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Problem Category Types Points AC % Users ▾
A Math Contest P5 - Good Arrays Uncategorized Dynamic Programming, Simple Math 7p 29.6% 129
New Year's '17 P6 - Christmas Cards Seasonal Dynamic Programming 15p 23.2% 128
New Year's '16 P6 - Cake Balancing Seasonal Dynamic Programming 15p 41.1% 127
COCI '13 Contest 1 #5 Organizator COCI Dynamic Programming 15p 24.3% 123
DMOPC '19 Contest 3 P4 - Same Colour Leaves DMOPC Dynamic Programming 15 33.5% 120
WC '18 Contest 1 S3 - Reach for the Top Woburn Challenge Dynamic Programming, Graph Theory 12p 11.7% 118
CCO Preparation Test 3 P2 - Packing Up Mock CCO Dynamic Programming 25p 14.9% 117
ACM U of T Tryouts C1 E - Foxling Feeding Frenzy ICPC Dynamic Programming 7 30.2% 117
UCC Coding Competition '21 P5 - Woodcutting Game Uncategorized Dynamic Programming, Game Theory 10p 21.3% 117
DMOPC '18 Contest 4 P3 - Dr. Henri and Ionization DMOPC Dynamic Programming, Greedy Algorithms 10p 43.5% 116
Educational DP Contest AtCoder S - Digit Sum Uncategorized Dynamic Programming, Simple Math 12 31.6% 114
NOIP '18 P2 - Currency System China NOI Dynamic Programming 10p 42.8% 114
GFSSOC '15 Winter S4 - Starry Nights GFSSOC Dynamic Programming 12p 22.4% 113
DMPG '15 G1 - Marcia and Maze DMOPC Dynamic Programming, Simple Math 10p 26.8% 112
IOI '96 P5 - Longest Prefix IOI Dynamic Programming 12 20.8% 112
Back To School '18: An FFT Problem Seasonal Dynamic Programming 10p 25.9% 111
Educational DP Contest AtCoder T - Permutation Uncategorized Dynamic Programming 15 57.8% 111
COCI '09 Contest 2 #3 Kutevi COCI Dynamic Programming, Simple Math 7 49.6% 111
IOI '08 P2 - Islands IOI Dynamic Programming, Graph Theory 25p 10.4% 111
UTS Open '15 #3 - Pogo Uncategorized Advanced Math, Dynamic Programming 25p 24.6% 110
An Animal Contest 1 P6 - Alpaca Distancing AAC Data Structures, Dynamic Programming 12p 20.1% 108
BSSPC '22 P6 - Permutations & Primogems Uncategorized Dynamic Programming, Greedy Algorithms 10p 16.8% 108
Baltic OI '17 P6 - Cat in a tree Baltic OI Dynamic Programming, Graph Theory 15p 35.0% 107
Mock CCC '15 S4 - Ice Pillars Mock CCC Dynamic Programming 15p 29.0% 106
Another Contest 2 Problem 1 - Poutine ACC Dynamic Programming, Graph Theory 15 14.6% 106
DWITE '06 R5 #2 - Floppy Disk DWITE Dynamic Programming 7p 56.4% 106
CCO '12 P3 - Mhocskian Languages CCO Dynamic Programming 20p 49.6% 103
CCO '22 P2 - Rainy Markets CCO Dynamic Programming, Greedy Algorithms 17p 18.5% 103
CCO '15 P5 - Timpanist CCO Dynamic Programming 20p 36.5% 102
COCI '06 Contest 3 #5 Bicikli COCI Dynamic Programming, Graph Theory 15 5.4% 100
Mock CCC '19 Contest 1 S4 - Pusheen Plays Neko Atsume Mock CCC Dynamic Programming 12 17.8% 100
Educational DP Contest AtCoder Y - Grid 2 Uncategorized Dynamic Programming, Intermediate Math 17 31.6% 100
COCI '19 Contest 5 #4 Putovanje COCI Dynamic Programming, Graph Theory 15p 37.3% 100
DMOPC '16 Contest 3 P3 - Phantom Fight DMOPC Dynamic Programming 10p 14.1% 98
COCI '08 Contest 4 #6 Periodni COCI Ad Hoc, Dynamic Programming 20p 24.5% 98
CEOI '17 P4 - Building Bridges CEOI Dynamic Programming 20p 19.8% 98
Educational DP Contest AtCoder V - Subtree Uncategorized Dynamic Programming 20 29.5% 97
APIO '15 P1 - Bali Sculptures APIO Dynamic Programming 20p 20.7% 96
Power Eggs Uncategorized Dynamic Programming 15 34.1% 93
COCI '19 Contest 5 #5 Zapina COCI Dynamic Programming, Intermediate Math 10p 58.2% 93
Graph Contest 1 P1 - Counting Paths Uncategorized Dynamic Programming 10 19.3% 93
Magic Sequence Olympiads School Dynamic Programming 7p 64.9% 92
JOI '14 Open P5 - Pinball JOI Data Structures, Dynamic Programming 25p 26.3% 91
ICPC NAQ 2015 G - Safe Passage ICPC Dynamic Programming, Greedy Algorithms 10 49.7% 91
COCI '08 Contest 2 #5 Setnja COCI Dynamic Programming 7p 15.6% 91
COCI '20 Contest 6 #3 Anagramistica COCI Dynamic Programming, Intermediate Math 12p 44.6% 91
JOI '13 Open P3 - Watching JOI Dynamic Programming 15p 29.7% 90
Facebook Hacker Cup '15 Round 1 P4 - Corporate Gifting FHC Dynamic Programming 17 46.0% 88
CCO '19 P1 - Human Error CCO Brute Force, Dynamic Programming, Game Theory, Intermediate Math, Recursion, Simulation 10p 31.1% 87
Wesley's Anger Contest 6 Problem 4 - Runway Lights WAC Dynamic Programming, Simple Math 12p 14.0% 87