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Problem ID
Title
Solved
Submit
Pass Rate
5091
豪华住宅
581B
1100
implementation
math
思维
197
540
36.5%
5092
潮人瓦西娅
581A
800
implementation
math
思维
25
26
96.2%
5097
zz赚钱
580A
900
bruteforce
implementation
sortings
cf思维
242
650
37.2%
5100
Martian Architecture
57B
1600
思维
2
2
100.0%
5125
Bear and Blocks
573B
1600
brute
force
dfs
graphs
hashing
思维
4
6
66.7%
5128
Arrays数组
572A
900
sortings
贪心
思维
30
55
54.5%
5135
Replacement
570C
1600
constructive
algorithms
data
structures
implementation
思维
2
2
100.0%
5137
选举
570A
1100
implementation
思维
39
90
43.3%
5145
Primes or Palindromes?
569C
1600
binary
search
bruteforce
math
number
theory
思维
2
2
100.0%
5148
战争床
567D
1700
binarysearch
datastructures
greedy
sortings
思维
8
11
72.7%
5149
几何级数
567C
1700
binarysearch
datastructures
dp
思维
17
35
48.6%
5151
邮件
567A
900
greedy
implementation
枚举
思维
25
71
35.2%
5155
放画
560B
1200
constructivealgorithms
implementation
思维
29
59
49.2%
5160
Smallest number
55B
1600
bruteforce
思维
2
2
100.0%
5161
Flea travel
55A
1200
implementation
math
思维
3
3
100.0%
5165
Gerald's Hexagon
559A
brute
force
geometry
math
1600
思维
2
2
100.0%
5170
啦地和苹果树
558A
bruteforce
implementation
sortings
*1100
思维
4
4
100.0%
5174
伊利亚和文凭
557A
greedy
implementation
math
*1100
思维
1
1
100.0%
5175
‘1’和‘0’的配对消除
556A
greedy
*900
思维
3
9
33.3%
5195
编程比赛
551A
bruteforce
implementation
sortings
*800
思维
31
47
66.0%
5201
礼物
136A
implementation
800
思维
59
201
29.4%
5209
麦克和欢乐
548B
bruteforce
dp
greedy
implementation
*1400
思维
2
3
66.7%
5210
迈克和传真
548A
bruteforce
implementation
strings
1100
递归
暴力
思维
24
73
32.9%
5221
等距字符串
545B
greedy
*1100
思维
10
34
29.4%
5224
字符串的集合
544A
implementation
strings
1000
思维
30
89
33.7%
5240
zz的密码锁
540A
800
implementation
思维
46
97
47.4%
5242
Little Frog
53C
1200
constructive
algorithms
思维
3
4
75.0%
5244
自动补全
53A
1100
implementation
思维
9
11
81.8%
5248
游客笔记
538C
1600
binarysearch
bruteforce
greedy
implementation
math
贪心
思维
12
23
52.2%
5255
Tavas和Karafs
535C
1900
binarysearch
greedy
math
思维
5
8
62.5%
5256
幸运数字
535B
1100
bitmasks
bruteforce
combinatorics
implementation
思维
2
9
22.2%
5259
握手
534D
1900
binarysearch
constructivealgorithms
datastructures
greedy
思维
3
11
27.3%
5275
折纸
527A
1100
implementation
math
思维
4
6
66.7%
5287
维塔利和派
525A
1100
greedy
hashing
strings思维
7
18
38.9%
5291
ATM机器
524C
1900
binarysearch
sortings
思维
10
43
23.3%
5304
全字母句
520A
800
implementation
strings
思维
104
184
56.5%
5313
A与B与编译错误
519B
1100
datastructures
implementation
sortings
思维
79
114
69.3%
5342
zz画画
510A
800
implementation
思维
42
71
59.2%
5350
表中的最大值
509A
800
bruteforce
implementation
思维
61
75
81.3%
5352
Anya and Ghosts
508C
1600
constructivealgorithms
greedy 思维
2
2
100.0%
5354
染色
508A
1100
bruteforce
思维
54
103
52.4%
5364
Kitayuta先生的礼物
505A
1100
force
implementation
strings
思维
90
174
51.7%
5370
比赛
501A
900
implementation
思维
112
159
70.4%
5374
New Year Book Reading
500C
1600
constructivealgorithms
greedy
implementation
math
思维
3
3
100.0%
5375
New Year Permutation
500B
1600
dfs
dsu
graphs
greedy
math
sortings
思维
3
3
100.0%
5383
侦探游戏
49A
800
implementation
思维
40
92
43.5%
5394
网球游戏
496D
1900
binary
search
枚举
思维
5
5
100.0%
5397
最小问题
496A
900
bruteforce
implementation
math
思维
3
3
100.0%
5399
数字计数器
495A
1100
implementation
思维
27
81
33.3%
5407
三分线
493C
1600
binarysearch
bruteforce
datastructures
implementation
sortings
枚举
模拟
思维
40
159
25.2%
5410
Vanya和电脑游戏
492D
1800
binarysearch
implementation
math
sortings
二分
枚举
思维
16
36
44.4%
5412
Vanya和立方体
492A
800
implementation
思维
58
82
70.7%
5419
queue
490B
1500
dsu
implementation
思维
5
6
83.3%
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%
5431
千兆塔
488A
1100
bruteforce
思维
3
13
23.1%
5457
三角形数
47A
800
math
brute
force
思维
5
5
100.0%
5466
初始赌注
84A
900
math
numbertheory
思维
88
136
64.7%
5470
Dreamoon and Sums
476C
1600
math
思维
3
3
100.0%
5481
键盘
474A
900
implementation
思维
172
239
72.0%
5488
MUH and House of Cards
471C
1700
greedy
math
思维
6
7
85.7%
5490
用棍子做熊和象
471A
1100
implementation
思维
119
296
40.2%
5492
鸡冠
46E
1700
dp
思维
28
107
26.2%
5495
赞助商的T恤
46B
1100
implementation
思维
3
3
100.0%
5503
zz买手机
467C
1700
implementation
前缀和
动态规划
思维
389
847
45.9%
5505
乔治和住宿
467A
800
implementation
思维
15
15
100.0%
5515
No to Palindromes!
