Cod sursa(job #2143521)

Utilizator Danut200333Dumitru Daniel Danut200333 Data 26 februarie 2018 08:23:47
Problema Ridicare la putere in timp logaritmic Scor 0
Compilator cpp Status done
Runda Arhiva educationala Marime 0.34 kb
Raporteaza aceasta sursa 
#include <iostream>

using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
int a,b,MOD=1999999973;
int rise(int a, int b) {
 if(b == 0) return 1;
 int x = rise(a, b / 2);
 if(b % 2 == 0) return (x * x) % MOD;
 return (((x * x) % MOD) * a) % MOD;
}

int main()
{fin >> a >> b;
fout<<rise(a,b);
    return 0;
}