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Problem Category Points AC % Users ▴
Baltic OI '18 P1 - Love Polygon Baltic OI 20p 19.7% 40
Double Doors Regional P4 - Tudor Teaches Jason How To Be Productive Uncategorized 10 13.1% 40
CEOI '19 Practice P2 - Separator CEOI 10p 32.9% 40
DMOPC '19 Contest 4 P5 - Financial Trouble DMOPC 17p 11.4% 40
Wesley's Anger Contest 3 Problem 5 - Triangle: The Root of All Evil WAC 15p 11.3% 40
CCO '20 P6 - Shopping Plans CCO 30p 9.2% 40
NOI '03 P2 - Text Editor China NOI 10p 23.8% 40
WC '15 Contest 1 J4 - Trip Budgeting Woburn Challenge 10 10.5% 40
WC '17 Contest 2 J4 - Entish Translation Woburn Challenge 7p 27.7% 40
Baltic OI '17 P2 - Toll Baltic OI 20p 47.6% 40
DWITE '06 R5 #4 - Connect-4 DWITE 7 63.6% 40
Presents Uncategorized 10 15.0% 40
Virtuoso Uncategorized 15 21.5% 40
Joshua Needs Help Uncategorized 10 54.1% 40
DMOPC '21 Contest 4 P4 - Christmas Graph DMOPC 17p 32.4% 40
Mock CCC '22 2 S3 - Kaguya Wants to Analyze the Academy Anthem Mock CCC 12p 7.9% 40
Cheerio Contest 1 S4 - Mystery Boxes Uncategorized 10p 17.1% 40
NOIP '99 P1 - Missile Interception China NOI 12p 39.8% 40
Magic Bits Uncategorized 10p 13.1% 40
Amplitude Hackathon '23 Practice Problem 1 - Gigatron EPS Modulo 998244353 Uncategorized 3p 58.2% 40
UHCC1 P5 - Binary Triangles Uncategorized 7p 30.2% 40
COCI '23 Contest 4 #2 Knjige COCI 7p 22.3% 40
Perl Golf Uncategorized 15p 11.3% 41
ECOO '15 R1 P3 - Ten Pin Trig ECOO 10p 37.4% 41
NO ACM NO LIFE Uncategorized 30p 22.4% 41
ECOO '16 R1 P4 - Kayenne ECOO 7p 28.7% 41
DMPG '16 S4 - MMORPG II DMOPC 12p 31.6% 41
TLE '16 Contest 6 (Mock CCC) S2 - Paper Stapling TLE 10p 6.0% 41
COCI '08 Contest 2 #4 Svada COCI 10p 10.7% 41
DWITE '10 R5 #1 - Colourful Words DWITE 5 52.7% 41
Inaho VI Uncategorized 10p 31.1% 41
IOI '11 P5 - Dancing Elephants IOI 40p 10.3% 41
LKP '18 Contest 2 P5 - Political Instability Uncategorized 17 22.1% 41
COCI '18 Contest 1 #2 Zamjena COCI 7p 23.3% 41
Back From Summer '19 P6: Composite Zeyu Seasonal 15p 37.6% 41
DMOPC '19 Contest 1 P3 - Simple Math DMOPC 12 17.8% 41
Willie's Fan Club Uncategorized 7 38.3% 41
NOI '08 P3 - Hiring Employees China NOI 25p 46.4% 41
NOI '19 P4 - Jump China NOI 25p 13.0% 41
Necroposting Uncategorized 5 51.5% 41
COCI '16 Contest 6 #4 Savršen COCI 7p 39.4% 41
COCI '13 Contest 5 #4 Domine COCI 12p 21.3% 41
COCI '12 Contest 2 #4 Popust COCI 10p 12.8% 41
DMOPC '20 Contest 5 P3 - Bottom Row DMOPC 15p 6.7% 41
COCI '21 Contest 1 #3 Logičari COCI 17p 24.1% 41
COCI '21 Contest 3 #4 Ekoeko COCI 15p 32.8% 41
CEOI '22 P1 - Abracadabra CEOI 20p 20.6% 41
Cheerio Contest 2 P1 - Cow Pasture Uncategorized 3p 36.1% 41
Mock CCC '23 Contest 1 J5 - Calculus Problem Mock CCC 12p 10.1% 41
Facebook Hacker Cup '15 Round 2 P2 - All Critical FHC 15 55.6% 42