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Problem ID
Title
Solved
Submit
Pass Rate
4054
Train and Peter
8A
1200
strings
18
79
22.8%
4193
zz阅读
cf811B
1200
implementation
sortings
110
233
47.2%
4225
April Fools' Problem (easy)
cf802M
1200
greedy
sortings
142
163
87.1%
4312
Dishonest Sellers
cf779C
1200
constructive
algorithms
greedy
sortings
0
0
0.0%
4329
夏洛克的女朋友
cf776B
1200
constructive
algorithms
number
theory
93
269
34.6%
4338
Maximum Number(不用做)
cf774C
1200
*special
problem
constructive
algorithms
greedy
implementation
3
3
100.0%
4380
Table Tennis Game 2
cf765C
1200
math
25
43
58.1%
4444
Parallelogram is Back
388B
1200
brute
force
constructive
algorithms
geometry
0
3
0.0%
4502
健忘的zz
cf732C
1200
binary
search
constructive
algorithms
greedy
implementation
math
16
36
44.4%
4523
Spotlights
cf729B
1200
dp
implementation
0
0
0.0%
4548
元音匹配
cf722B
1200
implementation
strings
39
88
44.3%
4570
Potions Homework
cf717C
1200
implementation
sortings
5
5
100.0%
4607
移动字符
cf708A
1200
constructive
algorithms
greedy
implementation
strings
25
87
28.7%
4638
吃巧克力棒
6C
1200
greedy
two
pointers
167
266
62.8%
4644
赌博
cf69B
1200
greedy
implementation
37
54
68.5%
4668
The Wall (easy)
cf690D1
1200
3
4
75.0%
4700
Alyona and Mex
cf682B
1200
sortings
0
1
0.0%
4778
共素数数组
CF660A
1200
greedy
implementation
math
number
theory
64
173
37.0%
4809
美丽的油画
CF651B
1200
greedy
sortings
88
164
53.7%
4819
Mischievous Mess Makers
CF645B
1200
greedy
math
32
61
52.5%
4820
Amity Assessment
CF645A
1200
brute
force
constructive
algorithms
implementation
24
51
47.1%
4835
士兵突击
CF63B
1200
implementation
101
183
55.2%
4841
北极熊
639A
1200
implementation
26
72
36.1%
4862
Grandma Laura and Apples
632A
1200
34
92
37.0%
4866
检查表格
631B
1200
constructive
algorithms,
implementation
93
143
65.0%
4868
Game
630R
1200
games,
math
3
3
100.0%
4957
读取硬盘时间
612B
1200
implementation,
math
思维
35
56
62.5%
4988
魔术师
606A
1200
implementation
思维
107
282
37.9%
5006
中心对齐
5B
1200
implementation,
strings
思维
陈戈
23
65
35.4%
5011
算命
1200
implementation,
number
theory
思维
143
275
52.0%
5040
2Char
593A
1200
bruteforce
implementation
思维
25
41
61.0%
5045
国际象棋
592A
1200
implementation
思维
57
183
31.1%
5046
重新定品牌
591B
1200
implementation
strings
思维
52
297
17.5%
5155
放画
560B
1200
constructivealgorithms
implementation
思维
29
59
49.2%
5161
Flea travel
55A
1200
implementation
math
思维
3
3
100.0%
5180
Ohana Cleans Up
554B
brute
force
greedy
strings
*1200
0
0
0.0%
5189
Vanya and Books
552B
implementation
math
*1200
0
0
0.0%
5217
Soldier and Badges
546B
bruteforce
greedy
implementation
sortings
*1200
0
0
0.0%
5218
Soldier and Bananas
546A
bruteforce
greedy
implementation
sortings
*1200
0
0
0.0%
5242
Little Frog
53C
1200
constructive
algorithms
思维
3
4
75.0%
5294
Rotate, Flip and Zoom
523A
1200
*specialproblem
implementation
0
0
0.0%
5298
Reposts
522A
1200
*specialproblem
dfsandsimilar
dp
graphs
trees
0
0
0.0%
5329
Chewbacca and Number
514A
1200
greedy
implementation
0
0
0.0%
5423
果树
CF48B1200
bruteforce
implementation
思维
58
112
51.8%
5429
BerSU Ball
489B
1200
dfs
dp
graphmatchings
greedy
sortings
twopointers
思维
21
41
51.2%
5456
Coins
47B
1200
implementation
3
3
100.0%
5480
Worms
474B
1200
implementation
3
4
75.0%
5510
便宜的地铁
466A
1200
implementation
135
324
41.7%
5519
Caisa and Sugar
463A
1200
implementation
5
7
71.4%
5526
苹果人与面包人
461A
1200
greedy
sortings
45
130
34.6%
5589
DZY Loves Chessboard
445A
1200
dfs
and
similar,
implementation
6
7
85.7%
5613
Devu, the Dumb Guy
439B
1200
implementation,
sortings
5
5
100.0%
5633
Kuriyama Mirai's Stones
433B
1200
dp,
implementation,
sortings
4
6
66.7%
5638
Football Kit
432B
1200
brute
force,
greedy,
implementation
6
10
60.0%
5642
Shower Line
431B
1200
brute
force,
implementation
4
4
100.0%
5695
Data Recovery
413A
1200
4
4
100.0%
5712
Garland
408B
1200
5
8
62.5%
5737
Sereja and Contests
401B
1200
6
9
66.7%
5886
Dima and To-do List
366B
1200
1
1
100.0%
5931
Domino
353A
1200
Dominoimplementation,
math
5
6
83.3%
5940
TL
350A
1200
1
1
100.0%
5959
Simple Molecules
344B
1200
0
0
0.0%
5973
The Wall
340A
1200
0
0
0.0%
5978
What is for dinner?
33A
1200
1
1
100.0%
6029
Flipping Game
327A
1200
brute
force
dp
implementation
1
1
100.0%
6073
Sereja and Array
315B
1200
implementation
1
1
100.0%
1