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Problem Category Points AC % Users ▴
Mock CCC '23 1 S3 - Richard The Penguin Mock CCC 10p 5.9% 27
Amplitude Hackathon '23 Practice Problem 5 - What is Spenser's Last Name? Uncategorized 0p 39.4% 27
Tree Journey Olympiads School 12p 50.0% 27
UTS Open '15 #6 - Tetrahedra Uncategorized 40p 30.5% 28
TSOC '15 Contest 1 #3 - Elevators TSOC 5p 31.1% 28
MWC '15 #2 P4: Robotics Summative MWC 5p 22.1% 28
MWC '15 #4 P5: Arts and Crafts MWC 10p 17.8% 28
A Simple Maximum Uncategorized 7 8.7% 28
ICPC ECNA 2016 I - Waif Until Dark ICPC 15 35.2% 28
ICPC ECNA 2005 A - ACM (ACronym Maker) ICPC 12 20.4% 28
COCI '07 Contest 1 #6 Staza COCI 25p 19.1% 28
COCI '08 Contest 5 #3 Jagoda COCI 7 22.0% 28
DWITE '10 R4 #2 - Primal Numbers DWITE 5 56.3% 28
COCI '17 Contest 4 #2 Izbori COCI 5p 29.2% 28
CCO '99 P4 - Maple Roundup CCO 10 21.1% 28
Triway Cup '19 Summer H - Time Traveller Imaxblue Seasonal 30 27.8% 28
Longest Balanced Subsequence Uncategorized 15p 30.3% 28
다른 콘테스트 6 문제 5 - Fan Death ACC 0 6.0% 28
DMOPC '19 Contest 6 P6 - Math is Difficult DMOPC 25p 16.1% 28
JOI '18 Spring Camp Day 1 P1 - Construction of Highway JOI 30p 34.0% 28
IOI '98 P2 - Starry Night IOI 15 41.3% 28
IOI '99 P4 - Traffic Lights IOI 15 31.1% 28
CCO '05 P6 - Windows CCO 30p 14.2% 28
MMM '14 C - Pie Shop Uncategorized 17p 16.3% 28
WC '01 Suicidal P2 - Temptation Island Woburn Challenge 10 29.2% 28
WC '16 Contest 3 S1 - Cutting Edge Woburn Challenge 7p 10.1% 28
COCI '09 Contest 6 #4 Xor COCI 15p 24.2% 28
Cosmic Inflation Uncategorized 7 50.0% 28
COCI '12 Contest 6 #5 Jedan COCI 15 36.4% 28
COCI '17 Contest 5 #3 Birokracija COCI 12p 52.3% 28
COI '20 #1 Autobahn COCI 15p 11.4% 28
DMOPC '20 Contest 7 P3 - Senpai and Art DMOPC 20p 10.7% 28
Baltic OI '07 P6 - Sequence Baltic OI 12p 27.8% 28
CCO '22 P3 - Double Attendance CCO 25p 7.4% 28
A Math Contest P13 - Ways Uncategorized 17 18.9% 28
DMOPC '21 Contest 10 P6 - Median Replace DMOPC 25p 18.8% 28
CEOI '22 P5 - Measures CEOI 20p 9.5% 28
DMOPC '22 Contest 2 P4 - Falling Leaves DMOPC 20p 24.3% 28
COCI '22 Contest 1 #4 Iksevi COCI 12p 28.3% 28
DMOPC '22 Contest 3 P5 - Alice Rebalancing DMOPC 20p 7.3% 28
NOIP '04 P3 - Chorus Formation China NOI 10p 29.6% 28
Continuous Time Finance Uncategorized 0p 69.1% 28
COCI '23 Contest 5 #1 Zlagalica COCI 5p 53.2% 28
The Game of Nim Uncategorized 12p 29.5% 29
Line Sweep Uncategorized 25 9.8% 29
Linked List Uncategorized 20p 7.0% 29
CCCJQR P4 Seasonal 0 30.1% 29
TLE '16 Contest 2 P4 - Harambe's Noble Quest TLE 15p 11.5% 29
Facebook Hacker Cup '17 Qualifying Round P3 - Fighting the Zombie FHC 10p 19.4% 29
TLE '16 Contest 6 (Mock CCC) J4 - Ski Rentals TLE 7p 21.2% 29