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Problem Category Points AC % ▴ Users
Prefix Sum Prefix Sum Array Competitive 3 78.6% 19
Graph Theory Uncategorized 1 79.4% 159
JDCC '16 Contest 3 P3 - Letter Swap JDCC 7 80.0% 7
nicoella's Amazing Alts Competitive 3p 80.0% 47
Evan's Cube Uncategorized 12p 80.0% 4
Pillars Competitive 10p 80.0% 2
LCC '21 Contest 6 S2 - Palindromes on Trees LCC 7p 80.0% 7
March Break Contest '22 Problem 5 - Good Arrays Competitive 7p 80.0% 4
Copy Paste Uncategorized 3 80.0% 15
CCC '15 J5 - π-day CCC 10p 80.0% 2
ICS Contest 1 Problem 1 - Jerry? Jerry. Jerry! ICS3U 3 81.0% 15
Art Academy V: Ruin Uncategorized 12p 81.8% 4
Present Panic Uncategorized 12p 82.4% 4
LCC '23 Contest 3 J1 - Christmas Dinner LCC 3 82.4% 14
Elfland Transport Committee Uncategorized 7 83.3% 3
Andyman's Golf Course - Hole 2 - Picture Perfect Uncategorized 0 84.3% 11
King of the Hill Uncategorized 5p 84.6% 9
Difference Array Simulation Competitive 3p 85.1% 59
MLE '19 Contest 4 P2 - Troll Uncategorized 3 85.4% 63
Art Academy VII: A Mysterious Object Uncategorized 12p 85.7% 5
LCC '18 Contest 4 S2 - VInts LCC 5 86.1% 20
MLE '19 Contest 4 P1 - Hi Uncategorized 3 87.0% 66
JDCC '15 Contest 4 P2 - Ants on a Log JDCC 7 87.5% 10
ICS Contest 1 Problem 2 - DM Counting ICS3U 3 87.5% 13
Santa and Flight Paths Competitive 7 88.0% 16
LCC '21 Contest 5 J1 - Slippery Sequences LCC 3 89.7% 21
Friend Groups Uncategorized 3 90.5% 29
LCC '22 Contest 5 J5 - Knight Fork LCC 7p 90.9% 4
WBC '25 P1 - Secret Message Competitive 3 91.7% 7
I Hate Ready to Program P4 - Manual Completion Competitive 5 93.3% 10
ECOO '21 P4 - Chris' Candy ECOO 7p 100.0% 2
LCC '22 Contest 6 J5 - AP Videos LCC 7 100.0% 3
LCC '23 Contest 3 J5 - Gingerbread Houses LCC 7p 100.0% 1
LCC '23 Contest 4 J3 - Engineering Room LCC 7 100.0% 3
Wynncraft Travel Pains Competitive 7 100.0% 2
CCC '22 J2 - Fergusonball Ratings CCC 3p 100.0% 2
CCC '22 S1 - Good Fours and Good Fives CCC 5p 100.0% 1
CCC '23 J1 - Deliv-e-droid CCC 3p 100.0% 2
CCC '23 S1 - Trianglane CCC 5p 100.0% 2
CCC '21 J2 - Silent Auction CCC 3p 100.0% 2
CCC '21 J3 - Secret Instructions CCC 5p 100.0% 2
CCC '21 S1 - Crazy Fencing CCC 5p 100.0% 1
CCC '15 S2 - Jerseys CCC 5p 100.0% 1
CCC '18 J1 - Telemarketer or not? CCC 3p 100.0% 1
CCC '18 J2 - Occupy parking CCC 3p 100.0% 1
CCC '18 J3 - Are we there yet? CCC 3p 100.0% 1
CCC '16 J2 - Magic Squares CCC 3p 100.0% 2
CCC '16 S1 - Ragaman CCC 3p 100.0% 1
CCC '16 S2 - Tandem Bicycle CCC 5p 100.0% 1
CCC '16 S5 - Circle of Life CCC 20p 100.0% 1