Cod sursa(job #1612521)
Utilizator | Data | 24 februarie 2016 21:42:29 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.4 kb |
#include <iostream>
#include <cstdio>
#define mod 1999999973
using namespace std;
int main()
{
int n,p,sol,a,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;
}