Cod sursa(job #92647)

Utilizator Matei14Popa-Matei Mihai Matei14 Data 16 octombrie 2007 10:28:10
Problema Suma divizorilor Scor 20
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.3 kb
#include<stdio.h>
int main(){
	int s=1;
	int a,b,i,x=1;
	freopen("sumdiv.in","r",stdin);
	freopen("sumdiv.out","w",stdout);
	scanf("%d",&a);
	scanf("%d",&b);
	for(i=0;i<b;++i){
		x=(x*a)%9901;
		s+=x;
		if(s>=9901)
			s%=9901;
	}
	printf("%d",s);
	fclose(stdin);
	fclose(stdout);
	return 0;
}