Problems

Problem Category Points ▾ AC % Users
Terminus Est Uncategorized 50p 13.2% 48
Kongou Mock CCC 50p 3.4% 11
JOI '14 - Space Pirate JOI 50p 2.4% 1
CCO '08 P6 - Landing CCO 50 18.1% 29
IOI '16 P6 - Aliens IOI 50p 7.1% 55
IOI '10 P2 - Hotter Colder IOI 50 0.0% 0
Dynamic Tree Test Data Structure Tests 50 27.9% 12
IOI '18 P6 - Meetings IOI 50p 11.5% 8
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 3.0% 4
Link Cut Tree Uncategorized 50 0.4% 4
NOI '05 P6 - Lemon Tree Under the Moon NOI 50 15.4% 5
NOI '09 P6 - Tracing NOI 50p 8.3% 1
NOI '10 P6 - Happily Growing NOI 50p 0.0% 0
Tours Uncategorized 50 20.8% 16
Rubik's Cube Solver Uncategorized 50p 1.1% 1
Fortunate Wheels Uncategorized 50 16.3% 8
IOI '09 P1 - Archery IOI 50p 11.2% 23
IOI '16 P6 - Aliens (Standard I/O) IOI 50p 6.5% 41
Phantom's Python Challenge Fun Math 40p 0.1% 1
Mine and Tree Seasonal 40p 18.0% 55
COCI '14 Contest 5 #6 Divljak COCI 40p 17.5% 23
Fox Socks FHC 40 10.7% 22
UTS Open '15 #6 - Tetrahedra Uncategorized 40p 28.6% 19
Fox Rocks FHC 40p 42.1% 13
CCO '11 P5 - Fixing Disks CCO 40p 1.3% 4
CCO '14 P6 - Gates CCO 40p 8.9% 11
Akame Uncategorized 40p 15.3% 43
CCO Preparation Test 3 - Primitive Pythagorean Pairs CCO 40p 13.6% 19
CCO Preparation Test 3 - Arrow CCO 40p 16.6% 49
JOI '13 - Synchronization JOI 40p 54.1% 22
Dynamic MST CCO 40p 20.8% 28
IOI '15 P6 - Towns IOI 40p 16.1% 41
IOI '14 P6 - Holiday IOI 40 14.8% 44
IOI '13 P3 - Wombats IOI 40p 13.3% 25
IOI '16 P2 - Railroads IOI 40p 44.9% 28
IOI '16 P3 - Shortcut IOI 40p 10.0% 17
IOI '13 P6 - Game IOI 40p 8.4% 49
Google Code Jam World Finals 2016 - Integeregex GCJ 40 30.4% 4
APIO '16 P2 - Fireworks APIO 40p 34.4% 20
APIO '12 P3 - Kunai APIO 40p 10.8% 17
IOI '17 P5 - Simurgh IOI 40p 14.6% 9
COI '08 #3 Plahte COCI 40p 18.3% 12
Baltic OI '07 P2 - Sorting Baltic OI 40p 11.2% 6
TLE 2018-19 P1 - Hello, World! Seasonal 40p 1.7% 6
TLE 2018-19 P5 - Pure Functional Programming Seasonal 40p 1.8% 1
TLE 2018-19 P6 - The Final Test Seasonal 40p 0.7% 1
CEOI '18 P4 - Fibonacci Representations CEOI 40p 50.0% 7