#include <stdio.h>
#include <stdlib.h>

#define N 100000

main()
{
  FILE *fa, *fb, *fc;
  int i;
  fa = fopen("mergedata1.dat", "w");
  fb = fopen("mergedata2.dat", "w");
  fc = fopen("mergedata3.dat", "w");
  for (i=0; i < N; i++)
    {
      fprintf(fa, "%d\n", rand()%100000);
      fprintf(fb, "%d\n", rand()%100000);
      fprintf(fc, "%d\n", rand()%100000);
    }
  exit(0);
}