Cod sursa(job #947156)
Utilizator | Data | 6 mai 2013 20:13:53 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.38 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
long long n,x=1,p;
int N=1999999973;
long long putere(long long x, long long p)
{
if(p==1)
return x;
if(p%2==1)
return (putere((x*x)%R,p/2)*x)%R;
return putere((x*x)%R,p/2)%R;
}
int main()
{
f>>n>>p;
g<<putere(n,p);
}