#include <stdio.h>

int main(void) {

  /* Prompt for size of array: */
  int n;
  printf("Enter an integer size:\n");
  scanf("%d",&n);

  /* In a block, attempt static allocation of a[n]: */
  { int i;
    double a[n];

    for (i = 1; i < n; i++) 
      a[i] = (double)i;

    for (i = 1; i < n; i++) 
      printf("%f ", a[i]);
    printf("\n");
  }
  
  return 0;
}