Cod sursa(job #1520458)

Utilizator MadalinaDragomirFMI Dragomir Madalina MadalinaDragomir Data 8 noiembrie 2015 19:56:55
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp Status done
Runda Arhiva educationala Marime 0.44 kb
#include <iostream>
#include<fstream>
#include<math.h>
using namespace std;
int m=1999999973;
unsigned int i,N,P;
long r;
int putere(int a, int b)
{
    int r=1;
    while(b)
    {
        if(b%2==1)
            r=r*a;
            b>>=1;
            a=a*a;
    }
    return r;
}
int main()
{
    ifstream f("lgput.in");
    ofstream g("lgput.out");
    f>>N>>P;
    g<<(putere(N,P/2)*putere(N,P/2))%m;
    return 0;


}