34 lines
928 B
Text
34 lines
928 B
Text
// version 1.2.0
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enum class Direction { UP, RIGHT, DOWN, LEFT }
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const val WHITE = 0
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const val BLACK = 1
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fun main(args: Array<String>) {
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val width = 75
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val height = 52
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val maxSteps = 12_000
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var x = width / 2
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var y = height / 2
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val m = Array(height) { IntArray(width) }
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var dir = Direction.UP
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var i = 0
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while (i < maxSteps && x in 0 until width && y in 0 until height) {
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val turn = m[y][x] == BLACK
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val index = (dir.ordinal + if (turn) 1 else -1) and 3
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dir = Direction.values()[index]
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m[y][x] = if (m[y][x] == BLACK) WHITE else BLACK
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when (dir) {
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Direction.UP -> y--
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Direction.RIGHT -> x--
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Direction.DOWN -> y++
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Direction.LEFT -> x++
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}
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i++
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}
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for (j in 0 until height) {
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for (k in 0 until width) print(if(m[j][k] == WHITE) '.' else '#')
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println()
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}
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}
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