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
...
66
67
68
69
70
71
...
99
100
»
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
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
COCI '14 Contest 6 #4 Kratki
CCO '23 P1 - Binaria
TLE '16 Contest 7 P5 - Shortest Path Faster Algorithm
CCC '00 S5 - Sheep and Coyotes
A Floyd-Warshall Problem
Problem
Category
Points
AC %
▴
Users
DMOPC '17 Contest 5 P0 - Mimi and Pizza
DMOPC
3
39.1%
314
DMOPC '17 Contest 5 P6 - Bridges
DMOPC
20p
14.8%
7
DMOPC '17 Contest 5 P4 - Intersecting Arcs
DMOPC
17p
20.7%
61
DMOPC '17 Contest 5 P5 - XOR Bridges
DMOPC
15p
18.7%
52
DMOPC '17 Contest 5 P3 - Mimi and Primes
DMOPC
7p
13.5%
421
TLE '17 Contest 7 P3 - Countless Calculator Computations
TLE
7p
17.4%
142
TLE '17 Contest 7 P1 - Stargazing
TLE
3p
32.4%
257
TLE '17 Contest 7 P2 - Airport Hopping
TLE
5p
29.8%
68
TLE '17 Contest 7 P5 - Willson and Mating
TLE
15p
13.8%
36
Baltic OI '07 P1 - Escape
Baltic OI
20p
17.2%
39
Baltic OI '07 P2 - Sorting
Baltic OI
40p
11.0%
7
Baltic OI '07 P3 - Sound
Baltic OI
10p
33.2%
276
DMPG '18 G1 - Musical Chairs
DMOPC
10p
27.2%
292
DMPG '18 G2 - Gardening Fun
DMOPC
15p
44.5%
29
TLE '17 Contest 8 P1 - Artificial Intelligence
TLE
7p
9.1%
58
TLE '17 Contest 8 P2 - Ship Defense
TLE
5p
15.1%
199
TLE '17 Contest 8 P3 - Curious Numbers
TLE
10p
14.3%
70
IOI '11 P5 - Dancing Elephants
IOI
40p
10.3%
41
IOI '11 P3 - Rice Hub
IOI
15p
18.2%
125
IOI '05 P6 - Rivers
IOI
20p
29.9%
283
IOI '07 P4 - Miners
IOI
15p
21.4%
441
Baltic OI '18 P1 - Love Polygon
Baltic OI
20p
19.7%
40
Baltic OI '18 P2 - Martian DNA
Baltic OI
10p
35.2%
147
Baltic OI '18 P3 - Worm Worries
Baltic OI
30p
4.0%
5
Baltic OI '18 P4 - Alternating Current
Baltic OI
25p
11.6%
7
Baltic OI '18 P5 - Genetics
Baltic OI
25p
14.5%
45
Baltic OI '18 P6 - Paths
Baltic OI
15p
32.8%
99
APIO '13 P1 - Robots
APIO
20p
9.4%
11
APIO '18 P1 - New Home
APIO
25
6.4%
9
APIO '18 P3 - Duathlon
APIO
30
29.0%
43
Balkan OI '11 P5 - Time Is Money
Balkan OI
30p
16.1%
46
UTS Open '18 P3 - Restaurants
Uncategorized
7p
32.4%
241
UTS Open '18 P2 - ABCs
Uncategorized
3p
32.3%
275
UTS Open '18 P4 - Ianine's Lil Lab
Uncategorized
10p
28.8%
87
UTS Open '18 P1 - Love Triangle
Uncategorized
3p
22.0%
368
UTS Open '18 P7 - Gossip Network
Uncategorized
25p
9.2%
34
APIO '13 P2 - Toll
APIO
35p
20.6%
13
DMOPC '18 Contest 3 P6 - Bob and Suffering
DMOPC
30p
20.2%
8
DMOPC '18 Contest 5 P5 - A Hat Problem
DMOPC
20p
22.3%
57
DMOPC '18 Contest 1 P5 - Sorting
DMOPC
12p
24.7%
32
UTS Open '18 P6 - Subset Sum
Uncategorized
25p
16.1%
22
UTS Open '18 P5 - Room 666
Uncategorized
25p
15.2%
14
IOI '11 P6 - Parrots
IOI
20p
3.6%
16
IOI '11 P1 - Tropical Garden
IOI
25p
15.2%
37
DMOPC '18 Contest 1 P6 - Sorting
DMOPC
20p
18.7%
30
DMOPC '18 Contest 3 P5 - Bob and Physics Class
DMOPC
15p
13.9%
17
Back To School '18: An FFT Problem
Seasonal
10p
25.9%
111
JOI '16 Open P3 - Skyscraper
JOI
25p
41.9%
46
Back To School '18: Function Maximization
Seasonal
25p
13.6%
32
Back To School '18: Beautiful Trees
Seasonal
10p
15.2%
102
«
1
2
...
66
67
68
69
70
71
...
99
100
»