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swap em swapies([8, 9, 2, 5, 4, 7]) → [9, 8, 5, 2, 7, 4] swapies([1, 2, 3, 4, 5, 6, 7, 8]) → [2, 1, 4, 3, 6, 5, 8, 7] swapies([4, 9, 2, 3]) → [9, 4, 3, 2] ...Save, Compile, Run (ctrl-enter) |
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