Cod sursa(job #1647396)
Utilizator | Data | 10 martie 2016 20:23:53 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.43 kb |
#include <iostream>
#include <cstdio>
#define mod 1999999973
using namespace std;
long long a,sol=1;
int main()
{
int n,p,i;
freopen("lgput.in","r",stdin);
freopen("lgput.out","w",stdout);
cin>>n>>p;
sol=1; a=n;
for(i=0; (1<<i)<=p ; i++)
{
if( (1<<i)&p ) sol= (sol*a)%mod;
a=a*a%mod;
}
cout<<sol<<'\n';
fclose(stdin);
fclose(stdout);
return 0;
}