Cod sursa(job #1508301)
Utilizator | Data | 22 octombrie 2015 14:41:43 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.41 kb |
#include<cstdio>
using namespace std;
const long long MOD=19999973;
unsigned n,p;
unsigned power(unsigned a,unsigned b)
{
unsigned sol=1;
for(;b;b>>1)
{
if(b&1) sol=(1LL*sol*a)%MOD;
a=(1LL*a*a)%MOD;
}
return sol;
}
int main()
{
freopen("lgput.in","r",stdin);
freopen("lgput.out","w",stdout);
scanf("%d %d",&n,&p);
printf("%d\n",power(n,p));
}