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Problem Category Points AC % ▴ Users
CCO '08 P3 - Mobile CCO 17p 31.3% 46
CCO '03 P5 - Longest Substring CCO 7p 15.8% 86
CCO '03 P2 - Concentration Cards CCO 15 36.1% 31
CCO '05 P6 - Windows CCO 30p 14.2% 28
CCO '05 P4 - Primed Sequences CCO 12p 12.6% 92
CCO '03 P1 - BFed CCO 10 25.4% 61
CCO '03 P4 - Constrained Permutations CCO 5 49.8% 163
CCO '08 P2 - King & Weber CCO 10p 17.6% 69
King Graff's Tolls Uncategorized 17p 27.6% 55
King Graff's Trip Uncategorized 15p 8.2% 47
King Graff's Defense Uncategorized 15p 8.6% 59
MMM '14 D - Kuuhaku Numbers Uncategorized 25p 8.5% 9
MMM '14 G - Campfire Cooking Uncategorized 40p 2.7% 3
MMM '14 H - Lift Control Uncategorized 25p 71.8% 3
MMM '14 A - Distinct Prime Factors Uncategorized 7 26.4% 226
MMM '14 B - Benergy Transfer Uncategorized 10 40.5% 25
MMM '14 E - English Essay Uncategorized 30p 1.5% 1
MMM '14 C - Pie Shop Uncategorized 17p 16.3% 28
MMM '14 F - Electricity Grid Uncategorized 25p 12.5% 4
Mock CCC '14 S3 - Spreadsheet Sorting Mock CCC 7 49.0% 425
Mock CCC '14 S5 - Elimination Game Mock CCC 15p 21.8% 56
Mock CCC '14 J2 - Rope Unfolding Mock CCC 3 44.8% 283
Mock CCC '14 J5 - Spacetime Surfer Mock CCC 10 30.0% 83
Mock CCC '14 S2 - Sleep Cycle Mock CCC 7p 15.9% 103
Mock CCC '14 S1 - Reverse Find Mock CCC 5 28.2% 225
Mock CCC '14 S4 - Roadtrip Tracking Mock CCC 15p 9.0% 57
Mock CCC '14 J3 - Clock Hands Mock CCC 5 17.2% 107
Mock CCC '14 J1 - Love Overdose Mock CCC 3 21.9% 484
Mock CCC '14 J4 - Selecting Shifts Mock CCC 7p 11.5% 52
Meta Classics 12p 34.1% 12
Alawn's Problem Uncategorized 7 41.4% 25
A Digit Problem Uncategorized 12p 31.8% 59
Kevin Needs Help Uncategorized 20 29.4% 16
And Password Uncategorized 20p 16.4% 8
NOI '19 P4 - Jump China NOI 25p 14.6% 40
NOI '19 P5 - Landlords China NOI 25p 22.6% 16
NOI '19 P6 - Explore China NOI 25p 2.6% 10
Data Compression Uncategorized 15p 0.0% 0
WC '99 Suicidal P6 - Wedding Juicer Woburn Challenge 15 16.0% 34
WC '99 Suicidal P3 - Message Woburn Challenge 12 42.9% 5
WC '02 Suicidal P5 - The Mines of Moria Woburn Challenge 25 3.1% 1
WC '97 P4 - Typing Woburn Challenge 5 30.5% 249
WC '01 P8 - Time to Get Medieval Woburn Challenge 10 38.1% 39
WC '99 P3 - The Godfather Woburn Challenge 5 29.2% 49
WC '02 P7 - Old Macdonald's Farm Woburn Challenge 10 27.5% 35
WC '01 P9 - The Thirteenth Floor Woburn Challenge 15 29.2% 5
WC '01 Suicidal P4 - Big Brother Woburn Challenge 15 6.6% 4
WC '96 P6 - Bases Multiplication Woburn Challenge 5 39.9% 202
WC '02 Suicidal P3 - Evil Tasks Woburn Challenge 25 33.3% 2
WC '96 P2 - Row and Column Woburn Challenge 7 13.3% 35