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Random
Hot problems
LCC '24 Contest 3 S2 - Conveyers
LCC '24 Contest 3 S3 - Space Solitaire
LCC '24 Contest 3 S4 - Split
LCC '24 Contest 3 J4 - Shipments
LCC '24 Contest 3 S1 - Space Taxi
LCC '24 Contest 3 J3 - Fish++
Problem
Category
Points
AC %
Users ▾
Santa and Hats
Competitive
3
53.8%
65
Girls Invitational '19 J2 - Emily Who
Girls Invitational
3p
38.7%
63
LCC/Moose '19 Contest 1 S1 - Travel Conflicts
LCC
5p
50.3%
63
MLE '19 Contest 4 P2 - Troll
Uncategorized
3
85.4%
63
A Product Problem
Uncategorized
5
34.2%
62
Mock CCC '19 Contest 1 J3 - Mathematical Math
Uncategorized
3p
47.6%
62
A Unique List
Competitive
3p
46.7%
62
JDCC '16 Contest 3 P1 - Triangle Types
JDCC
3
31.8%
61
A Knapsack Problem
Uncategorized
7
33.2%
61
LCC '18 Contest 4 J2 - Dereck and Essays
LCC
3p
60.3%
61
LCC/Moose '19 Contest 2 J1 - Professor McGonagall
LCC
3p
57.9%
61
Phone Phun
ICS3U
3p
41.1%
61
LCC/Moose '20 Contest 1 J1 - Remembering Ratings
LCC
3p
37.1%
61
JDCC '17 Contest 3 S1 - <<<<3<33<333
JDCC
3p
32.0%
60
Maintaining a Sequence
Uncategorized
3p
29.7%
60
LCC '18 Contest 5 J1 - Mints
LCC
3
74.3%
60
Mock CCC '20 Contest 1 J1 - Loss
Uncategorized
3p
75.9%
60
Medians
Competitive
5
56.8%
60
Difference Array Simulation
Competitive
3p
85.1%
59
JDCC '16 Contest 3 P2 - The Number Eight
JDCC
3
59.6%
58
LCC/Moose '20 Contest 1 J2 - Estimating Marks
LCC
3p
39.1%
58
An Exponentiation Problem
Uncategorized
5
30.1%
57
LCC/Moose '19 Contest 3 S1 - How Cold?
LCC
5p
29.8%
57
A Rook Problem
Uncategorized
10
21.4%
56
Mock CCC '19 Contest 1 J2 - CCO
Uncategorized
3p
36.4%
56
LCC/Moose '20 Contest 1 S1 - Cheetahs
LCC
5p
31.8%
56
Santa and Names
Competitive
3
72.4%
56
A Square Problem
Uncategorized
7
21.4%
55
A Lazy Problem
Uncategorized
5
28.2%
55
A Base Problem
Uncategorized
5p
14.1%
55
JDCC '15 Contest 4 P1 - Palindromes
JDCC
3
50.8%
54
LCC/Moose '19 Contest 1 S4 - Morphgrams
LCC
10p
31.2%
54
LCC/Moose '19 Contest 3 J1 - Discrete Pinwheel
LCC
3p
22.7%
54
Mock CCC '20 Contest 1 J2 - Tie
Uncategorized
3p
62.7%
54
Even and Odd
ICS3U
3p
47.2%
54
Guess the Song
Uncategorized
3
32.8%
53
Count by X
ICS3U
3
69.1%
52
Bob's Friends
Uncategorized
5
58.4%
52
LCC '18 Contest 1 J5 - Minecraft
LCC
10p
22.3%
51
JDCC '15 Contest 2 P1 - Lifting Weights
JDCC
3
77.3%
51
LCC/Moose '20 Contest 1 S2 - Spellcheck
LCC
5p
32.9%
50
A Factorial Problem
Classics
10
9.6%
49
LCC '18 Contest 1 J3 - Operator Simulation
LCC
5p
53.8%
49
LCC/Moose '18 Contest 3 S3 - Unwrapping Numbers
LCC
10p
19.3%
49
LCC '21 Contest 1 J1 - Costume Contest
LCC
3
47.7%
49
A Range Update Problem
Uncategorized
7
23.2%
48
LCC/Moose '19 Contest 2 J2 - Characteristic Characters
LCC
3p
63.2%
48
nicoella's Amazing Alts
Competitive
3p
80.0%
47
LCC/Moose '19 Contest 3 S2 - Missing Spaces
LCC
5p
18.5%
47
JDCC '17 Contest 3 J1 - Applying for Jobs
JDCC
3
37.5%
46
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