Cod sursa(job #2187284)
Utilizator | Data | 26 martie 2018 12:55:39 | |
---|---|---|---|
Problema | Ridicare la putere in timp logaritmic | Scor | 100 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.41 kb |
#include <bits/stdc++.h>
#define nr 1999999973
using namespace std;
ifstream f("lgput.in");
ofstream g("lgput.out");
long long n, p, rez;
long long exp(long long n, long long p){
if(p==0) return 1;
if(p==1) return n;
if(p%2==0) return exp(n*n%nr, p/2)%nr;
if(p%2==1) return n*exp(n*n%nr, (p-1)/2)%nr;
}
int main()
{
f>>n>>p;
rez=exp(n, p);
g<<rez;
return 0;
}