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Hot problems
COCI '14 Contest 6 #4 Kratki
ACSL '09 Practice P4 - Rank
IOI '00 P1 - Palindrome
COCI '10 Contest 2 #2 Napor
DMOPC '14 Contest 4 P3 - Golden Lily
DMOPC '17 Contest 4 P4 - Cops and Robbers
TLE '16 Contest 7 P5 - Shortest Path Faster Algorithm
Problem
Category
Points ▾
AC %
Users
COCI '08 Contest 6 #5 Dostava
COCI
17p
18.5%
72
TLE '17 Contest 3 P5 - Hypercube Hotel
TLE
17p
25.3%
50
Inaho III
Uncategorized
17p
18.4%
31
DMOPC '20 Contest 6 P4 - Land of the Carrot Trees II
DMOPC
17p
19.7%
36
TLE '17 Contest 4 P4 - Willson and Target Practice
TLE
17p
10.3%
19
Valentine's Day '18 S3 - Carol's Cactesian Conquest
Mock CCC
17p
40.6%
35
TLE '17 Contest 6 P5 - Speedrunning
TLE
17p
29.5%
14
IOI '11 P2 - Race
IOI
17p
18.5%
207
DMOPC '17 Contest 5 P4 - Intersecting Arcs
DMOPC
17p
20.7%
61
DMPG '18 S6 - Mimi and Carrots
DMOPC
17p
24.0%
22
Fibonacci Sequence (Harder)
Uncategorized
17
19.7%
300
Double Doors Regional P6 - Tudor Learns More DDR
Uncategorized
17
17.7%
32
XOR Minimum
Uncategorized
17p
36.2%
135
LKP '18 Contest 1 P5 - The Treaty of Wellacotia
Uncategorized
17p
11.8%
51
GlobeX Cup '18 S5 - Math Bash
Uncategorized
17
12.1%
19
DMOPC '20 Contest 1 P4 - Victor Makes Bank
DMOPC
17p
18.0%
148
COCI '17 Contest 1 #4 Hokej
COCI
17
8.5%
7
LKP '18 Contest 2 P5 - Political Instability
Uncategorized
17
22.1%
41
COCI '17 Contest 2 #5 Usmjeri
COCI
17
21.6%
16
When GCD meets XOR
Uncategorized
17
20.1%
20
DMOPC '20 Contest 7 P4 - Mimi and Carrots II
DMOPC
17p
24.1%
54
COCI '18 Contest 3 #5 Praktični
COCI
17p
23.5%
4
CPC '19 Contest 1 P5 - A Puzzlingly Puzzling Puzzle Problem 😎
Uncategorized
17p
9.1%
9
CCO '09 P5 - Parade
CCO
17p
17.3%
43
Topium
Uncategorized
17p
11.7%
14
Triway Cup '19 Summer A - Cave Escape
Seasonal
17
28.6%
17
Allen's Segments
Uncategorized
17
25.6%
73
Back From Summer '19 P5: ABC123E
Seasonal
17p
30.1%
32
OCC '19 S6 - City Tolls
Olympiads School
17p
26.1%
4
Rectangle Counting
Uncategorized
17p
19.8%
64
OCC '19 G5 - King kobortor's Infrastructure
Olympiads School
17p
24.7%
23
DMOPC '19 Contest 1 P5 - Broken String
DMOPC
17
9.0%
32
Brazilian IOI TST '19 Day 1 - Secret Santa
Brazil OI
17p
20.5%
22
Magic Maze
Uncategorized
17p
17.0%
22
JSB '19 - P4
CTF
17
23.0%
9
2-Dimensional Range Minimum Query
Classics
17p
19.9%
133
DMOPC '19 Contest 4 P5 - Financial Trouble
DMOPC
17p
11.4%
40
Educational DP Contest AtCoder Y - Grid 2
Uncategorized
17
31.6%
100
UTS Open '21 P5 - State Taxes
Uncategorized
17p
13.2%
42
Wesley's Anger Contest 1 Problem 4 (Hard Version) - A Red-Black Tree Problem
WAC
17
23.4%
13
Strict Evaluation
Data Structure Tests
17
22.2%
143
Road Redirection
Uncategorized
17
28.0%
21
DMOPC '19 Contest 5 P5 - Crazy Cyclic Coincidences
DMOPC
17p
19.7%
43
CCC '20 S5 - Josh's Double Bacon Deluxe
CCC
17p
29.6%
257
COCI '19 Contest 4 #4 Klasika
COCI
17p
12.9%
54
COCI '19 Contest 6 #4 Skandi
COCI
17p
51.0%
13
IOI '11 P4 - Crocodile's Underground City
IOI
17p
28.5%
86
Thog's Fortnite 2
Uncategorized
17p
15.2%
8
DMOPC '20 Contest 1 P5 - Victor Takes Over Canada
DMOPC
17p
11.3%
92
COCI '09 Contest 3 #5 Patuljci
COCI
17p
21.9%
109
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