Cod sursa(job #1589520)
Utilizator | Data | 4 februarie 2016 09:08:39 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.44 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
int n,k;
int putere(int n, int k)
{
int m;
if(k==1) return n;
else if(k%2)
{
m=putere(n,k/2);
return (m*m*n)%1999999973;
}
else
{
m=putere(n,k/2);
return (m*m)%1999999973;
}
}
int main()
{
fin>>n>>k;
fout<<putere(n,k);
return 0;
}