Cod sursa(job #1377201)
Utilizator | Data | 5 martie 2015 20:43:46 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.29 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
int n,p,x,rez=1;
int main()
{int i;
f>>n>>p;
x=n;
for(i=0;(1<<i)<=p;i++)
{if((1<<i)&p)rez=(rez*x)%1999999973;
x=(x*x)%1999999973;
}
g<<rez;
}