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Hot problems
CCC '16 S4 - Combining Riceballs
Appleby Contest '19 P5 - Matrix Operation
Cheerio Contest 1 S2 - School Expansion
CCO '07 P2 - Snowflakes
WC '96 P6 - Bases Multiplication
DMOPC '23 Contest 1 P1 - Peak Grid
Max's Anger Contest Series 2 P3 - Array Anger
Problem
Category
Points ▴
AC %
Users
CCO '03 P6 - Cheap Gas
CCO
20p
13.1%
79
ICPC SWERC 2017 B - Table
ICPC
20
44.4%
3
ICPC SWERC 2017 I - Burglary
ICPC
20
9.1%
1
ICPC RMRC 2016 J - Stack Construction
ICPC
20
37.3%
35
IOI '04 P2 - Hermes (Hard)
IOI
20p
8.1%
9
IOI '13 P2 - Art Class (Standard I/O)
IOI
20p
2.7%
90
IOI '13 P5 - Robots (Standard I/O)
IOI
20p
15.0%
278
IOI '14 P2 - Wall (Standard I/O)
IOI
20p
15.9%
286
Ray Needs Help
Uncategorized
20p
21.8%
76
CCC '02 S4 - Bridge Crossing (Hard)
CCC
20
8.5%
32
CCC '00 S5 - Sheep and Coyotes (Hard)
CCC
20
5.6%
21
IOI '20 P3 - Carnival Tickets
IOI
20p
11.8%
37
IOI '20 P6 - Stations
IOI
20p
14.5%
22
Baltic OI '06 P5 - RLE Compression
Baltic OI
20
11.1%
5
CPC '21 Contest 1 P6 - AQT's Break Time is Over
Uncategorized
20p
7.2%
26
Division Queries and Updates
Uncategorized
20p
22.6%
26
Substring Scoring
Uncategorized
20p
20.5%
13
Wesley's Anger Contest 6 Problem 6 (Easy Version) - Santa's Candy Factory
WAC
20p
9.1%
31
COCI '16 Contest 4 #6 Osmosmjerka
COCI
20p
23.0%
11
COCI '16 Contest 5 #6 Strelice
COCI
20p
7.1%
6
COCI '11 Contest 3 #6 Traka
COCI
20p
53.3%
5
COCI '16 Contest 7 #6 Klavir
COCI
20p
41.7%
8
COCI '10 Contest 5 #6 Slika
COCI
20p
7.4%
2
COCI '13 Contest 4 #6 Utrka
COCI
20p
45.0%
4
COCI '10 Contest 6 #6 Voda
COCI
20p
3.2%
1
COCI '12 Contest 1 #6 Mars
COCI
20p
35.3%
5
COCI '10 Contest 7 #6 Upit
COCI
20p
25.7%
11
COCI '17 Contest 3 #6 Sažetak
COCI
20p
50.0%
1
COCI '17 Contest 5 #6 Planinarenje
COCI
20p
29.4%
5
COCI '20 Contest 5 #5 Sjeckanje
COCI
20p
22.1%
35
COCI '20 Contest 4 #4 Janjetina
COCI
20p
23.0%
18
COCI '17 Contest 7 #6 Priglavci
COCI
20p
31.3%
5
COCI '11 Contest 5 #5 Blokovi
COCI
20p
16.0%
3
COCI '12 Contest 5 #6 Mnogomet
COCI
20p
0.0%
0
JOI '20 Spring Camp Day 4 P1 - Capital City
JOI
20
47.1%
13
Canada Day Contest 2021 - 0-1
Seasonal
20p
48.7%
61
DMOPC '20 Contest 5 P5 - Slacking Off Again
DMOPC
20p
17.6%
32
COI '20 #2 Cigle
COCI
20p
17.5%
21
COI '20 #4 MalnaRISC
COCI
20p
2.9%
8
CCO '21 P5 - Bread First Search
CCO
20p
23.0%
63
DMOPC '21 Contest 3 P5 - Crowded Travels
DMOPC
20p
20.8%
18
DMOPC '20 Contest 7 P3 - Senpai and Art
DMOPC
20p
10.7%
28
DMOPC '20 Contest 7 P5 - Mayors and Tolls
DMOPC
20
40.3%
39
Bob's Farm
Uncategorized
20p
31.7%
8
CPC '21 Contest 1 P7 - AQT and Quarantine
Uncategorized
20p
15.5%
15
DMOPC '21 Contest 1 P4 - Uneven Forest
DMOPC
20
27.7%
48
An Animal Contest 4 P6 - Cozy Cottages
AAC
20
16.7%
21
NOI '20 P4 - Dish
China NOI
20p
7.6%
20
DMOPC '21 Contest 3 P4 - Sorting Subsequences
DMOPC
20p
14.2%
32
Mock CCC '22 1 S4 - Berkeley Math Tournament Statistics
Mock CCC
20p
8.7%
31
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