Cod sursa(job #1934677)

Utilizator DdariusDarius Ddarius Data 21 martie 2017 18:39:19
Problema Ridicare la putere in timp logaritmic Scor 10
Compilator cpp Status done
Runda Arhiva educationala Marime 0.42 kb
#include <bits/stdc++.h>

using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");

long long n, p;

int wow(int n,int p)
{
    if(p==1)
        return n;
    if(p==0)
        return 1;
    if(p%2==1)
        return n*wow(n, p-1);
    if(p%2==0)
        return wow(n, p/2)*wow(n, p/2);
}

int main()
{
    f>>n>>p;
    if(p==1){g<<n;return 0;}
    g<<wow(n, p)%1999999973;
    return 0;
}