Cod sursa(job #2447368)
| Utilizator | Data | 13 august 2019 08:40:03 | |
|---|---|---|---|
| Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
| Compilator | cpp-64 | Status | done |
| Runda | Arhiva educationala | Marime | 0.46 kb |
#include<bits/stdc++.h>
#define MOD 1999999973
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
int lgput(int n, int p)
{
if(n == 1) return 1;
if(n == 0) return 0;
if(p == 0) return 1;
if(p == 1) return n;
int r = lgput(n, p / 2);
if( (p & 1) == 0) return r * r % MOD;
if( (p & 1) == 1) return r * r % MOD * n % MOD;
}
int n,k;
int main()
{
fin>>n>>k;
fout<<lgput(n,k);
return 0;
}
