var globalOne;
var globalTwo;

fun main() {
  var a = 1;
  while (a <= 3) {
    fun closure() {
      print(a);
    }
    if (globalOne == nil) {
      globalOne = closure;
    } else {
      globalTwo = closure;
    }
    a = a + 1;
  }
}

main();
globalOne();  # expect: 4
globalTwo();  # expect: 4