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December 18, 2015 17:39
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a lexicographical full array algorithm
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--[[字典递增生成全排列,除去打印处理,只能说是效率低下,虽然核心程序只有12行,比较简洁]] | |
g_tbtest = {1,2,3} | |
function printTable(...) | |
local str = "" | |
local tbArgs = {...} | |
for i, tbStr in ipairs(tbArgs) do | |
if type(tbStr) == "table" then | |
for k, v in ipairs(tbStr) do | |
str = str..v | |
end | |
end | |
end | |
print(str) | |
end | |
function FullArray(tbtest, hh) | |
if #tbtest == 1 then | |
printTable(hh, tbtest) | |
else | |
for key, value in ipairs(tbtest) do | |
table.insert(hh, value) | |
table.remove(tbtest, key) | |
FullArray(tbtest, hh) | |
table.insert(tbtest, key, value) | |
table.remove(hh) | |
end | |
end | |
end | |
FullArray(g_tbtest, {}) |
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