Compilare: user.cpp: In function ‘int main()’: user.cpp:22:42: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘long long int’ [-Wformat=] printf("%d\n",(s4-s2-s3+s1+2*p)%p); ^ user.cpp:11:9: warning: unused variable ‘i’ [-Wunused-variable] int i, j, n; ^ user.cpp:11:12: warning: unused variable ‘j’ [-Wunused-variable] int i, j, n; ^ user.cpp:11:15: warning: unused variable ‘n’ [-Wunused-variable] int i, j, n; ^