464A
1700
greedy
strings
思维
5
13
38.5%
5527
妈妈的礼物
460C
1700
binary
search
data
structures
greedy
二分
贪心
思维
40
132
30.3%
5528
小D的方程
460B
1500
bruteforce
implementation
math
numbertheory
思维
26
67
38.8%
5595
重复字符串
443B
1500
brute
force,
implementation,
strings
思维
7
40
17.5%
5609
信
43B
1100
implementation,
strings思维
153
328
46.6%
5612
his brother
439D
1700
binary
search,
sortings,
ternary
search,
two
pointers
三分
思维
14
20
70.0%
5622
Feed with Candy
436A
1500
greedy
思维
4
4
100.0%
5634
分苹果
433A
1100
brute
force,
implementation
思维
17
35
48.6%
5654
监狱转移
427B
1100
data
structures,
implementation
思维
3
3
100.0%
5662
数组交换
425A
1500
brute
force
sortings
思维
4
4
100.0%
5666
代码的bug
421D
1900
binary
search,
data
structures,
sortings
思维
搜索
8
11
72.7%
5681
Elimination
417A
1500
dp,
implementation,
math
思维
3
3
100.0%
5685
Mashmokh and Tokens
415B
1500
binary
search,
greedy,
implementation,
math
思维
4
4
100.0%
5686
zz关灯
415A
900
思维
171
271
63.1%
5700
密码复杂度检查
411A
800
思维
7
13
53.8%
5704
Repaintings
40B
1600
思维
3
3
100.0%
5707
A + B Strikes Back
409H
750
思维
3
3
100.0%
5709
Big Data
409D
1700
思维
2
2
100.0%
5713
收银台排队
408A
900
思维
197
335
58.8%
5718
Triangle
407A
1600
思维
3
8
37.5%
5721
Unusual Product
405C
1600
思维
3
4
75.0%
5722
效应
405B
1100
思维
13
41
31.7%
5723
重力翻转
405A
900
思维
40
58
69.0%
5733
坚果
402A
1100
思维
9
12
75.0%
5738
卡牌小师晫晫
401A
800
思维
18
29
62.1%
5741
Inna and Huge Candy Matrix
400C
1500
思维
5
8
62.5%
5747
Spelling Check
39J
1500
思维
4
6
66.7%
5892
Matrix
364A
1600
思维
2
2
100.0%
5897
日本式算盘
363A
800思维
5
6
83.3%
5909
Fire Again
35C
1500
Fire
Againbrute
force,
dfs
and
similar,
shortest
paths
思维
2
10
20.0%
5917
Dima and Text Messages
358B
1500
Dima
and
Text
Messagesbrute
force,
strings
思维
2
3
66.7%
5922
Knight Tournament
356A
1500
Knight
Tournamentdata
structures,
dsu
思维
4
8
50.0%
5930
Find Maximum
353C
1600
Find
Maximumimplementation,
math,
number
theory
思维
37
70
52.9%
5941
Road Map
34D
1600
思维
2
2
100.0%
5943
出售
34B
900
Salegreedy,
sortings
思维
4
7
57.1%
5960
磁铁
344A
800
思维
80
128
62.5%
5986
测验
337C
1600
binary
search
greedy
math
matrices
number
theory
思维
5
15
33.3%
5988
披萨
337A
900
greedy
思维
16
22
72.7%
5999
Secrets
333A
1600
greedy
思维
3
4
75.0%
6018
Constellation
32D
1600
implementation
贪心
思维
3
4
75.0%
6032
体育场和游戏
325B
1800
binary
search
math
思维
18
42
42.9%
6035
Black-and-White Cube
323A
1600
combinatorics
constructive
algorithms
思维
2
2
100.0%
6036
Ciel and Flowers
322B
1600
combinatorics
math
思维
2
2
100.0%
6041
幻数
320A
900
brute
force
greedy
思维
2
2
100.0%
6044
附表
31C
1700
implementation
思维
4
4
100.0%
6050
Malek Dance Club
320C
1600
math
思维
2
3
66.7%
6052
奇偶数
318A
900
math
思维
6
9
66.7%
6057
Perfect Pair
317A
1600
brute
force
思维
3
14
21.4%
6060
良好的子字符串
316G1
1700
hashing
strings
思维
5
10
50.0%
6069
EKG
316B2
1600
dfs
and
similar
dp
思维
3
5
60.0%
6078
Sereja 和竞赛
314A
1600
implementation
思维
5
11
45.5%
6083
伊利亚和银行账户
313A
900
implementation
number
theory
思维
9
16
56.2%
1
2