Cod sursa(job #2291268)

Utilizator usureluflorianUsurelu Florian-Robert usureluflorian Data 27 noiembrie 2018 20:25:08
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.32 kb
Raporteaza aceasta sursa 
#include <bits/stdc++.h>
#define mod 1999999973
using namespace std;
ifstream f ("lgput.in");
ofstream g ("lgput.out");
typedef long long ll;
ll a,b,usu;
int main()
{
    f>>a>>b;
    usu=1ll;
    while(b)
    {
        if(b&1) usu=usu*a%mod;
        b>>=1;
        a=a*a%mod;
    }
    g<<usu;
    return 0;
}