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Hot problems
CCC '19 S2 - Pretty Average Primes
Problem
Category
Points
AC % ▾
Users
Triway Cup '19 Summer B - Cameras
Seasonal
5
28.9%
26
WOSS Dual Olympiad 2022 Team Round P3: Bobby and the Sidewalk
Seasonal
10p
28.9%
39
Mock CCO '18 Contest 3 Problem 2 - Roger Delegates Work to Jessica
Mock CCO
20p
28.9%
23
CCC '01 S5 - Post's Correspondence Problem
CCC
10
28.9%
315
WC '17 Contest 3 J3 - Uncrackable
Woburn Challenge
5
28.9%
2372
WC '99 P3 - The Godfather
Woburn Challenge
5
28.9%
51
COCI '15 Contest 6 #3 Pianino
COCI
10
28.9%
18
UCC Coding Competition '21 P4 - Trampoline Jump
Uncategorized
7p
28.9%
137
QCC P1 - Quarantine Games
Uncategorized
10
28.9%
37
Waterloo 2001 Fall 1 C - Babelfish
Waterloo Local
5
28.9%
12
DMOPC '21 Contest 1 P1 - Partial Game
DMOPC
5p
28.9%
414
WC '18 Finals J2 - Script Doctor
Woburn Challenge
5p
28.9%
53
DMOPC '17 Contest 2 P1 - 0-1 Knapsack
DMOPC
3
28.9%
373
NOIP '21 P2 - Sequence
China NOI
20p
28.8%
60
COCI '14 Contest 2 #2 Utrka
COCI
5p
28.8%
743
HCI '16 - Totient
Uncategorized
12p
28.8%
18
UTS Open '18 P4 - Ianine's Lil Lab
Uncategorized
10p
28.8%
87
COCI '17 Contest 4 #1 Rasvjeta
COCI
3p
28.8%
49
IOI '09 P3 - POI
IOI
7
28.8%
527
Binary Indexed Tree Test
Data Structure Tests
10p
28.8%
741
Wesley's Anger Contest 3 Problem 2 - Eat, Sleep, Code, Repeat
WAC
5p
28.8%
197
ECOO '21 P1 - Many Messages
ECOO
3p
28.8%
445
Balkan OI '11 P4 - Compare
Balkan OI
25p
28.8%
17
DMOPC '17 Contest 4 P5 - Revised IOI
DMOPC
12
28.8%
38
ICPC NEERC 2010 K - Graph Oddity
ICPC
12p
28.8%
19
CCC '16 S4 - Combining Riceballs
CCC
15p
28.7%
932
Another Contest 2 Problem 2 - Poutine
ACC
10
28.7%
143
Max's Anger Contest Series 1 P4 - Greedily Gamboling (Hard Version)
Seasonal
15p
28.7%
13
COCI '19 Contest 2 #3 Checker
COCI
12p
28.7%
26
VM7WC '15 #1 Gold - JHK
VM7WC
10
28.7%
127
ECOO '16 R1 P4 - Kayenne
ECOO
7p
28.7%
41
Lemon Game
Olympiads School
7
28.6%
43
MCIPC Contest 2 P3 - Snowy Streets
Uncategorized
5p
28.6%
46
A Math Contest P6 - Global Maximum
Uncategorized
10
28.6%
75
COCI '16 Contest 4 #3 Kas
COCI
10p
28.6%
71
CCC '03 J1 - Trident
CCC
3
28.6%
2322
A Greedy Problem
Uncategorized
5p
28.6%
170
Triple Fat Ladies
Uncategorized
5
28.6%
1563
GFSSOC '15 Fall Practice P5 - Bruno and Pumpkins
GFSSOC
7p
28.6%
178
ICPC ECNA 2000 C - Rational Approximation
ICPC
17
28.6%
2
Triway Cup '18 Summer G - Gu of Love
Seasonal
20
28.6%
6
CCO '99 P3 - Manelzuma's Revenge
CCO
10
28.6%
2
Triway Cup '19 Summer A - Cave Escape
Seasonal
17
28.6%
17
ICPC SWERC 2017 C - Macarons
ICPC
17
28.6%
2
COCI '13 Contest 4 #3 Sumo
COCI
10p
28.6%
34
BPC 1 J5 - Set
Uncategorized
10
28.6%
21
Rotations in 3 Dimensions
Uncategorized
12
28.5%
117
BlueBook - Interest
BlueBook
3
28.5%
573
WC '15 Contest 4 J4 - Target Practice
Woburn Challenge
12p
28.5%
42
IOI '11 P4 - Crocodile's Underground City
IOI
17p
28.5%
86
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