100 doors: Difference between revisions
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=={{header|Ring}}==
'''Unoptimized'''
<lang ring>doors = list(100)
for i = 1 to 100
doors[i] = false
next
For pass = 1 To 100
For door = pass To 100
if doors[door] doors[door] = false else doors[door] = true ok
door += pass-1
Next
Next
For door = 1 To 100
see "Door (" + door + ") is "
If doors[door] see "Open" else see "Closed" ok
see nl
Next</lang>
'''Optimized'''
<lang ring>doors = list(100)
for i = 1 to 100
doors[i] = false
next
For p = 1 To 10
doors[pow(p,2)] = True
Next
For door = 1 To 100
see "Door (" + door + ") is "
If doors[door] see "Open" else see "Closed" ok
see nl
Next</lang>
=={{header|Ruby}}==
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