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 Piggy CCC '08 S3 - Maze DMPG '15 S5 - Black and White Stalactites Python Infinite Loop DMOPC '16 Contest 3 P5 - Shoe Shopping II Next Prime « 1 2 3 4 5 6 ... 24 25 » Problem Category Points AC % Users 16 BIT S/W ONLY Uncategorized 3 42.4% 330 Rotations in 3 Dimensions Fun Math 12 37.0% 34 A20 Gate Uncategorized 5 44.9% 61 Troubling Times Uncategorized 5p 27.5% 50 A Noisy Class Uncategorized 8 19.0% 109 APIO '12 P1 - Dispatching APIO 20p 25.9% 20 APIO '12 P2 - Guard APIO 20p 10.2% 6 APIO '12 P3 - Kunai APIO 20p 0.0% 0 APIO '15 P1 - Bali Sculptures APIO 25p 23.7% 15 APIO '15 P2 - Jakarta Skyscrapers APIO 20p 10.3% 12 A Plus B Fun Math 3p 41.9% 1271 A Plus B (Hard) Fun Math 15p 14.0% 164 A Simple Mean Fun Math 7 14.8% 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 2.3% 126 Bad Paths Fun Math 12p 18.6% 12 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 55.6% 5 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 14.3% 1 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 13.5% 5 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 H Dexterina’s Lab Bubble Cup 20 0.0% 0 Bubble Cup V9 I R3D3’s summer adventure Bubble Cup 20 0.0% 0 List Minimum Uncategorized 4 48.2% 704 List Minimum (Hard) Uncategorized 5 33.8% 399 Lexicographically Least Substring Uncategorized 5 38.4% 158 Lexicographically Least Substring (Hard) Uncategorized 15 5.0% 23 Next Prime Uncategorized 5 17.2% 374 Next Prime (Hard) Uncategorized 15 8.7% 36 String Finding (Hard) Uncategorized 10 18.3% 48 Binary Fun Math 5 23.9% 245 Boolean Uncategorized 4 41.3% 588 Back to School '16: Harambe Seasonal 3p 26.9% 286 Back to School '16: Paradox Seasonal 5 34.6% 101 Back to School '16: Dodgeball Seasonal 7p 39.6% 141 Back to School '16: Screensaver Seasonal 8 9.5% 52 Back to School '16: Cherry Tree Seasonal 12p 39.2% 56 « 1 2 3 4 5 6 ... 24 25 »