Cod sursa(job #1515248)
Utilizator | Data | 1 noiembrie 2015 12:35:40 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.5 kb |
#include <iostream>
#include <cmath>
#include <fstream>
using namespace std;
ifstream in("lgput.in");
ofstream out("lgput.out");
int main()
{
long long n,p,r=1;
in>>n>>p;
while(p!=1)
{
if(p%2==0)
{
p=p/2;
n=n*n;
n=n%1999999973;
}
else
{
p=p-1;
r=r*n;
r=r%1999999973;
}
}
out<<(n*r)%1999999973;
return 0;
}