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Hot problems
COCI '08 Contest 3 #6 Najkraci
APIO '10 P1 - Commando
CCC '24 J5 - Harvest Waterloo
TSS Club Fair 2017 Problem B
CCC '24 J4 - Troublesome Keys
CCC '04 S2 - TopYodeller
DWITE '10 R3 #3 - Dominos Tiling
Problem
Category
Points
AC %
Users ▾
CCC '96 S4 - When in Rome
CCC
10
33.0%
569
Mock CCC '23 Contest 1 J2 - Healthy Schedule
Mock CCC
3
38.3%
561
CCC '15 S5 - Greedy For Pies
CCC
17p
23.5%
555
Mock CCC '22 Contest 1 J2 - Biking and Hiking
Mock CCC
3
34.9%
543
Mock CCC '15 J3 - Problem-setting Pandemonium
Mock CCC
3p
59.7%
534
CCC '23 J5 - CCC Word Hunt
CCC
10p
24.2%
532
CCC '10 S4 - Animal Farm
CCC
15p
25.6%
529
CCC '06 S3 - Tin Can Telephone
CCC
12
20.8%
528
CCC '19 S3 - Arithmetic Square
CCC
12p
13.6%
501
CCC '24 S1 - Hat Circle
CCC
3p
68.2%
499
Mock CCC '18 Contest 1 J1 - A String Problem
Mock CCC
3p
45.0%
497
CCC '98 S2 - Cross Number Puzzle
CCC
5
43.1%
495
CCC '24 J2 - Dusa And The Yobis
CCC
3p
61.1%
492
CCC '20 S4 - Swapping Seats
CCC
12p
25.6%
491
Mock CCC '18 Contest 5 J5/S3 - Directed Graph Connectivity
Mock CCC
7p
40.9%
487
Mock CCC '14 J1 - Love Overdose
Mock CCC
3
21.9%
487
CCC '24 J3 - Bronze Count
CCC
5p
47.0%
484
Mock CCC '18 Contest 3 J4/S2 - A Median Problem
Mock CCC
5p
36.8%
481
Mock CCC '20 S1 - War
Mock CCC
3p
29.7%
478
Mock CCC '24 Contest 1 J1 - Lemon Bathtub
Mock CCC
3
61.5%
472
Mock CCC '22 Contest 2 J3 - Figure Skating Fun
Mock CCC
5p
30.1%
470
TLE '16 Contest 6 (Mock CCC) S1 - Writing the CCC
TLE
5p
37.3%
469
CCC '22 J5 - Square Pool
CCC
10p
20.5%
464
CCC '12 S4 - A Coin Game
CCC
15
27.1%
458
CCC '14 S5 - Lazy Fox
CCC
20p
17.9%
456
CCC '24 S2 - Heavy-Light Composition
CCC
5p
55.0%
451
CCC '05 S3 - Quantum Operations
CCC
10p
34.8%
439
Riolku's Mock CCC S1 - Word Bot
Mock CCC
3p
32.2%
426
Mock CCC '14 S3 - Spreadsheet Sorting
Mock CCC
7
49.0%
425
Mock CCC '18 Contest 1 J4/S2 - A Square Problem
Mock CCC
5
33.7%
424
CCC '23 S3 - Palindromic Poster
CCC
10p
15.4%
420
Mock CCC '15 J2 - Lowest Exam Mark
Mock CCC
5p
11.5%
419
CCC '21 S5 - Math Homework
CCC
15p
24.4%
419
CCC '01 S4 - Cookies
CCC
10
19.2%
418
CCC '96 S5 - Maximum Distance
CCC
7
25.4%
417
Mock CCC '18 Contest 2 J1 - An Arithmetic Problem
Mock CCC
3p
50.9%
417
CCC '11 S5 - Switch
CCC
12p
18.3%
415
CCC '18 S5 - Maximum Strategic Savings
CCC
20p
26.8%
407
Mock CCC '20 Contest 2 S1 - Arithmetic Hybercube
Mock CCC
3p
53.9%
403
CCC '04 S5 - Super Plumber
CCC
10p
23.8%
402
Mock CCC '19 Contest 2 J2 - Tudor Drinks Some More Tea
Mock CCC
3p
28.2%
375
CCC '03 S4 - Substrings
CCC
15p
7.7%
372
Mock CCC '18 Contest 2 J3/S1 - An Array Problem
Mock CCC
7p
16.1%
372
Mock CCC '19 Contest 1 S2 - Pusheen's Puzzle Present
Mock CCC
5p
26.8%
370
CCC '19 S5 - Triangle: The Data Structure
CCC
20p
17.9%
359
CCC '96 S3 - Pattern Generator
CCC
5
11.0%
355
OTHS Coding Competition 1 (Mock CCC) J1 - Math Assistance
Uncategorized
3
72.0%
355
Mock CCC '18 Contest 3 J3/S1 - A String Problem
Mock CCC
5p
35.5%
353
Mock CCC '19 Contest 1 J3 - Pusheen Eats Tuna Sashimi and Tuna Nigiri
Mock CCC
3p
18.6%
351
CCC '24 J5 - Harvest Waterloo
CCC
7p
37.7%
349
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