????? 11 ????????????? (Sorting)

1
????? 11 ????????????? (Sorting)
????????????? (Sorting) ???????? 2 ?????? ??? 1.
?????????????????? (Internal Sorting)
?????????????????????????? ???????????????????????
??????????????? 2. ???????????????????(External
Sorting) ??????????????????????????
???????????????????????????????????????????????
????????????????????????????????????????
2
(No Transcript)
3
?????????????????? (Internal Sorting) ????????
1. ???????????????????????? (Insertion) 2.
????????????????????????? (Selection) 3.
?????????????????????????????? (Exchange)
4
???????????????????????? (Insertion)
1. Straight Insertion Sort ?????????????????????
????????????????????????? 2 ???? ???
?????????????????????? (Sorted Sublist)
???????????????????????????? (Unsorted Sublist)
?????????????????????????????????????? unsorted
???????? ??????? sorted ???????????????????
5
????????????? Straight Insertion Sort 1.
???????????????????????? 2 ????????????? 1.1
?????????????????????????????????????????????????
(Sorted Sublist) ??????????????????????????
???????? X ???????????????????????????????????????
???? - ?????? X ?????????????????????????????
?? ????????? X ???????????????????????????????????
???????????????????????????????????
??????????????????????
6
23 78 45 8 32 56
??????????????
23 78 45 8 32 56
After Pass 1
23 45 78 8 32 56
After Pass 2
7
8 23 45 78 32 56
After Pass 3
8 23 32 45 78 56
After Pass 4
8 23 32 45 56 78
After Pass 5
8
????????????????????????? (Selection)
1. Straight Selection Sort ?????????????????????
????????????????????????? 2 ???? ???
?????????????????????? (Sorted Sublist)??????????
?????????????????? (Unsorted Sublist)
9
????????????? Straight Selection Sort 1.
???????????????????????? Unsorted Sublist 2.
??????????????????????? Unsorted Sublist
?????????? 1 ???????????????????????????????????
??? ?????????? 2 ?????? 2 ????????????????????????
???????? ?? Unsorted Sublist ?????????
Sorted
Unsorted
10
23 78 45 8 32 56
??????????????
8 78 45 23 32 56
After Pass 1
8 23 45 78 32 56
After Pass 2
11
8 23 32 78 45 56
After Pass 3
8 23 32 45 78 56
After Pass 4
8 23 32 45 56 78
After Pass 5
12
?????????????????????????????? (Exchange)
1. Bubble Sort ??????????????????????????????????
?? ?????????? 2 ???? ??? ??????????????????????
(Sorted Sublist) ??? ?????????????????????????
(Unsorted Sublist)
13
????????????? Bubble Sort ??????????????????????
??????????????????????????????????????????????????
???????????????????????? bubble ??? Unsorted
Sublist ??????????????????? Sorted Sublist
Sorted
Unsorted
14
32 lt 56
8 lt 45
8 lt 78
8 lt 23
23 78 45 8 56 32
??????????????
32 lt 45
32 lt 78
8 23 78 45 32 56
After Pass 1
45 lt 78
8 23 32 78 45 56
After Pass 2
15
56 lt 78
8 23 32 45 78 56
After Pass 3
8 23 32 45 56 78
After Pass 4