34 lines
844 B
Plaintext
34 lines
844 B
Plaintext
var(w:5, h:5) = ARGV.map{.to_i}...
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var avail = (w * h)
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# cell is padded by sentinel col and row, so I don't check array bounds
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var cell = (1..h -> map {([true] * w) + [false]} + [[false] * w+1])
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var ver = (1..h -> map {["| "] * w })
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var hor = (0..h -> map {["+--"] * w })
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func walk(x, y) {
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cell[y][x] = false;
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avail-- > 0 || return; # no more bottles, er, cells
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var d = [[-1, 0], [0, 1], [1, 0], [0, -1]]
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while (!d.is_empty) {
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var i = d.pop_rand
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var (x1, y1) = (x + i[0], y + i[1])
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cell[y1][x1] || next
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if (x == x1) { hor[[y1, y].max][x] = '+ ' }
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if (y == y1) { ver[y][[x1, x].max] = ' ' }
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walk(x1, y1)
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}
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}
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walk(w.rand.int, h.rand.int) # generate
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for i in (0 .. h) {
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say (hor[i].join('') + '+')
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if (i < h) {
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say (ver[i].join('') + '|')
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}
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}
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