Problems Problem search Full text search Show problem types Category All --- ACM-ICPC APIO Bubble Cup CCC CCO CEOI Classics COCI CSPC Data Structure Tests DMOPC DWITE ECOO FHC Fun Math GCJ GFSSOC IOI JOI Mock CCC MWC Seasonal TLE TSOC Uncategorized VM7WC GoRandom Hot problems Python Infinite Loop CCC '16 S2 - Tandem Bicycle CCC '14 S1 - Party Invitation Lexicographically Least Substring Back To School '17: Physics CCC '14 S3 - The Geneva Confection « 1 2 3 4 5 6 ... 26 27 » Problem Category Points AC % Users 16 BIT S/W ONLY Uncategorized 3 42.3% 362 Rotations in 3 Dimensions Fun Math 12 37.7% 35 A20 Gate Uncategorized 5 44.8% 62 A Harder Game Uncategorized 15p 16.4% 11 Troubling Times Uncategorized 5p 28.1% 60 A Noisy Class Uncategorized 8 19.0% 120 APIO '10 P1 - Commando APIO 20p 28.1% 17 APIO '10 P2 - Patrol APIO 20p 12.2% 6 APIO '10 P3 - Signaling APIO 25p 0.0% 0 APIO '12 P1 - Dispatching APIO 20p 27.7% 22 APIO '12 P2 - Guard APIO 20p 12.5% 7 APIO '12 P3 - Kunai APIO 20p 0.0% 1 APIO '15 P1 - Bali Sculptures APIO 25p 22.4% 18 APIO '15 P2 - Jakarta Skyscrapers APIO 20p 11.8% 13 APIO '15 P3 - Palembang Bridges APIO 20p 16.7% 3 APIO '16 P1 - Boat APIO 20p 10.2% 6 APIO '16 P2 - Fireworks APIO 40p 33.3% 3 A Plus B Fun Math 3p 41.8% 1344 A Plus B (Hard) Fun Math 15p 13.7% 186 A Simple Mean Fun Math 7 16.7% 6 A Simple Maximum Fun Math 8 13.3% 3 A Simple Mode Fun Math 8p 31.3% 3 A Simple Minus Fun Math 10 58.8% 2 A Times B Fun Math 30p 2.8% 137 Bad Paths Fun Math 12p 20.9% 14 Bubble Cup V8 A Fibonotci Bubble Cup 25 0.0% 0 Bubble Cup V8 B Bribes Bubble Cup 20 0.0% 0 Bubble Cup V8 C Party Bubble Cup 20 0.0% 0 Bubble Cup V8 D Tablecity Bubble Cup 10 50.0% 9 Bubble Cup V8 E Spectator Riots Bubble Cup 25 0.0% 0 Bubble Cup V8 F Bulbo Bubble Cup 12 44.4% 3 Bubble Cup V8 G Run for beer Bubble Cup 20 0.0% 0 Bubble Cup V8 H Bots Bubble Cup 12 27.3% 2 Bubble Cup V8 I Robots protection Bubble Cup 30 0.0% 0 Bubble Cup V9 A Cowboy Beblop at his computer Bubble Cup 35 0.0% 0 Bubble Cup V9 B Underfail Bubble Cup 20 0.0% 0 Bubble Cup V9 C Paint it really, really black Bubble Cup 10 0.0% 0 Bubble Cup V8 D Potions homework Bubble Cup 5 19.9% 36 Bubble Cup V9 E Festival organization Bubble Cup 25 0.0% 0 Bubble Cup V9 F Pokermon League challenge Bubble Cup 20 0.0% 0 Bubble Cup V9 G Heroes of Making Magic III Bubble Cup 20 0.0% 0 Bubble Cup V9 I R3D3’s summer adventure Bubble Cup 25 40.0% 1 List Minimum Uncategorized 4 48.7% 745 List Minimum (Hard) Uncategorized 5 34.4% 423 Lexicographically Least Substring Uncategorized 5 38.7% 167 Lexicographically Least Substring (Hard) Uncategorized 15 5.0% 24 Next Prime Uncategorized 5 17.2% 404 Next Prime (Hard) Uncategorized 15 9.2% 40 String Finding (Hard) Uncategorized 10 19.1% 51 Back From Summer '17 P1: Pithy Passtimes Seasonal 3 36.2% 132 « 1 2 3 4 5 6 ... 26 27 »