Cod sursa(job #297979)
| Utilizator |  FMI Dogan Adrian Ioan Lucian Tyber |
Data | 5 aprilie 2009 19:03:05 |
|---|---|---|---|
| Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 0.33 kb |
#include<stdio.h>
#include<string.h>
const int max=10001;
const int m=2000000000;
int main(){
unsigned int n,i,p;
long long a,s=1;
freopen("lgput.in","r",stdin);
freopen("lgput.out","w",stdout);
scanf("%d %d",&n,&p);
a=n;
for(i=0;(1<<i)<=p;i++){
if(((1<<i)&p)>0)s=(s*a)%m;
a=(a*a)%m;}
printf("%lld\n",s);
return 0;}