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Hot problems
CCC '24 J3 - Bronze Count
Educational DP Contest AtCoder A - Frog 1
Knapsack 4
Baltic OI '05 P3 - Maze
IOI '94 P1 - The Triangle
IOI '07 P4 - Miners
WC '99 P3 - The Godfather
Problem
Category
Points
AC % ▴
Users
Link Cut Tree
Uncategorized
50
0.6%
5
DMOPC '16 Contest 3 P4 - Serpent's Search
DMOPC
17p
0.6%
1
Another Contest 6 Problem 6 - Name That Song
ACC
0p
0.6%
8
COCI '09 Contest 2 #5 Poslozi
COCI
40
0.6%
3
다른 콘테스트 10 문제 4 - 웨슬리의 분노 대결 7 문제 4 - 이 문제는 의도적으로 비워 둡니다
ACC
0p
0.6%
2
NOI '16 P5 - Drinking Water
China NOI
20p
0.7%
1
Rubik's Cube Solver
Uncategorized
50p
0.7%
2
ECOO '19 R3 P4 - Network
ECOO
15p
0.7%
1
CCC '19 J5 - Rule of Three
CCC
20p
0.7%
7
Brandon's Cryptographically Secure Pseudorandom Number Generator
Uncategorized
30p
0.8%
2
Phantom's Python Challenge
Uncategorized
40p
0.8%
10
COI '20 #3 Izvanzemaljci
COCI
25p
0.9%
1
CEOI '22 P4 - Drawing
CEOI
35p
0.9%
2
Bob and Special Mud
Uncategorized
12
0.9%
3
TLE '16 Contest 4 P6 - Essay Writing
TLE
25p
1.0%
2
World Tour Contest Problem 4 — W Szczebrzeszynie chrząszcz brzmi w trzcinie
Seasonal
15p
1.0%
1
Calendar Contest Problem 4 — Savvyday 29 Oatmeal 94
Seasonal
10
1.0%
3
WC '18 Contest 3 S4 - Holey Travels
Woburn Challenge
20p
1.0%
1
The Contest Contest 1 P6 - A Typical DMOPC Problem
Uncategorized
30p
1.0%
2
Another Contest 10 Problem 3 - Wesley's Anger Contest 7 Problem 3 - The Obligatory Rage Tree Problem
ACC
15p
1.1%
2
World Tour Contest Problem 2 — Fireplace Poker
Seasonal
5
1.1%
7
One Small Favour
Uncategorized
10p
1.2%
17
NOI '06 P5 - The Clever Tour Guide
China NOI
30p
1.2%
7
JOI '23 Open P1 - Ancient Machine 2
JOI
20p
1.4%
1
Lyndon's Golf Contest 1 P8 - Beautiful Brackets
Uncategorized
0p
1.4%
7
DMOPC '21 Contest 5 P5 - Permutations & Primes (Hard Version)
DMOPC
40p
1.5%
2
Yet Another Contest 7 P5 - Egg Dropping
YAC
25p
1.5%
3
MMM '14 E - English Essay
Uncategorized
30p
1.5%
1
JOI '14 Open P3 - Space Pirate
JOI
50p
1.6%
1
World Tour Contest Problem 1 — Solar Eclipse
Seasonal
5
1.6%
16
Guitar Hero
Uncategorized
25p
1.6%
1
NOI '16 P6 - Computation
China NOI
30p
1.6%
2
NOI '00 P6 - Symbol Deciphering
China NOI
40p
1.6%
1
WC '18 Contest 2 S4 - Car Convergence Chaos
Woburn Challenge
25p
1.6%
2
WC '17 Finals S5 - Crop Rectangles
Woburn Challenge
25p
1.7%
2
CCO '07 P4 - Gerrymandering
CCO
20p
1.7%
3
Committing Time Fraud
Uncategorized
0
1.8%
7
IOI '16 P3 - Shortcut (Standard I/O)
IOI
40p
1.8%
7
Another Contest 6 Problem 11 - Infinite Corridor Simulator
ACC
0p
1.9%
5
CPC '19 Contest 1 P6 - Maintaining Some Coins
Uncategorized
20p
1.9%
10
APIO '22 P2 - Game
APIO
25p
1.9%
3
Mock CCC '20 Contest 2 S5 - Sticks
Mock CCC
20p
1.9%
3
Detectors
Uncategorized
15p
2.0%
3
BSSPC '21 S5 - James Solves His Tree Problems
Uncategorized
25p
2.1%
5
Angie and Functions (Hard)
Uncategorized
30
2.1%
1
Another Contest 10 Problem 1 - Wesley's Anger Contest 7 Problem 1 - Ideology
ACC
0p
2.1%
5
ETSR '23 Onsite Round 2 Problem 3 - Trees
Uncategorized
30p
2.2%
8
Lyndon's Golf Contest 1 P5 - Basic Triangle
Uncategorized
0p
2.2%
16
WC '15 Contest 2 J4 - The Force Awakens (Junior)
Woburn Challenge
15p
2.3%
11
Mock CCC '23 2 S2 - Keenan Hates Triangles
Mock CCC
7p
2.3%
38
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