i=0,j,p,aux=1; ^~~ main.cpp:8:33: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("fact.in","r",stdin); ^ main.cpp:9:35: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("fact.out","w",stdout); ^