Cod sursa(job #1621259)

Utilizator CostinLucaCostin Luca CostinLuca Data 29 februarie 2016 17:52:56
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.32 kb
Raporteaza aceasta sursa 
#include <fstream>
#define mod 1999999973
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
long long s=1,e,b;
int main()
{
    f>>b>>e;
    b%=mod;
    while (e>0)
    {
        if(e%2==1)
            s=(s*b)%mod;
        b=(b*b)%mod;
        e=e/2;
    }
    g<<s;
    return 0;
}