Lua 程序集锦

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File
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二分查找
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function table.binsearch(t,v)    local start = 1   local ends = #t   local mid    while start <= ends do   mid = (ends + start) / 2   if t[mid] == v then   return mid   elseif t[mid] > v then   ends = mid - 1   else   start = mid + 1   end   endendt = {1,2,3}print(table.binsearch(t,2))print(table.binsearch(t,3))print(table.binsearch(t,4))