7 lines
205 B
Crystal
7 lines
205 B
Crystal
def a(k, x1, x2, x3, x4, x5)
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b = uninitialized -> typeof(k)
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b = ->() { k -= 1; a(k, b, x1, x2, x3, x4) }
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k <= 0 ? x4.call + x5.call : b.call
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end
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puts a(10, -> {1}, -> {-1}, -> {-1}, -> {1}, -> {0})
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