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Hot problems
DMOPC '20 Contest 4 P1 - Missing Numbers
CCC '12 S3 - Absolutely Acidic
CCC '21 J3 - Secret Instructions
COCI '06 Regional #3 Firefly
ACSL '09 Practice P4 - Rank
ECOO '19 R1 P1 - Free Shirts
CCC '15 S3 - Gates
Problem
Category
Points
AC % ▾
Users
CCC '24 J1 - Conveyor Belt Sushi
CCC
3p
77.4%
573
CCCJQR P1
Seasonal
0
72.6%
639
OTHS Coding Competition 1 (Mock CCC) J1 - Math Assistance
Uncategorized
3
71.9%
353
CCC '24 S1 - Hat Circle
CCC
3p
69.1%
481
Mock CCC '23 Contest 1 J1 - Final Velocity
Mock CCC
3
66.3%
739
CCC '13 J1 - Next in line
CCC
3
62.2%
12043
Mock CCC '24 Contest 1 J1 - Lemon Bathtub
Mock CCC
3
61.2%
464
Mock CCC '18 Contest 3 J1 - A Sum Problem
Mock CCC
3p
61.2%
602
CCC '24 J2 - Dusa And The Yobis
CCC
3p
60.9%
469
CCC '24 S2 - Heavy-Light Composition
CCC
5p
60.7%
408
CCC '17 J1 - Quadrant Selection
CCC
3
60.6%
5574
Mock CCC '15 J3 - Problem-setting Pandemonium
Mock CCC
3p
59.7%
533
CCC '12 J4 - Big Bang Secrets
CCC
3
59.2%
2398
OTHS Coding Competition 1 (Mock CCC) J2 - Wand Selection
Uncategorized
3
58.5%
320
CCC '04 J3 - Smile with Similes
CCC
3
57.8%
3969
CCC '12 S1 - Don't pass me the ball!
CCC
3
56.4%
2234
CCC '14 J3 - Double Dice
CCC
3
56.3%
4483
CCC '20 J1 - Dog Treats
CCC
3
56.1%
4002
CCC '08 J3 - GPS Text Entry
CCC
3
56.0%
1339
CCC '18 J3 - Are we there yet?
CCC
3
55.9%
3105
CCC '22 J1 - Cupcake Party
CCC
3
55.4%
2916
CCC '23 J1 - Deliv-e-droid
CCC
3p
55.4%
1714
CCC '11 S2 - Multiple Choice
CCC
3
55.1%
6272
Mock CCC '19 Contest 1 J2 - Pusheen OCR
Mock CCC
3p
54.8%
725
CCC '17 J2 - Shifty Sum
CCC
3
54.3%
4572
Mock CCC '20 Contest 2 S1 - Arithmetic Hybercube
Mock CCC
3p
54.0%
401
CCC '21 J1 - Boiling Water
CCC
3p
53.8%
3149
CCC '10 S2 - Huffman Encoding
CCC
5
53.6%
1573
CCC '23 J2 - Chili Peppers
CCC
3p
53.5%
1622
CCC '18 J2 - Occupy parking
CCC
3
53.4%
5646
CCC '12 S2 - Aromatic Numbers
CCC
5
53.2%
1708
CCC '16 S2 - Tandem Bicycle
CCC
5p
53.2%
3498
CCC '19 J2 - Time to Decompress
CCC
3
52.4%
3321
Mock CCC '20 Contest 1 J2 - A Simplex Problem
Mock CCC
3p
52.0%
595
CCCHK '15 J1 - Rock-paper-scissors
CCC
3
51.8%
852
Mock CCC '19 Contest 2 J1 - Tudor Drinks Some Tea
Mock CCC
3p
51.7%
748
CCC '12 J3 - Icon Scaling
CCC
3
51.3%
2880
CCC '21 J2 - Silent Auction
CCC
3p
51.2%
2737
CCC '04 J4 - Simple Encryption
CCC
5
51.0%
1711
CCC '15 S1 - Zero That Out
CCC
3
51.0%
3876
Mock CCC '18 Contest 2 J1 - An Arithmetic Problem
Mock CCC
3p
50.9%
417
CCC '19 J1 - Winning Score
CCC
3
50.8%
6995
CCCHK '15 J3 - Queens can't attack me!
CCC
5
50.6%
612
Mock CCC '14 S3 - Spreadsheet Sorting
Mock CCC
7
49.0%
425
Mock CCC '20 Contest 1 J1 - A Rage Tree Problem
Mock CCC
3p
48.3%
822
Mock CCC '22 Contest 2 J1 - Opening Ceremony
Mock CCC
3
48.2%
702
CCC '01 J1 - Dressing Up
CCC
3
48.2%
2871
CCC '21 S1 - Crazy Fencing
CCC
5p
47.7%
2557
CCC '22 J2 - Fergusonball Ratings
CCC
3
47.7%
2661
CCC '09 J1 - ISBN
CCC
3
47.4%
3687
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