Compilare: user.cpp: In function ‘int main()’: user.cpp:59:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(v[i][j]>=x[i][j]) ^ user.cpp:13:26: warning: unused variable ‘p’ [-Wunused-variable] unsigned long long n,p,j,i,s,d,mij,l,c,picuri=0,pmin=ULLONG_MAX,q,w,sec=0,cerinta; ^ user.cpp:13:40: warning: unused variable ‘l’ [-Wunused-variable] unsigned long long n,p,j,i,s,d,mij,l,c,picuri=0,pmin=ULLONG_MAX,q,w,sec=0,cerinta; ^ user.cpp:13:42: warning: unused variable ‘c’ [-Wunused-variable] unsigned long long n,p,j,i,s,d,mij,l,c,picuri=0,pmin=ULLONG_MAX,q,w,sec=0,cerinta; ^ user.cpp:13:69: warning: unused variable ‘q’ [-Wunused-variable] unsigned long long n,p,j,i,s,d,mij,l,c,picuri=0,pmin=ULLONG_MAX,q,w,sec=0,cerinta; ^ user.cpp:13:71: warning: unused variable ‘w’ [-Wunused-variable] unsigned long long n,p,j,i,s,d,mij,l,c,picuri=0,pmin=ULLONG_MAX,q,w,sec=0,cerinta; ^ user.cpp:44:17: warning: ‘poz’ may be used uninitialized in this function [-Wmaybe-uninitialized] out<<poz; ^