always get that just anyone tells me why and how can I solve that problem and I am a new one here! that is my code :
include
using namespace std;
int main() { unsigned int x,y;
cin>>x;
y=x; cin>>x;y*=x; cin>>x;y*=x; cin>>x;y*=x; cout<<y%100; return 0; } the link of the problem