Cod sursa(job #840587)
Utilizator | Gabriel Badea gabriel.badea | Data | 22 decembrie 2012 21:50:50 |
---|---|---|---|
Problema | Suma divizorilor | Scor | 10 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.37 kb |
#include <stdio.h>
#include <math.h>
#include <stdlib.h>
int main()
{
FILE *f1, *f2;
int a, b, c, i;
int s = 0;
f1 = fopen("sumdiv.in", "r");
fscanf(f1,"%d%d", &a, &b);
c = a;
for(i=1;i<b;i++)
a *= c;
f2 = fopen("sumdiv.out", "w");
for(i=2;i<=a/2;i++)
if(a % i == 0)
s += i;
s += 1;
s += a;
fprintf(f2,"%ld", s % 9901);
return 0;
}