C# 实现的二分查找法
public
int
search(
int
[] q)
...
{ int i, low = 0, high = q.Length - 1, middle; Console.Write("请输入想要查找的数字:"); i=int.Parse(Console.ReadLine()); while (low <= high) ...{ middle = (low + high) / 2; if (i == q[middle])return i; if (i < q[middle])high = middle - 1; else low = middle + 1; } throw new Exception("数组中不存在这个数。"); }
去年面试时,就被这道题止步了!唉!```不能重蹈覆辙啊!
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