Home
Problems
>
Submissions
Users
Contests
>
Submissions
Learning
More
>
About
Contact
Status
Capture the Flag
Lessons
FAQ
Achievements
Site Archive
Log in
or
Sign up
This site works best with JavaScript enabled.
Problems
«
1
2
3
4
5
6
7
8
...
15
16
»
Problem search
Full text search
Has editorial
Show problem types
Category
All
---
CCO
Classics
Co-Ed
Competitive
ECOO
Girls Invitational
ICS3U
JDCC
LCC
Uncategorized
Point range
Go
Random
Problem
Category
Points ▾
AC %
Users
Rated Contest 1 P5 - Starred
Uncategorized
10p
32.3%
13
LCC '23 Contest 2 S4 - Cascade
LCC
10
31.3%
4
CCC '20 S2 - Escape Room
Uncategorized
10p
53.8%
6
I Hate Ready to Program P9 - Console Compilation
Competitive
10p
12.5%
1
Toronto Navigator
Uncategorized
10p
30.0%
3
LCC '23 Contest 3 S3 - Snowing
LCC
10
28.3%
10
LCC '23 Contest 4 S3 - Cookie Grams
LCC
10
16.2%
4
LCC '24 Contest 1 S4 - Splitting Candy
LCC
10p
32.4%
10
LCC '24 Contest 2 J5 - Canoes
LCC
10p
14.6%
2
JDCC '17 Contest 3 S3 - Interview Progression
JDCC
7p
11.6%
6
JDCC '16 Contest 1 P4 - Guess My Age
JDCC
7
31.8%
6
JDCC '16 Contest 2 P3 - Shoe Rental
JDCC
7
20.0%
14
JDCC '16 Contest 3 P3 - Letter Swap
JDCC
7
80.0%
7
JDCC '16 Contest 4 P3 - Big Integer Factorization
JDCC
7
13.0%
20
JDCC '17 Contest 2 S3 - Santa's Flight
JDCC
7p
34.0%
8
LCC ‘21 Contest 5 S2 - Grinding League
Competitive
7p
37.5%
11
A Coin Problem
Competitive
7p
33.3%
73
A Cookie Problem
Competitive
7p
38.7%
82
A Two-Pointers Problem
Classics
7p
21.6%
42
A Simple Mean
Classics
7
6.5%
7
A Simple Maximum
Classics
7
13.8%
6
JDCC '17 Contest 1 S1 - Oddition Game
JDCC
7
5.0%
6
JDCC '17 Contest 1 S3 - Great Odds
JDCC
7p
55.0%
9
A Knapsack Problem
Uncategorized
7
33.2%
61
A Range Update Problem
Uncategorized
7
23.2%
48
Code Golf Challenge P3 - Equation Madness
Uncategorized
7p
12.7%
28
A Square Problem
Uncategorized
7
21.4%
55
JDCC '15 Contest 1 P4 - Basically Right
JDCC
7
7.4%
7
JDCC '15 Contest 3 P3 - CCC
JDCC
7
41.0%
13
JDCC '15 Contest 4 P2 - Ants on a Log
JDCC
7
87.5%
10
JDCC '15 Contest 4 P3 - Sorting Trains
JDCC
7
33.3%
5
JDCC '15 Contest 4 P4 - Roadwork
JDCC
7
21.4%
9
LCC '18 Contest 1 S3 - Abelian
LCC
7p
9.1%
15
LCC '18 Contest 2 J5 - Tall People 2
LCC
7p
16.0%
19
LCC '18 Contest 2 J4 - "Hard" Quadratics
LCC
7
13.2%
7
LCC '18 Contest 2 J3 - Wrong Dere(c)k!
LCC
7
5.4%
15
LCC '18 Contest 2 S3 - Earth Rumble
LCC
7p
18.3%
4
A Path Problem
Uncategorized
7
27.0%
13
Dim Sum 5 - Not Sure I'm Glad To Be Alive
Uncategorized
7p
1.4%
22
A Tree Problem
Uncategorized
7
18.1%
15
A Maximization Problem
Uncategorized
7p
28.9%
43
An Array Problem
Uncategorized
7
49.6%
46
LCC/Moose '18 Contest 3 S2 - Delivering Presents
LCC
7p
23.9%
44
Girls Invitational '18 S3 - Unknown Words
Girls Invitational
7
24.5%
11
Graph Theory 3
Uncategorized
7
9.2%
16
An AQT Problem
Uncategorized
7
55.6%
21
LCC '18 Contest 4 J5 - Making Palindromes
LCC
7p
9.7%
10
LCC '18 Contest 4 S3 - Flight Plan
LCC
7
43.4%
22
Inaho IV
Uncategorized
7p
45.8%
14
Inaho X
Uncategorized
7
77.8%
4
«
1
2
3
4
5
6
7
8
...
15
16
»