Cod sursa(job #641222)

Utilizator alexandrapAlexandra Podiuc alexandrap Data 27 noiembrie 2011 16:20:09
Problema Ridicare la putere in timp logaritmic Scor 0
Compilator cpp Status done
Runda Arhiva educationala Marime 0.38 kb
#include<stdio.h>
#include<iostream.h>
#define q 1999999973

int power(int x , int n){
	int buff;
	if(n == 0) 
		return 1;
	buff = power(x, n/2);
	if(n%2)
		return ((x%q)*buff*buff)%q;
	else
		return (buff*buff)%q; 
}
int main(){
	int N, P;
	freopen("lgput.in","r",stdin);
	freopen("lgput.out", "w", stdout);
	scanf("%d %d",&N, &P);
	printf("%d", power(N, P));
	return 0;
}