Cod sursa(job #2586722)
Utilizator | Data | 21 martie 2020 13:43:52 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 10 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.39 kb |
#include <bits/stdc++.h>
using namespace std;
ifstream fin("lgput.in");
ofstream fout("lgput.out");
const int MOD=1999999973;
long long putere(int n, int p)
{
if(p==1) return n;
if(p==0) return 1;
if(p%2==0) return putere(n*n,p/2);
if(p%2==1) return n*putere(n*n,p/2);
}
long long n,p;
int main()
{
fin>>n>>p;
fout<<putere(n,p);
return 0;
}