Submission #19631

#	Time	Username	Problem	Language	Result	Execution time	Memory
19631		yongwhan	Α (kriii4_P1)	C++98	100 / 100	0 ms	1716 KiB

P1

#include<bits/stdc++.h>
using namespace std;

const int mod=1e9+7;
typedef long long ll;

ll exp(ll a, ll b, ll m) {
  ll r=1;
  while(b) {
    if(b%2) r=(r*a)%m;
    a=(a*a)%m;
  b/=2;
  }
  return r;
}

int main() {
  ll a,x; cin>>a>>x;
  a%=mod;
  cout << exp(a,x,mod) << endl;
  return 0;
}

• Subtask 1: 100 / 100