Re: [理工] [資結]-sort
※ 引述《NOtWorThy ()》之銘言:
請問一下 為何Insertion sort是stable?
或者其他sort eq.bubble selection ...etc
我在想答案沒有一定吧?!
要是我在條件判斷式裡面把"<"改成"<="(or 反之)
就可能改變她是否stable 不是?!
因為這些都是在compare base底下
煩請高手 賜教
謝謝
ex. 我把判斷改成
while a[j]>=InsertData
a[j+1] <- a[j]
j <- j-1
(1 2 3 4 5 6 7 8 ) 5'
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
=> 1 2 3 4 5' 5 6 7 8
這樣不就變Unstable了??
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12/15 23:53,
12/15 23:53
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◆ From: 122.116.218.120
推
12/16 00:09, , 1F
12/16 00:09, 1F
→
12/16 00:14, , 2F
12/16 00:14, 2F
推
12/16 00:53, , 3F
12/16 00:53, 3F
→
12/16 00:53, , 4F
12/16 00:53, 4F
推
12/16 01:45, , 5F
12/16 01:45, 5F
→
12/16 01:45, , 6F
12/16 01:45, 6F
→
12/16 05:51, , 7F
12/16 05:51, 7F
推
12/16 11:02, , 8F
12/16 11:02, 8F
→
12/16 11:02, , 9F
12/16 11:02, 9F
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