#include <civlc.h>
$input int i;
$assume i >= 0 && i < 10;

void main() {
  switch (i) {
    case 0:
      $assert i == 0;
      break;
    case 1:
    case 2:
    case 3:
      $assert i < 4;
      break;
    default:
      $assert i > 3;
  }
}
