Cod sursa(job #793912)
| Utilizator | Data | 4 octombrie 2012 18:13:50 | |
|---|---|---|---|
| Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 0.44 kb |
#include<cstdio>
#include<string.h>
#include<cmath>
using namespace std;
#define ll long long
#define MOD 1999999973
int main()
{
unsigned int n,p;
freopen("lgput.in","r",stdin);
freopen("lgput.out","w",stdout);
ll a,sol=1;
scanf("%d %d",&n,&p);
a=n;
for(int i=0;(1<<i)<=p;++i)
{
if((p & (1<<i))>0){
sol=(sol*a)%MOD;
}
a=(a*a)%MOD;
}
printf("%lld\n",sol);
return 0;
}
