Problems

Problem Category Types Points AC % Users ▾
ECOO '17 R2 P4 - Zig Zag ECOO Dynamic Programming, Intermediate Math 12p 39.2% 29
ECOO '14 R3 P4 - Baby Talk ECOO Dynamic Programming, String Algorithms 10p 59.1% 29
DMPG '18 G2 - Gardening Fun DMOPC Dynamic Programming 15p 44.5% 29
ACM U of T Tryouts C3 F - A Pleasant Stroll ICPC Dynamic Programming 15 17.2% 29
COCI '21 Contest 2 #4 Magneti COCI Dynamic Programming, Intermediate Math 25p 25.6% 29
ICPC ECNA 2005 A - ACM (ACronym Maker) ICPC Dynamic Programming 12 20.4% 28
Mock CCO '19 Contest 2 Problem 6 - A Fundraising Problem Mock CCO Dynamic Programming, Graph Theory 12p 15.8% 28
JOI '18 Spring Camp Day 1 P3 - Tents JOI Dynamic Programming, Intermediate Math 20p 71.1% 28
WC '01 Suicidal P2 - Temptation Island Woburn Challenge Dynamic Programming 10 29.2% 28
COCI '12 Contest 6 #5 Jedan COCI Dynamic Programming 15 36.4% 28
CCO '22 P3 - Double Attendance CCO Dynamic Programming, Graph Theory 25p 7.4% 28
COCI '18 Contest 2 #3 Deblo COCI Dynamic Programming, Graph Theory 15p 35.4% 27
COCI '09 Contest 4 #5 Kaboom COCI Ad Hoc, Dynamic Programming 12 40.2% 27
New Year's '15 P6 - Tiles Seasonal Dynamic Programming 20p 23.8% 26
DMPG '18 G4 - Variation DMOPC Dynamic Programming, Greedy Algorithms 15p 31.5% 26
ACM U of T Tryouts C1 F - Foxic Expressions ICPC Dynamic Programming, Regular Expressions, String Algorithms 15 15.1% 26
NOI '01 P6 - Secret of the Meteorite China NOI Dynamic Programming 15p 27.4% 26
DMOPC '20 Contest 2 P6 - Unfair Game DMOPC Dynamic Programming, Game Theory 25p 16.0% 26
DMPG '17 G1 - FatalWhale and Candies DMOPC Dynamic Programming 15p 13.1% 25
Mock CCO '17 Problem 6 - Dire Consequences Mock CCO Data Structures, Dynamic Programming 20 24.2% 25
COCI '11 Contest 3 #4 Robot COCI Dynamic Programming, Simple Math 7 39.7% 25
Triway Cup '18 Summer H - Heavy Souls Seasonal Dynamic Programming 15 29.6% 24
APIO '14 P3 - Beads and Wires APIO Dynamic Programming, Graph Theory 25p 24.1% 24
NOI '00 P5 - Frogs Crossing the River China NOI Dynamic Programming 10p 29.7% 24
NOI '07 P2 - Cash Exchange China NOI Dynamic Programming 30p 12.1% 24
NOI '06 P1 - Network Charges China NOI Dynamic Programming, Graph Theory 20p 25.8% 24
COCI '16 Contest 2 #6 Burza COCI Ad Hoc, Dynamic Programming 30p 22.0% 24
Persuasion Uncategorized Dynamic Programming 12 29.7% 24
COCI '23 Contest 1 #4 Kocke COCI Dynamic Programming 15p 23.0% 24
The Contest Contest 1 P5 - A Typical CCO Problem Uncategorized Dynamic Programming, Intermediate Math 20p 4.2% 24
HCI '16 - Danger Room Uncategorized Dynamic Programming 7p 15.9% 23
NOI '97 P5 - Building Game China NOI Dynamic Programming 15p 27.1% 23
IOI '95 Practice Task 3 - Bar Codes IOI Dynamic Programming 12p 35.4% 23
JOI '20 Open P3 - Power Plant JOI Dynamic Programming, Graph Theory 15p 39.8% 23
CEOI '09 P2 - Harbingers CEOI Data Structures, Dynamic Programming, Graph Theory 25p 12.8% 23
Facebook Hacker Cup '15 Round 2 P3 - Autocomplete Strikes Back FHC Dynamic Programming, String Algorithms 20 49.0% 22
DMOPC '15 Contest 3 P6 - Gala DMOPC Ad Hoc, Dynamic Programming 30p 11.3% 22
COCI '18 Contest 2 #4 Maja COCI Dynamic Programming 15p 22.0% 22
CEOI '16 P4 - Match CEOI Data Structures, Dynamic Programming, String Algorithms 15p 19.9% 22
Bitmask Magic Uncategorized Dynamic Programming, Graph Theory 15p 30.0% 22
COCI '16 Contest 3 #5 Zoltan COCI Data Structures, Dynamic Programming 15p 15.2% 22
NOI '15 P3 - Sushi Dinner China NOI Dynamic Programming 25p 12.5% 22
COI '15 #4 Torrent COCI Dynamic Programming 25p 35.2% 22
Baltic OI '06 P6 - Jump Baltic OI Dynamic Programming 7p 15.3% 22
NOIP '07 P3 - Removing Numbers from Matrix China NOI Dynamic Programming 15p 20.4% 22
DMOPC '22 Contest 3 P4 - Sketchy Cereal DMOPC Dynamic Programming 30p 4.9% 22
CCO '23 P3 - Line Town CCO Ad Hoc, Data Structures, Dynamic Programming 30p 9.9% 22
ICPC ECNA 2016 F - Removal Game ICPC Dynamic Programming 20 34.6% 21
CEOI '17 P6 - Chase CEOI Dynamic Programming 30p 18.3% 21
COCI '16 Contest 1 #6 Vještica COCI Data Structures, Dynamic Programming, Recursion, String Algorithms 15p 58.1% 21