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47 lines
1.5 KiB
Lua
47 lines
1.5 KiB
Lua
--[[
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MIT License
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Copyright (c) 2017 Gabriel de Quadros Ligneul
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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]]
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-- http://www.bagley.org/~doug/shootout/
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local bench = script and require(script.Parent.bench_support) or require("bench_support")
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function test()
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local function Ack(M, N)
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if (M == 0) then
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return N + 1
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end
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if (N == 0) then
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return Ack(M - 1, 1)
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end
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return Ack(M - 1, Ack(M, (N - 1)))
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end
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N = tonumber((arg and arg[1])) or 3
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M = tonumber((arg and arg[2])) or 8
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print(string.format("Ack(%d, %d) = %d\n", N, M, Ack(N,M)))
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end
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bench.runCode(test, "ack")
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