# include <stdio.h>
# include <time.h>

int iran ( int a, int b, int *seed );

int main ( )
{
  int a[10];
  int b[10];
  int count[10];
  int i;
  int j;
  int n = 1000;
  int seed;
  int x[1000];
//
//  Set the array to random values between 0 and +100.
//
  seed = time ( 0 );

  for ( i = 0; i < n; i++ )
  {
    x[i] = iran ( 0, 100, &seed );
  }
//
//  Set the counters to 0.
//
  for ( j = 0; j < 10; j++ )
  {
    count[j] = 0;  
  }    
//
//  Define the limits.
//
  for ( j = 0; j < 10; j++ )
  {
    a[j] =   j       * 10;
    b[j] = ( j + 1 ) * 10;
  }
//
//  Look at array entry I.
//  Is in inside interval J?
//  If so, up the count for interval J and go to the next array entry.
//
  for ( i = 0; i < n; i++ )
  {
    for ( j = 0; j < 10; j++ )
    {
      if ( a[j] <= x[i] && x[i] <= b[j] )
      {
        count[j] = count[j] + 1;
        break;
      }
    }
  }
//
//  Print out the results.
//
  printf ( "\n" );
  printf ( "Number  Greater than  and Less than\n" );
  printf ( "\n" );

  for ( j = 0; j < 10; j++ )
  {
    printf ( "%6i  %6i  %6i\n", count[j], a[j], b[j] );
  }
  return 0;
}