LUYTHUA C++

#include <bits/stdc++.h>
using namespace std;
int n,k;
bool a[101];
void nhap()
{
    cin>>n>>k;
}
int luythua(int n,int k)
{
    int res=1;
    for (int i=1;i<=k;i++)
      res=((res%100)*(n%100))%100;
    return res;
}
void xuly()
{
    while (true)
    {
        n=luythua(n,k);
        if (a[n]) break;
        a[n]=true;
        cout<<n<<' ';
    }
}
int main()
{
    freopen("luythua.inp","r",stdin);
    freopen("luythua.out","w",stdout);
    nhap();
    xuly();
}