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Hot problems
CCC '21 J3 - Secret Instructions
Problem
Category
Points
AC % ▴
Users
COCI '16 Contest 7 #4 Poklon
COCI
15p
16.7%
27
An Animal Contest 4 P6 - Cozy Cottages
AAC
20
16.7%
21
Baltic OI '08 P2 - Gates
Baltic OI
15p
16.7%
1
COI '19 #3 Semafor
COCI
20p
16.7%
1
Rule of Lemons
Uncategorized
10
16.7%
5
Another Contest 9 Problem 5 - Satellite
ACC
12
16.7%
17
Google Code Jam '13 Round 1A Problem A - Bullseye
Google Code Jam
7p
16.7%
4
CCO '23 P6 - Triangle Collection
CCO
25p
16.7%
18
NOI '17 P4 - Game
China NOI
25p
16.7%
1
NOI '23 P6 - Merge the Books
China NOI
30p
16.7%
3
COCI '14 Contest 5 #6 Divljak
COCI
40p
16.7%
30
COCI '14 Contest 2 #6 Norma
COCI
25p
16.7%
54
Yet Another Contest 6 P2 - No More Telemarketers
YAC
7p
16.7%
128
WC '02 P1 - A Planning Session
Woburn Challenge
5
16.7%
62
COCI '06 Contest 3 #4 Tenkici
COCI
12p
16.7%
46
Mock CCC '22 Contest 1 J4 - Snowball Fight
Mock CCC
5p
16.7%
239
DMOPC '14 Contest 5 P5 - Attack on Anti-Spiral
DMOPC
25p
16.7%
22
COCI '19 Contest 2 #2 Slagalica
COCI
10p
16.7%
23
Another Contest 4 Problem 9 - Fast Fourier Transform!
ACC
0
16.7%
43
IOI '01 P3 - Twofive
IOI
25p
16.8%
64
New Year's '17 P4 - Christmas Cozonac
Seasonal
12p
16.8%
32
IOI '09 P8 - Salesman
IOI
25p
16.8%
133
CCC '13 S4 - Who is Taller?
CCC
7
16.8%
1233
COCI '14 Contest 4 #6 Stanovi
COCI
20p
16.8%
70
Moses Needs Help
Uncategorized
12p
16.8%
13
DMOPC '17 Contest 4 P3 - Third Place
DMOPC
7p
16.8%
140
Willie's Subtree
Uncategorized
15
16.8%
9
SAC '22 Code Challenge 1 P3 - That Pool
SAC Coding Challenge
7p
16.8%
87
Big Deposits
Uncategorized
7p
16.8%
276
IOI '12 P3 - Crayfish Scrivener (Standard I/O)
IOI
15p
16.8%
276
TLE '17 Contest 4 P1 - Riding the Curve
TLE
3p
16.8%
202
WC '99 P5 - Good Will Hunting
Woburn Challenge
5
16.8%
86
BSSPC '22 P6 - Permutations & Primogems
Uncategorized
10p
16.8%
108
IOI '04 P6 - Empodia
IOI
30p
16.9%
140
NOI '02 P4 - Island of Cavemen
China NOI
20p
16.9%
31
Comparing Arrays
Uncategorized
15p
16.9%
62
CCC '18 S4 - Balanced Trees
CCC
15p
16.9%
576
UTS Open '21 P4 - Lucky Graph
Uncategorized
15p
16.9%
38
TLE '17 Contest 1 P6 - Investment
TLE
35p
16.9%
17
Infinity Card Decks
Olympiads School
15p
16.9%
12
New Year's '19 P2 - Ball Sculpture
Seasonal
7
16.9%
102
WOSS Dual Olympiad 2022 S3: Sightseeing in the North Pole
Seasonal
12
16.9%
23
TLE '16 Contest 2 P2 - Packing Microwaves
TLE
5p
16.9%
104
Boxlings
Uncategorized
15p
16.9%
43
Mock CCC '23 Contest 1 J4 - String Decryption
Mock CCC
5p
16.9%
166
TLE '17 Contest 6 P1 - Molecules
TLE
3p
16.9%
116
Summer Institute '17 Contest 1 P1 - Ant Clans
SIUCF
20p
16.9%
30
The Torture Chamber
Uncategorized
15
16.9%
239
DMOJ Capture The Flag '20 B1 - Super Secure Pseudorandom Number Generator
CTF
5
16.9%
49
DMOPC '18 Contest 6 P2 - Enantiomers
DMOPC
7
16.9%
55
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