Cod sursa(job #222132)
| Utilizator | Data | 20 noiembrie 2008 17:34:29 | |
|---|---|---|---|
| Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 0.37 kb |
#include<stdio.h>
#define N 1999999973
long long n,p;
long long putere(long long a, long long b)
{
if(b==0)
return 1;
if(b&1)
return a*putere(a*a%N,b>>1)%N;
return putere(a*a%N,b>>1)%N;
}
int main()
{
freopen("lgput.in","r",stdin);
freopen("lgput.out","w",stdout);
scanf("%lld%lld", &n,&p);
n%=N;
printf("%lld\n",putere(n,p));
return 0;
}
