safe-code-analyzer/safe_codes/100 doors_112.txt

var doors = [false] * 100
for i in 0..100 {
  iter var j = i; j < 100; j += i + 1 {
    doors[j] = !doors[j]
  }
  var state = doors[i] ? 'open' : 'closed'
  echo 'Door ${i + 1} is ${state}'
}