Subleq: Difference between revisions
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(Add Swift) |
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{{out}} |
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<pre>HELLO, WORLD.</pre> |
<pre>HELLO, WORLD.</pre> |
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=={{header|Swift}}== |
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{{trans|Python}} |
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<lang swift>func subleq(_ inst: inout [Int]) { |
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var i = 0 |
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while i >= 0 { |
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if inst[i] == -1 { |
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inst[inst[i + 1]] = Int(readLine(strippingNewline: true)!.unicodeScalars.first!.value) |
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} else if inst[i + 1] == -1 { |
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print(String(UnicodeScalar(inst[inst[i]])!), terminator: "") |
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} else { |
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inst[inst[i + 1]] -= inst[inst[i]] |
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if inst[inst[i + 1]] <= 0 { |
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i = inst[i + 2] |
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continue |
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} |
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} |
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i += 3 |
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} |
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} |
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var prog = [ |
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15, 17, -1, 17, -1, -1, 16, 1, -1, 16, 3, -1, 15, 15, |
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0, 0, -1, 72, 101, 108, 108, 111, 44, 32, 119, 111, |
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114, 108, 100, 33, 10, 0 |
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] |
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subleq(&prog) |
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</lang> |
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{{out}} |
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<pre>Hello, world!</pre> |
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=={{header|Tcl}}== |
=={{header|Tcl}}== |
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