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Random
Hot problems
CCC '24 S2 - Heavy-Light Composition
APIO '09 P3 - The Great ATM Robbery
COCI '11 Contest 5 #2 Eko
String Finding
CCO '07 P2 - Snowflakes
CCC '24 J4 - Troublesome Keys
Problem
Category
Points
AC %
▴
Users
COCI '17 Contest 1 #4 Hokej
COCI
17
8.5%
7
Another Contest 3 Problem 3 - Lexicographically Largest Common Subsequence
ACC
7
18.0%
168
Another Contest 3 Problem 4 - Range Updates and Range Queries
ACC
15
14.2%
54
Mock CCC '19 Contest 1 J3 - Pusheen Eats Tuna Sashimi and Tuna Nigiri
Mock CCC
3p
18.6%
351
Mock CCC '19 Contest 1 J4 - Pusheen Plays Neko Atsume
Mock CCC
3p
18.5%
295
Mock CCC '19 Contest 1 J5 - Pusheen Designs a Sushi Boat
Mock CCC
7p
17.1%
235
Another Contest 4 Problem 1 - Identity Crisis
ACC
0
34.9%
339
GlobeX Cup '18 J1 - Rounding Errors
Uncategorized
3p
37.1%
231
GlobeX Cup '18 J2 - Mark Gambling
Uncategorized
5p
31.8%
212
Mock CCC '19 Contest 1 S1 - Pusheen's Report Card
Mock CCC
3p
41.3%
630
DMOPC '18 Contest 4 P1 - Dr. Henri and Differential Photometry
DMOPC
3p
37.1%
218
DMOPC '18 Contest 4 P4 - Dr. Henri and Lab Data
DMOPC
12p
35.1%
284
DMOPC '18 Contest 4 P0 - Dr. Henri and Seeing Stars
DMOPC
3p
37.3%
247
GlobeX Cup '18 J3 - Good Numbers
Uncategorized
5p
25.8%
163
DMOPC '18 Contest 4 P3 - Dr. Henri and Ionization
DMOPC
10p
43.5%
116
Mock CCC '19 Contest 1 S2 - Pusheen's Puzzle Present
Mock CCC
5p
26.8%
370
DMOPC '18 Contest 4 P6 - Dr. Henri and Resistor Chains
DMOPC
20p
4.2%
10
Mock CCC '19 Contest 1 S3 - Pusheen Eats Tuna Sashimi and Tuna Nigiri
Mock CCC
12p
5.2%
54
LKP '18 Contest 2 P2 - Secret Signal
Uncategorized
5
23.5%
134
DMOPC '18 Contest 4 P2 - Dr. Henri and Responsibility
DMOPC
7p
20.8%
384
Mock CCC '19 Contest 1 S5 - Pusheen Eats Even More Tuna Sashimi and Tuna Nigiri
Mock CCC
20
2.3%
9
LKP '18 Contest 2 P4 - The Zagonetka Machine
Uncategorized
12p
13.9%
38
Mock CCC '19 Contest 2 J1 - Tudor Drinks Some Tea
Mock CCC
3p
51.6%
748
Mock CCC '19 Contest 2 J2 - Tudor Drinks Some More Tea
Mock CCC
3p
28.2%
375
Mock CCC '19 Contest 2 J3 - Tudor Buys Some Tea
Mock CCC
3p
17.4%
298
Mock CCC '19 Contest 2 J4 - Tudor Buys Some Cheesecake
Mock CCC
3p
20.2%
274
Valentine's Day '19 S3 - Mathematical English
Uncategorized
12p
8.2%
39
Valentine's Day '19 J5 - Falling in Love
Uncategorized
7p
13.9%
89
Valentine's Day '19 S2 - Ctudor's Cute Cacti
Uncategorized
7p
19.3%
152
Mock CCC '19 Contest 2 J5 - Tudor Drinks Even More Tea
Mock CCC
10p
7.5%
36
Valentine's Day '19 J4 - Flowers
Uncategorized
5
18.4%
67
Valentine's Day '19 J1 - Rainbow Rating
Uncategorized
3
39.3%
509
Valentine's Day '19 S4 - A Greedy Spouse
Uncategorized
15p
11.1%
31
Valentine's Day '19 S1 - Voting
Uncategorized
5p
22.8%
105
Valentine's Day '19 J3 - Love!
Uncategorized
7p
27.4%
323
Valentine's Day '19 S5 - A Top Tree Problem
Uncategorized
25p
9.7%
10
Valentine's Day '19 J2 - Pink!
Uncategorized
3p
60.0%
543
Mock CCC '19 Contest 2 S1 - Tudor's Double Doors
Mock CCC
3p
10.8%
225
Mock CCC '19 Contest 2 S2 - Tudor Puts A Goat On A Rope
Mock CCC
3p
29.4%
214
Mock CCC '19 Contest 2 S3 - Tudor Tallies Triangular Totals
Mock CCC
10p
5.4%
62
Mock CCC '19 Contest 2 S4 - Tudor Walks Among the Goats
Mock CCC
25p
6.8%
8
Mock CCC '19 Contest 2 S5 - Tudor Takes Pictures of Goats
Mock CCC
15
6.8%
14
IOI '09 P7 - Regions
IOI
20p
11.9%
55
Appleby Contest '19 P3 - A Recursion Problem
Uncategorized
5p
32.6%
256
DMOPC '18 Contest 5 P4 - An Art Gallery Problem
DMOPC
12p
13.2%
73
DMOPC '18 Contest 5 P0 - A Digital Art Problem
DMOPC
3
34.5%
215
DMOPC '18 Contest 6 P2 - Enantiomers
DMOPC
7
16.9%
55
DMOPC '18 Contest 5 P2 - A Photography Problem
DMOPC
7
14.1%
127
DMOPC '18 Contest 5 P6 - An XOR Problem
DMOPC
25p
5.3%
5
CTU Open Contest 2018 - Die
ICPC
3
31.4%
84
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