Toggle navigation
算苗科技
题目
状态
排名
竞赛&作业
开放课演练
登录
注册
ACM集训之字符串处理专题练习
2031 ACM集训之字符串处理专题练习
问题
状态
排名
OI排名
统计
打印
Download
排名
用户
昵称
解题数
时间
A
B
C
D
E
F
G
H
I
J
K
L
1
201810101600025
J
12
2022568
0
396847
1
1
410153
1
0
397906
1
0
397808
1
0
397863
1
0
2326
1
0
2376
1
2
8483
1
1
3204
1
0
1899
1
0
1835
1
0
1868
1
2
201810101600021
-0- The Fool
12
2977350
2
445009
1
1
401500
1
0
399824
1
0
459812
1
1
473279
2
1
40900
1
0
109156
1
3
136262
1
0
129549
1
5
216997
1
4
126165
1
1
38897
1
3
201810101600059
焰鬼九九
10
5842879
4
459486
1
0
457408
1
2
463182
1
2
478667
1
1
481692
1
0
1143227
1
2
538318
1
2
729901
1
0
301155
1
11
0
12
0
1
789843
1
4
201705010730106
新子霜
9
3025327
2
440272
1
0
442667
1
3
458773
1
1
477960
1
0
0
1
195888
1
5
206467
1
1
214921
1
5
223873
1
5
364506
1
0
0
0
0
5
201810101600018
郑跃
8
5698488
3
446245
1
0
474118
1
0
476130
1
2
483458
1
0
0
3
649842
1
1
1147647
1
2
961868
1
11
1059180
1
0
0
0
0
0
0
6
201810101600020
叶步云
8
5996853
3
403881
1
0
487059
1
4
652025
2
3
663273
1
0
0
1
391620
1
5
1085138
1
5
1154543
1
5
1159314
1
7
0
0
0
0
0
7
201810101600060
夏文鹏
7
4271897
1
441326
1
2
477834
1
0
735498
1
1
659419
1
0
0
3
650913
2
0
0
0
0
4
225559
3
0
0
2
0
1
1081348
1
8
201810101600103
周梦翔
6
3441955
2
462820
1
1
696909
1
1
868042
1
0
872022
1
0
0
4
272052
1
0
0
0
0
1
270110
1
0
0
0
0
0
0
9
201810101600076
黄浩宇
4
3004746
4
652066
1
1
1152832
1
0
0
0
1155113
1
0
0
0
0
0
0
0
0
3
44735
2
1
0
0
0
0
0
10
201810101600042
梁铭华
3
1333273
3
462119
1
0
0
0
739837
1
0
0
0
0
0
131317
2
0
0
0
0
0
0
0
0
0
0
0
0
11
201810101600065
范定稳
3
1424710
3
649359
1
0
0
0
0
0
647539
1
0
0
0
0
0
0
0
0
2
127812
1
0
0
0
0
0
0
12
201810101600012
陈伟浩
3
1597637
1
473972
1
0
646088
1
0
0
0
0
0
0
0
0
0
0
0
0
1
477577
1
0
0
0
0
0
0
13
201810101600107
葛张杰
3
1806822
1
696811
1
2
750857
1
0
0
0
0
0
0
0
359154
1
0
0
0
0
4
0
0
0
0
0
0
0
14
201810101600081
侯天杰
2
955375
1
476038
1
0
0
0
0
0
479337
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
15
201810101600111
张峰
2
957740
0
690127
1
0
0
0
0
0
0
0
0
0
267613
1
0
0
0
0
0
0
0
0
0
0
0
0
16
201810101600058
吴俊浩
2
1290516
6
0
0
0
0
0
0
0
0
0
0
644501
1
0
0
0
0
0
646015
1
0
0
0
0
0
0
17
201810101600112
TL
2
1375143
0
0
0
0
0
0
0
0
0
0
0
313024
1
0
0
0
0
2
1062119
1
0
0
0
0
0
0
18
201810101600101
陈啸掭
2
1435378
2
737191
1
0
698187
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
19
201810101600009
吃个夜宵
2
2302231
1
1147369
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
1154862
1
0
0
0
0
0
0
20
201810101600002
官方大哥放过
2
2303807
2
1151877
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1151930
1
0
0
0
0
0
0
21
201810101600004
sd
2
2321733
1
1150513
1
0
0
0
0
0
1171220
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
22
201810101600064
刘椒
1
38022
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
38022
2
7
0
0
0
0
0
23
201810101600010
田珉珲
1
41002
0
0
0
0
0
0
0
0
0
0
1
41002
1
0
0
0
0
0
0
0
0
3
0
0
0
24
201705011110058
coco
1
135415
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
135415
2
0
0
25
201705010730110
沈炎杰
1
203943
0
0
0
0
0
0
0
0
0
0
6
0
0
0
0
0
0
0
3
203943
1
0
0
0
0
26
201810101600083
李谊华
1
457409
2
457409
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
27
201810101600008
陈超
1
475591
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
475591
1
0
0
0
0
0
0
28
201810101600015
王成浩
1
476083
0
0
0
0
0
0
0
0
0
0
0
476083
1
0
0
0
0
0
0
0
0
0
0
0
0
29
201810101600046
曾欢
1
648405
0
648405
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
30
201810101600011
孙宇凯
1
739416
5
739416
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
31
201810101600086
孙伟
1
1078987
0
1078987
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
32
201810101600085
韩璐鹏
1
1081897
4
1081897
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
0
0
0
0
0
0
0
33
201810101600079
梁若飞
1
1082078
1
1082078
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
34
201810101600001
咋咋
1
1151315
1
1151315
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
35
201534061000052
沈哲凡
1
1168629
17
1168629
1
0
0
0
0
0
0
0
0
5
0
0
0
0
0
0
0
0
0
0
0
0
0
36
201810101600030
曾祥飞
1
1177151
1
1177151
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
37
201810101600074
武千龙
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
38
201810101600097
雷永锐
0
0
11
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
39
201810101600098
胡张炜
0
0
9
0
0
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
5
0
0
0
0
0
40
201820302990027
徐浩凯
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
41
201820302990028
留龙腾
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
42
201820302990029
徐欣民
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
43
201820302990030
史雅鹏
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
44
201820302990031
龙黔刚
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
45
201820302990032
吴晨曦
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
46
201820302990033
黄伟臻
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
47
201820302990034
郑嘉豪
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
48
201820302990035
王正中
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
49
201820302990036
骆威航
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
50
201820302990037
周俊超
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
51
201820302990038
张双伟
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
52
201820302990039
陈佳豪
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
53
201820302990040
张捷凯
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
54
201820302990041
李宇航
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
55
201820302990042
李号祥
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
56
201820302990043
叶靖轲
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
57
201820302990044
陈帅
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
58
201820302990045
朱磊
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
59
201820302990046
王迪鑫
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
60
201820302990047
施剑鸿
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
61
201820302990048
何鑫昀
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
62
201820302990049
徐凯军
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
63
201820302990050
王家辉
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
64
201820302990051
林宇飞
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
65
fishtail
余炜
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
66
sbst001
Aluxes
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
0
0
0
0
0