Problems

Problem Category Points ▾ AC % Users
Terminus Est Uncategorized 50p 11.9% 46
Kongou Mock CCC 50p 2.8% 9
JOI '14 - Space Pirate JOI 50p 2.9% 1
CCO '08 P6 - Landing CCO 50 18.1% 29
IOI '16 P6 - Aliens IOI 50p 7.1% 54
IOI '10 P2 - Hotter Colder IOI 50 0.0% 0
Dynamic Tree Test Data Structure Tests 50 27.4% 11
IOI '18 P6 - Meetings IOI 50p 11.0% 7
String Test Data Structure Tests 50 0.0% 0
CEOI '19 P6 - Scissors and Tape CEOI 50p 10.4% 2
Bohemian Rhaksody Uncategorized 50p 4.9% 8
Fast Factorial Calculator 3 Fun Math 50 0.3% 1
Link Cut Tree Uncategorized 50 0.4% 4
NOI '05 P6 - Lemon Tree Under the Moon NOI 50p 26.4% 4
NOI '09 P6 - Tracing NOI 50p 8.9% 1
NOI '10 P6 - Happily Growing NOI 50p 0.0% 0
Tours Uncategorized 50 14.3% 3
Rubik's Cube Solver Uncategorized 50p 1.1% 1
Fortunate Wheels Uncategorized 50 6.4% 2
IOI '09 P1 - Archery IOI 50p 10.8% 20
IOI '16 P6 - Aliens (Standard I/O) IOI 50p 6.2% 34
Phantom's Python Challenge Fun Math 40p 1.7% 7
Mine and Tree Seasonal 40p 17.8% 53
COCI '14 Contest 5 #6 Divljak COCI 40p 17.6% 22
Fox Socks FHC 40 10.4% 21
UTS Open '15 #6 - Tetrahedra Uncategorized 40p 28.6% 19
Fox Rocks FHC 40p 44.8% 11
CCO '11 P5 - Fixing Disks CCO 40p 1.3% 4
CCO '14 P6 - Gates CCO 40p 4.7% 7
Akame Uncategorized 40p 12.1% 44
CCO Preparation Test 3 - Primitive Pythagorean Pairs CCO 40p 13.6% 19
CCO Preparation Test 3 - Arrow CCO 40p 16.6% 48
JOI '13 - Synchronization JOI 40p 59.6% 19
Dynamic MST CCO 40p 20.7% 29
IOI '15 P6 - Towns IOI 40p 16.3% 41
IOI '14 P6 - Holiday IOI 40 11.8% 38
IOI '13 P3 - Wombats IOI 40p 12.3% 25
IOI '16 P2 - Railroads IOI 40p 46.5% 27
IOI '16 P3 - Shortcut IOI 40p 10.1% 17
IOI '13 P6 - Game IOI 40p 8.5% 46
Google Code Jam World Finals 2016 - Integeregex GCJ 40 38.9% 4
APIO '16 P2 - Fireworks APIO 40p 31.4% 19
APIO '12 P3 - Kunai APIO 40p 10.6% 15
IOI '17 P5 - Simurgh IOI 40p 12.1% 8
COI '08 #3 - Plahte COCI 40p 0.0% 0
Baltic OI '07 P2 - Sorting Baltic OI 40p 11.2% 6
TLE 2018-19 P1 - Hello, World! Seasonal 40p 1.8% 6
TLE 2018-19 P5 - Pure Functional Programming Seasonal 40p 1.9% 1
TLE 2018-19 P6 - The Final Test Seasonal 40p 0.7% 1
CEOI '18 P4 - Fibonacci Representations CEOI 40p 50.0% 7