Home
Problems
Submissions
Users
Contests
About
>
Status
Tips
API
Github
Log in
or
Sign up
This site works best with JavaScript enabled.
Problems
«
1
2
...
42
43
44
45
46
47
...
103
104
»
Problem search
Full text search
Has editorial
Show problem types
Category
All
---
AAC
ACC
APIO
Balkan OI
Baltic OI
BlueBook
Brazil OI
Bubble Cup
Bulgarian OI
CCC
CCO
CEOI
China NOI
CIW
Classics
COCI
CSPC
CTF
Data Structure Tests
DMOPC
DWITE
ECOO
EGOI
ESOI
FHC
Fun Math
GFSSOC
Google Code Jam
Google Hash Code
Google Kick Start
ICPC
IOI
JOI
Mock CCC
Mock CCO
MWC
Olympiads School
POI
SAC Coding Challenge
Seasonal
SIUCF
Taiwan NOI
TLE
TSOC
Uncategorized
VM7WC
WAC
Waterloo Local
Woburn Challenge
YAC
Point range
Go
Random
Hot problems
ECOO '19 R2 P1 - Email
COCI '20 Contest 2 #4 Sjekira
CCC '17 S5 - RMT
COCI '06 Regional #1 Bard
Tree Tasks
COCI '14 Contest 2 #5 Šuma
COCI '15 Contest 2 #1 Marko
Problem
Category
Points
AC %
Users
DMOPC '19 Contest 3 P2 - Generating Names
DMOPC
7p
25.9%
196
DMOPC '19 Contest 3 P3 - Majority
DMOPC
12p
48.5%
297
DMOPC '19 Contest 3 P4 - Same Colour Leaves
DMOPC
15
34.3%
135
DMOPC '19 Contest 3 P5 - Festival
DMOPC
20
11.6%
24
DMOPC '19 Contest 3 P6 - TST
DMOPC
25
23.1%
19
DMOPC '19 Contest 4 P0 - Yikes
DMOPC
3p
47.8%
440
DMOPC '19 Contest 4 P1 - Valid Strings
DMOPC
5p
35.7%
597
DMOPC '19 Contest 4 P2 - Pleasant Present
DMOPC
10p
18.2%
129
DMOPC '19 Contest 4 P3 - Taking Cues
DMOPC
12p
20.8%
101
DMOPC '19 Contest 4 P4 - Math Class
DMOPC
15p
3.6%
18
DMOPC '19 Contest 4 P5 - Financial Trouble
DMOPC
17p
12.5%
46
DMOPC '19 Contest 4 P6 - little_prince's Specialty Tea House
DMOPC
25p
5.8%
16
DMOPC '19 Contest 5 P0 - Concurrent Competitor Counting
DMOPC
3
68.0%
418
DMOPC '19 Contest 5 P1 - Conspicuous Cryptic Checklist
DMOPC
5
63.5%
919
DMOPC '19 Contest 5 P2 - Charlie's Crazy Conquest
DMOPC
5
18.1%
556
DMOPC '19 Contest 5 P3 - Captivating Construction Challenge
DMOPC
12p
45.3%
124
DMOPC '19 Contest 5 P4 - Cafeteria Confrontation Conundrum
DMOPC
7p
38.9%
173
DMOPC '19 Contest 5 P5 - Crazy Cyclic Coincidences
DMOPC
17p
20.6%
48
DMOPC '19 Contest 5 P6 - Cecilia's Computational Crisis
DMOPC
20p
8.1%
27
DMOPC '19 Contest 6 P0 - Trivial Math
DMOPC
3
57.8%
690
DMOPC '19 Contest 6 P1 - Grade 9 Math
DMOPC
7
10.6%
236
DMOPC '19 Contest 6 P2 - Grade 10 Math
DMOPC
7
36.0%
400
DMOPC '19 Contest 6 P3 - Grade 11 Math
DMOPC
10p
13.1%
138
DMOPC '19 Contest 6 P4 - Grade 12 Math
DMOPC
15p
25.0%
138
DMOPC '19 Contest 6 P5 - University Math
DMOPC
30p
6.6%
12
DMOPC '19 Contest 6 P6 - Math is Difficult
DMOPC
25p
16.6%
30
DMOPC '19 Contest 7 P0 - Contest Feedback
DMOPC
3
49.1%
406
DMOPC '19 Contest 7 P1 - Hydrocarbons
DMOPC
7
45.4%
275
DMOPC '19 Contest 7 P2 - Dinner Party
DMOPC
10
18.5%
153
DMOPC '19 Contest 7 P3 - Tree Pruning
DMOPC
12p
22.1%
152
DMOPC '19 Contest 7 P4 - Bob and Continued Fractions
DMOPC
20p
21.9%
130
DMOPC '19 Contest 7 P5 - Soriya's Programming Project
DMOPC
20p
17.8%
154
DMOPC '19 Contest 7 P6 - Bob Equilibrium
DMOPC
30p
16.6%
73
DMOPC '19 Contest 7 P7 - Fluid Dynamics
DMOPC
35p
15.8%
16
DMOPC '20 Contest 1 P1 - Victor Gets Quizzed
DMOPC
3
68.4%
562
DMOPC '20 Contest 1 P2 - Victor's Moral Dilemma
DMOPC
5
45.4%
581
DMOPC '20 Contest 1 P3 - Victor's Algorithm
DMOPC
7p
36.9%
311
DMOPC '20 Contest 1 P4 - Victor Makes Bank
DMOPC
17p
18.5%
158
DMOPC '20 Contest 1 P5 - Victor Takes Over Canada
DMOPC
17p
12.9%
126
DMOPC '20 Contest 1 P6 - Victor Identifies Software
DMOPC
25p
18.1%
42
DMOPC '20 Contest 2 P1 - Laugh Graphs
DMOPC
5
32.7%
404
DMOPC '20 Contest 2 P2 - Lousy Christmas Presents
DMOPC
5p
24.8%
466
DMOPC '20 Contest 2 P3 - Roadrollification
DMOPC
10p
32.1%
132
DMOPC '20 Contest 2 P4 - Hungry Pigeons
DMOPC
15p
10.5%
69
DMOPC '20 Contest 2 P5 - Majority Subarrays
DMOPC
25p
7.4%
37
DMOPC '20 Contest 2 P6 - Unfair Game
DMOPC
25p
16.6%
26
DMOPC '20 Contest 3 P1 - Present Checking
DMOPC
5p
48.4%
471
DMOPC '20 Contest 3 P2 - Bob and Parallel-Ks
DMOPC
7p
14.1%
177
DMOPC '20 Contest 3 P3 - A Ring of Buckets
DMOPC
12p
7.7%
64
DMOPC '20 Contest 3 P4 - Bob and Typography
DMOPC
15p
2.5%
9
«
1
2
...
42
43
44
45
46
47
...
103
104
»