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Problem Category Types Points AC % ▴ Users
COCI '17 Contest 3 #3 Retro COCI Dynamic Programming 12p 11.9% 7
COI '07 #4 Umnožak COCI Dynamic Programming 25p 12.0% 45
NOI '19 P1 - Route China NOI Dynamic Programming 25p 12.1% 51
EGOI '22 P2 - Lego Wall EGOI Dynamic Programming, Intermediate Math 15p 12.1% 18
GFSSOC '14 Winter S5 - Stardust Snow GFSSOC Dynamic Programming 20p 12.2% 70
TLE '17 Contest 5 P5 - Word Compression TLE Data Structures, Dynamic Programming, String Algorithms 25p 12.2% 6
NOI '11 P2 - Intelligent Car Racing China NOI Dynamic Programming, Geometry 25p 12.2% 10
COCI '15 Contest 3 #6 Domino COCI Dynamic Programming 20p 12.3% 39
GFSSOC '17 S4 - First Ace GFSSOC Dynamic Programming 10 12.5% 36
NOI '15 P3 - Sushi Dinner China NOI Dynamic Programming 25p 12.5% 22
Baltic OI '08 P1 - Game Baltic OI Dynamic Programming 25p 12.5% 2
CEOI '09 P2 - Harbingers CEOI Data Structures, Dynamic Programming, Graph Theory 25p 12.6% 23
Triway Cup '19 Summer C - String Seasonal Dynamic Programming, String Algorithms 12 12.7% 9
DMOPC '18 Contest 2 P5 - Another Sequence Problem DMOPC Dynamic Programming 15p 12.7% 49
Palindrome Path Olympiads School Dynamic Programming, Graph Theory 20p 12.8% 9
ICPC NAQ 2016 F - Free Desserts ICPC Dynamic Programming 20 12.8% 7
Yet Another Contest 1 P2 - A Boring Problem YAC Dynamic Programming, Graph Theory, Simple Math 10p 12.9% 86
COCI '16 Contest 4 #5 Rima COCI Data Structures, Dynamic Programming 17p 12.9% 15
NOI '05 P1 - The Magnificent Waltz China NOI Data Structures, Dynamic Programming 20p 12.9% 46
NOIP '18 P6 - Defending the Kingdom China NOI Data Structures, Dynamic Programming 25p 13.0% 5
Baltic OI '08 P6 - Gloves Baltic OI Ad Hoc, Dynamic Programming 17p 13.0% 19
CCO '03 P6 - Cheap Gas CCO Dynamic Programming, Graph Theory 20p 13.1% 79
HCI '16 - Jumping Uncategorized Dynamic Programming 20 13.1% 80
DMPG '17 G1 - FatalWhale and Candies DMOPC Dynamic Programming 15p 13.1% 25
RGPC '17 P5 - Scrabble Nuts Uncategorized Dynamic Programming 12p 13.1% 211
COCI '07 Contest 1 #4 Zapis COCI Dynamic Programming 15p 13.4% 136
IOI '20 P4 - Packing Biscuits IOI Dynamic Programming, Simple Math 25p 13.4% 15
UCRPC F21 H - Fetch Quest ICPC Dynamic Programming 12p 13.7% 11
COCI '07 Regional #4 Jednakost COCI Dynamic Programming, Intermediate Math 12p 13.9% 59
Pillaging Uncategorized Data Structures, Dynamic Programming 10p 14.0% 35
Wesley's Anger Contest 6 Problem 4 - Runway Lights WAC Dynamic Programming, Simple Math 12p 14.0% 87
GFSSOC '15 Fall S5 - Raider GFSSOC Dynamic Programming, Graph Theory 17p 14.0% 137
DMOPC '16 Contest 3 P3 - Phantom Fight DMOPC Dynamic Programming 10p 14.1% 98
Mock CCC '24 Contest 1 S5 - Mock CCC 2025 Mock CCC Dynamic Programming 20p 14.2% 18
OCC '19 G3 - Binary Game Olympiads School Dynamic Programming 25p 14.3% 5
CEOI '17 P3 - Mousetrap CEOI Dynamic Programming, Graph Theory 25p 14.4% 16
New Year's '15 P5 - Message to Mars Seasonal Dynamic Programming, String Algorithms 20p 14.4% 52
Back To School '19: Heist Night Seasonal Dynamic Programming, Graph Theory 15p 14.4% 31
DMOPC '21 Contest 7 P6 - Rainbow Subgraphs DMOPC Dynamic Programming 30p 14.6% 8
Back To School '19: FFT Fun Seasonal Dynamic Programming, Intermediate Math 20p 14.6% 16
Another Contest 2 Problem 1 - Poutine ACC Dynamic Programming, Graph Theory 15 14.6% 106
Facebook Hacker Cup '15 Round 3 P2 - Lunch Scheduling FHC Dynamic Programming 15p 14.6% 7
NOI '09 P5 - Pipe Marbles China NOI Dynamic Programming 25p 14.8% 52
RTE '16 S2 - Fire Evacuation Plan Uncategorized Dynamic Programming 12p 14.9% 74
MWC '15 #7 P3: Blue and Green MWC Dynamic Programming 15p 14.9% 37
CCO Preparation Test 3 P2 - Packing Up Mock CCO Dynamic Programming 25p 14.9% 117
Yet Another Contest 2 P6 - Travel Budget YAC Data Structures, Dynamic Programming 20p 15.0% 37
Google Code Jam '10 Round 1A Problem B - Make it Smooth Google Code Jam Dynamic Programming 10p 15.0% 3
Mock CCO '19 Contest 2 Problem 6 - A Fundraising Problem Mock CCO Dynamic Programming, Graph Theory 12p 15.0% 28
ACM U of T Tryouts C1 F - Foxic Expressions ICPC Dynamic Programming, Regular Expressions, String Algorithms 15 15.1% 26