AcWing 1290. 越狱
原题链接
简单
作者:
最后五分钟
,
2024-04-02 21:51:55
,
所有人可见
,
阅读 5
#include<bits/stdc++.h>
#define int long long
#define x first
#define y second
#define de(x) cout<<#x<<" = "<<x<<" "
#define deg(x) cout<<#x<<" = "<<x<<endl
using namespace std;
const int p=100003;
typedef pair<int,int> PII;
int qmi(int a,int b)
{
int res=1%p;
while(b)
{
if(b&1)res=res*a%p;
a=a*a%p;
b>>=1;
}
return res;
}
signed main()
{
ios::sync_with_stdio(0);
cin.tie(0);
cout.tie(0);
int m,n;
cin>>m>>n;
int sum=qmi(m,n);
int res=(sum-m%p*qmi(m-1,n-1)%p+p)%p;
cout<<res<<endl;
return 0;
}