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Hot problems

Problem Category Points AC % Users
IOI '94 P2 - The Castle IOI 10 18.3% 130
IOI '94 P4 - The Clocks IOI 10 27.3% 122
IOI '95 P1 - Packing Rectangles IOI 15p 44.9% 27
IOI '95 P2 - Shopping Offers IOI 15p 27.5% 42
IOI '95 P4 - Letter Game IOI 15p 27.1% 35
IOI '95 P5 - Street Race IOI 15p 24.5% 40
IOI '95 Practice Task 1 - Fence Factory IOI 15p 21.7% 10
IOI '95 Practice Task 2 - Word Chains IOI 12 44.2% 55
IOI '95 Practice Task 3 - Bar Codes IOI 12p 36.6% 24
IOI '96 P1 - A Game IOI 10 39.6% 282
IOI '96 P2 - Job Processing IOI 20p 30.1% 54
IOI '96 P3 - Network of Schools IOI 12p 24.2% 86
IOI '96 P4 - Sorting a Three-Valued Sequence IOI 10 32.2% 146
IOI '96 P5 - Longest Prefix IOI 12 21.1% 114
IOI '97 P1 - Mars Explorer IOI 20p 12.8% 16
IOI '97 P3 - The Toxic iShongololo IOI 20p 45.3% 7
IOI '97 P4 - Map Labelling IOI 20p 56.0% 5
IOI '98 P1 - Contact IOI 10p 9.3% 59
IOI '98 P2 - Starry Night IOI 15 35.1% 30
IOI '98 P3 - Party Lamps IOI 12p 34.2% 171
IOI '98 P4 - Picture IOI 15p 31.1% 227
IOI '98 P5 - Camelot IOI 15p 40.9% 52
IOI '98 P6 - Polygon IOI 15 32.2% 63
IOI '99 P1 - Little Shop of Flowers IOI 10 30.7% 216
IOI '99 P2 - Hidden Codes IOI 20p 14.9% 11
IOI '99 P4 - Traffic Lights IOI 15 31.4% 30
IOI '99 P5 - Flatten IOI 15p 21.6% 16
IOI '99 P6 - A Strip of Land IOI 20p 13.6% 36
IOIQR P5 - Some Game Seasonal 25 3.5% 3
Jack Needs Help Uncategorized 10p 32.0% 20
JOI '13 Open P2 - Synchronization JOI 35p 29.8% 56
JOI '13 Open P3 - Watching JOI 15p 29.7% 100
JOI '14 Open P1 - Factories JOI 20p 32.8% 158
JOI '14 Open P2 - Fortune Telling 2 JOI 25p 22.9% 90
JOI '14 Open P3 - Space Pirate JOI 50p 1.2% 1
JOI '14 Open P5 - Pinball JOI 25p 26.3% 95
JOI '14 Open P6 - Secret JOI 17p 16.0% 121
JOI '16 Final P1 - Foehn Phenomena JOI 10p 60.7% 26
JOI '16 Final P2 - Semiexpress JOI 12 54.8% 17
JOI '16 Open P2 - Selling RNA Strands JOI 20 17.4% 20
JOI '16 Open P3 - Skyscraper JOI 25p 41.6% 51
JOI '17 Final P4 - Commuter Pass JOI 15 26.8% 61
JOI '17 Final P5 - Snake Escaping JOI 25p 40.3% 20
JOI '18 Open P1 - Bubble Sort 2 JOI 20p 5.5% 29
JOI '18 Spring Camp Day 1 P1 - Construction of Highway JOI 30p 34.4% 29
JOI '18 Spring Camp Day 1 P2 - Fences JOI 30p 25.0% 1
JOI '18 Spring Camp Day 1 P3 - Tents JOI 20p 63.3% 34
JOI '19 Final P3 - Collecting Stamps 3 JOI 15 25.7% 40
JOI '19 Open P1 - Triple Jump JOI 30p 24.4% 17
JOI '19 Open P2 - Remittance JOI 30p 23.6% 13