for.mank

fun test: i32 {
  count: i32 = 0;
  for x: i32 in 0 .. 10 {
    count = count + 1;
  }
  return count;
}

fun fib_iter: i32 (n: i32) {
  a: i32 = 0;
  b: i32 = 1;
  for _: i32 in 0 .. (n - 1) {
    temp: i32 = b;
    b = a + b;
    a = temp;
  }
  return b;
}

fun huh: i32 {
  return 10;
  # return 20;
}


fun nesting_stuff: i32 {
  something: i32 = 0;
  for x: i32 in 0 .. 10 {
    for y: i32 in 10 .. 20 {
      for z: i32 in 20 .. 30 {
        something = something + 1;
      }
      if (something % 2 == 0) {
        something = something - 1;
        return something;
      }
    }
    if ((something + 1) % 3 == 1) {
      something = something / 2;
    } else {
      return something;
    }
    if (something - 1 == 0) {
      return - 1;
    }
  }
  return something;
}