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Hot problems
DWITE '10 R3 #3 - Dominos Tiling
COCI '08 Contest 3 #6 Najkraci
Counting Subsequences
A Math Contest P5 - Good Arrays
CCC '24 J3 - Bronze Count
WC '96 P6 - Bases Multiplication
CCC '24 J5 - Harvest Waterloo
Problem
Category
Points ▴
AC %
Users
TLE '16 Contest 8 P4 - Delivery Service
TLE
17p
9.4%
61
Mock CCO '17 Problem 2 - Penetrating Power
Mock CCO
17p
25.7%
171
Mock CCO '17 Problem 5 - Blitzkrieg
Mock CCO
17p
12.4%
13
COCI '07 Contest 3 #6 Redoks
COCI
17p
33.1%
179
Bubble Cup V8 B Bribes
Bubble Cup
17
18.4%
55
APIO '12 P1 - Dispatching
APIO
17p
26.1%
267
COCI '08 Contest 4 #4 Slikar
COCI
17p
30.4%
129
COCI '08 Contest 6 #5 Dostava
COCI
17p
18.6%
73
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
18.6%
212
DMOPC '17 Contest 5 P4 - Intersecting Arcs
DMOPC
17p
20.4%
63
DMPG '18 S6 - Mimi and Carrots
DMOPC
17p
24.0%
22
Fibonacci Sequence (Harder)
Uncategorized
17
19.5%
304
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
31.9%
103
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
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