Cod sursa(job #1453983)
Utilizator | Cehan Petru petru.cehan | Data | 25 iunie 2015 11:06:18 |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.42 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream fin ("lgput.in");
ofstream fout ("lgput.out");
int expo(int a, int b){
int result = 1;
while (b){
if (b&1){
result *= a , result %= 1999999973 ;
}
b >>=1 ;
a *= a;
}
return result;
}
int main ()
{
long int N , P;
fin>>N>>P;
long int R;
long int exp = expo (N,P) ;
fout << exp;
return 0;
}