Cod sursa(job #2385248)

Utilizator Mircea79Lacatus Mircea Mircea79 Data 21 martie 2019 18:54:08
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.3 kb
Raporteaza aceasta sursa 
#include<fstream>
using namespace std;
ifstream in("lgput.in");
ofstream out("lgput.out");
#define mod 1999999973
int main ()
{
    long long a,b,c=1;
    in>>a>>b;
    while(b)
    {
        if(b%2==1)
            c=c*a%mod;
        a=a*a%mod;
        b/=2;
    }
    out<<c;
    return 0;
}