Cod sursa(job #379041)

Utilizator cat_red20Vasile Ioana cat_red20 Data 30 decembrie 2009 13:07:53
Problema Ridicare la putere in timp logaritmic Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.33 kb
Raporteaza aceasta sursa 
#include<stdio.h>
FILE *fin,*fout;
const long long m=1999999973;
int p;
long long sol=1,a,n;
int main(){
fin=fopen("lgput.in","r");
fout=fopen("lgput.out","w");
    fscanf(fin,"%lld %d",&n,&p);
    while(p>0){
		if(p%2==1){sol=sol*n%m;}
		n=n*n%m;
		p=p/2;
	}
	fprintf(fout,"%lld",sol);
fclose(fin);
fclose(fout);
return 0;}