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Hot problems
CCC '24 S2 - Heavy-Light Composition
APIO '10 P1 - Commando
Max's Anger Contest Series 2 P3 - Array Anger
Max's Anger Contest Series 2 P2 - Password Anger
Cheerio Contest 1 S2 - School Expansion
CCO '07 P2 - Snowflakes
CCC '15 S3 - Gates
Problem
Category
Points
AC %
▴
Users
Good Inflation
Uncategorized
20
15.1%
39
PEG Test '11 - Cyclopian Census
Uncategorized
5
49.2%
213
PEG Test '11 - Cyclopian Air
Uncategorized
3
29.1%
259
PEG Test '11 - Cyclopian Puzzle
Uncategorized
10
54.1%
353
PEG Test '11 - Cyclopian Cash
Uncategorized
3
28.4%
282
PEG Test '11 - Cyclopian Suits
Uncategorized
3
24.6%
182
Maximum Sum
Uncategorized
7
33.4%
789
A Game
Uncategorized
10
29.9%
368
Longest Increasing Subsequence
Uncategorized
7
29.4%
650
Counting Subsequences
Uncategorized
10
21.5%
305
Bulgarian OI '09 P5 - Special Sequence
Bulgarian OI
30p
14.0%
27
Bulgarian OI '09 P6 - Diamonds
Bulgarian OI
12
22.9%
48
Bulgarian OI '09 P4 - Frogs
Bulgarian OI
12p
24.2%
128
Bulgarian OI '09 P1 - Minesweeper
Bulgarian OI
10
42.3%
65
Bulgarian OI '09 P2 - Boxen
Bulgarian OI
12
41.5%
187
Boxlings
Uncategorized
15p
16.9%
43
Union Laser
Uncategorized
25p
35.0%
3
Boxdropper
Uncategorized
20p
21.8%
19
PEG Test '14 - Water
Uncategorized
3
54.6%
870
PEG Test '14 - Air
Uncategorized
7
21.1%
48
PEG Test '14 - Spirits
Uncategorized
10
10.5%
15
PEG Test '14 - Earth
Uncategorized
3
36.3%
307
PEG Test '14 - Balance
Uncategorized
5
40.3%
206
PEG Test '14 - Change
Uncategorized
7
39.3%
50
PEG Test '14 - Fire
Uncategorized
5
36.9%
209
BlueBook - Cross Country
BlueBook
3
42.9%
1285
BlueBook - Mode
BlueBook
3
32.8%
357
BlueBook - Magic Square
BlueBook
3
40.9%
246
BlueBook - Voting
BlueBook
3
53.4%
478
BlueBook - Powers of 2
BlueBook
3
36.4%
683
BlueBook - Bills Bills Bills
BlueBook
7
13.7%
147
BlueBook - Prime
BlueBook
3
32.5%
564
BlueBook - Lower Case
BlueBook
3
53.0%
525
BlueBook - Payment
BlueBook
3
56.6%
421
BlueBook - World Pop
BlueBook
3
28.3%
478
BlueBook - Pop Explosion
BlueBook
3
58.2%
419
BlueBook - Cost
BlueBook
3
20.5%
690
BlueBook - First Blank
BlueBook
3
36.7%
380
BlueBook - 10 Primes on a Line
BlueBook
5
26.6%
424
BlueBook - Multiple
BlueBook
3
62.7%
1443
BlueBook - Sieve
BlueBook
5
59.1%
446
BlueBook - Pay
BlueBook
3
20.5%
377
BlueBook - Direction
BlueBook
3
40.8%
871
BlueBook - Find the Character
BlueBook
3
38.8%
585
BlueBook - Equation
BlueBook
3
26.1%
797
BlueBook - Min
BlueBook
3
39.6%
704
BlueBook - Calculator
BlueBook
7
21.2%
143
BlueBook - Digits and Sums
BlueBook
3
54.6%
447
BlueBook - Leap Year
BlueBook
3
37.8%
836
BlueBook - Exact Divisors
BlueBook
3
64.2%
978
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