Cod sursa(job #1284912)
Utilizator | Data | 6 decembrie 2014 22:16:02 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 20 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.39 kb |
#include<fstream>
using namespace std;
ifstream cin("lgput.in");
ofstream cout("lgput.out");
long long n,p;
long long put(long long n,long long p)
{
if(!p)return 1%1999999973;
if(p==1)return n%1999999973;
if(n%2==0)return put(n*n,p/2)%1999999973;
if(n%2!=0)return n*put(n,p-1)%1999999973;
n%=199999973;
}
int main(void)
{
cin>>n>>p;
cout<<put(n,p);
}