Cod sursa(job #1539212)

Utilizator AcuasPopescu Nicolae-Aurelian Acuas Data 30 noiembrie 2015 14:54:18
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.44 kb
#include <fstream>
#include <algorithm>
 
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
int n,p;
long long RidicLog(long long n,int p){
    long long r=1;
    while(p>0){
        if(p&1){
            r=r*n;
            r=r%1999999973;
            p--;
        }
        n=n*n;
        n=n%1999999973;
        p/=2;
    }
    return r;
}
int main()
{
    f>>n>>p;
    g<<RidicLog(n,p);
    return 0;
}