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Hot problems
CCC '24 J3 - Bronze Count
COCI '08 Contest 4 #6 Periodni
Fibonacci Sequence
COCI '23 Contest 5 #4 Rolete
COCI '23 Contest 5 #1 Zlagalica
APIO '09 P1 - Digging for Oil
CCC '24 J5 - Harvest Waterloo
Problem
Category
Points
AC % ▾
Users
APIO '07 P1 - Mobiles
APIO
12p
30.8%
67
IOI '99 P1 - Little Shop of Flowers
IOI
10
30.8%
199
DWITE '11 R2 #2 - Scratch Card
DWITE
5
30.8%
35
Baltic OI '04 P3 - Sequence
Baltic OI
30p
30.8%
7
Google Code Jam '12 Qualification Round Problem B - Dancing With the Googlers
Google Code Jam
5p
30.8%
3
CCC '12 J1 - Speed fines are not fine!
CCC
3
30.7%
5741
CEOI '18 P5 - Toys
CEOI
10p
30.7%
85
COCI '15 Contest 4 #2 Han
COCI
10p
30.7%
42
MALD Contest 1 P2 - Scratch Cat and Examinations
Uncategorized
5p
30.7%
120
Summer Institute '17 Contest 3 P5 - Balanced Cycles
SIUCF
20
30.7%
113
COCI '18 Contest 6 #5 Mobitel
COCI
20p
30.7%
20
TSOC '15 Contest 1 #5 - Giant Ants
TSOC
7p
30.7%
407
A Permutation Problem 2
Uncategorized
12
30.7%
20
COCI '18 Contest 4 #2 Wand
COCI
7p
30.7%
158
NOI '22 P4 - Challenge NPC
China NOI
25p
30.6%
4
A Simple Game
Uncategorized
7p
30.6%
84
Back To School '16: Harambe
Seasonal
3p
30.6%
910
TLE '15 P6 - Rock, Paper, Scissors
TLE
20p
30.6%
56
ECOO '16 R2 P2 - CC+
ECOO
7p
30.6%
51
WC '16 Contest 4 S2 - Pawpsicles
Woburn Challenge
12p
30.6%
35
Google Code Jam '21 Qualification Round Problem C - Reversort Engineering
Google Code Jam
7p
30.6%
9
BSSPC '21 S2 - Hacker Soup
Uncategorized
7p
30.5%
149
COCI '13 Contest 1 #3 Ratar
COCI
15p
30.5%
56
IOI '21 P4 - Mutating DNA
IOI
12p
30.5%
70
TLE '16 Contest 3 P4 - Gaussian Elimination
TLE
7p
30.5%
136
CCC '08 S2 - Pennies in the Ring
CCC
5
30.5%
1179
CCC '17 S3 - Nailed It!
CCC
7p
30.5%
1700
CCO '08 P1 - Moving Day
CCO
7p
30.5%
106
The Cosmic Era P3 - Battle Positions
Uncategorized
7
30.4%
981
ICPC ECNA 2019 C - Cheese, If You Please
ICPC
25
30.4%
3
COCI '09 Contest 5 #5 Program
COCI
12
30.4%
96
Baltic OI '10 P1 - BEARs
Baltic OI
15
30.4%
5
UACC 1 P6 - Labyrinth Treasure
Uncategorized
12p
30.4%
42
COCI '08 Contest 4 #4 Slikar
COCI
17p
30.4%
129
CCO '02 P5 - Connect The Campus
CCO
12
30.4%
100
Amplitude Hackathon '23 Problem 1 - Company Values
Uncategorized
0p
30.4%
49
UTS Open '15 #4 - Subway
Uncategorized
17p
30.4%
72
CEOI '18 P2 - Global Warming
CEOI
15p
30.4%
67
Monkey Cards
Uncategorized
12
30.4%
27
DMOPC '17 Contest 4 P1 - Ribbon Colouring Fun
DMOPC
5p
30.4%
291
COCI '07 Contest 6 #5 Princeza
COCI
15
30.4%
51
New Year's '16 P1 - Late Christmas Shopping
Seasonal
3p
30.4%
180
DMPG '19 B3 - Contact
DMOPC
3
30.4%
229
COCI '19 Contest 3 #5 Sob
COCI
15p
30.3%
34
COCI '12 Contest 5 #2 Arhipelag
COCI
7p
30.3%
33
Longest Balanced Subsequence
Uncategorized
15p
30.3%
28
COCI '18 Contest 3 #2 Pismo
COCI
5p
30.3%
33
New Year's '18 P2 - Mimi and Christmas Cake
Seasonal
5p
30.3%
371
TLE '16 Contest 2 P1 - In Debt
TLE
3p
30.3%
176
DMPG '16 B4 - The Gambler's Legacy
DMOPC
7p
30.3%
42
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