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Hot problems
CCC '24 J3 - Bronze Count
Educational DP Contest AtCoder A - Frog 1
Knapsack 4
Baltic OI '05 P3 - Maze
COCI '10 Contest 4 #2 Parket
IOI '94 P1 - The Triangle
IOI '07 P4 - Miners
Problem
Category
Points ▾
AC %
Users
COCI '09 Contest 5 #1 Sok
COCI
3
53.1%
91
QCC P0 - Thermometer
Uncategorized
3
54.1%
165
COCI '12 Contest 1 #1 DOM
COCI
3
56.5%
98
COCI '10 Contest 1 #1 Timsko
COCI
3
33.6%
104
WC '15 Contest 4 J2 - Mission Briefing
Woburn Challenge
3
39.1%
125
WC '15 Contest 2 J2 - The Empire Strikes Back
Woburn Challenge
3
65.3%
295
WC '18 Contest 3 J3 - R
Woburn Challenge
3p
72.2%
89
WC '17 Contest 1 J2 - How's the Weather?
Woburn Challenge
3
68.6%
3737
WC '17 Contest 3 J1 - Like, Comment, and Subscribe!
Woburn Challenge
3
49.1%
145
WC '15 Contest 3 J1 - Battle Predictions
Woburn Challenge
3
36.9%
203
WC '17 Contest 4 J2 - Anger Management
Woburn Challenge
3
53.8%
97
WC '17 Contest 4 J1 - Fight or Flight
Woburn Challenge
3
65.9%
328
WC '16 Contest 1 J1 - A Spooky Season
Woburn Challenge
3
47.7%
4588
WC '17 Contest 4 J3 - The Infinity Stones
Woburn Challenge
3p
58.5%
175
WC '17 Contest 2 J1 - The Rings of Power
Woburn Challenge
3
66.9%
302
WC '18 Contest 2 J3 - Seeing Double
Woburn Challenge
3p
58.6%
116
WC '17 Contest 1 J1 - Canadian Accent
Woburn Challenge
3
66.0%
559
WC '17 Contest 2 J2 - Breeding an Army
Woburn Challenge
3
52.1%
113
WC '17 Contest 1 J3 - Stanley
Woburn Challenge
3
52.8%
164
WC '18 Contest 4 J2 - Life Insurance
Woburn Challenge
3p
50.2%
131
WC '17 Contest 2 J3 - Escaping the Mines
Woburn Challenge
3
42.4%
81
WC '15 Finals J1 - Vertical Posting
Woburn Challenge
3
44.7%
242
WC '18 Contest 2 J2 - This Message will Self-Destruct
Woburn Challenge
3p
65.9%
222
WC '18 Contest 4 J1 - A Fistful of Quarters
Woburn Challenge
3p
48.1%
130
WC '16 Contest 2 J1 - The Perfect Mate
Woburn Challenge
3
27.8%
99
WC '18 Contest 2 J1 - Alternate Access
Woburn Challenge
3p
64.0%
128
WC '18 Contest 3 J1 - An Honest Day's Work
Woburn Challenge
3p
57.6%
3137
WC '15 Contest 1 J1 - Do You Know Your Woburn Colours?
Woburn Challenge
3
49.7%
466
WC '15 Contest 2 J1 - A New Hope
Woburn Challenge
3
40.1%
4132
WC '15 Contest 4 J1 - Telling Time
Woburn Challenge
3
49.8%
181
DMOJ Capture The Flag '20 G1 - Sanity Check
CTF
3
68.0%
338
DMOJ Capture The Flag '20 G2 - Where's the flag?
CTF
3
27.5%
223
DMOJ Capture The Flag '20 F1 - RGB
CTF
3
63.5%
142
DMOJ Capture The Flag '20 C1 - All the bases!
CTF
3
61.0%
104
BlueBook - Max is Last
BlueBook
3
41.1%
506
BlueBook - Times Tables
BlueBook
3
54.3%
1481
BlueBook - Change
BlueBook
3
9.0%
195
BlueBook - Interest
BlueBook
3
28.5%
573
Economy
Uncategorized
3
44.7%
81
Diagnostic Test '16 Level 2 P3 - Remove Cancer
Uncategorized
3
51.0%
112
Firebending
Uncategorized
3
61.4%
351
WCIPEG 2018 ECOO Qualifier P1 - Bincent's Billows
ECOO
3
55.0%
106
Primes
Uncategorized
3
47.2%
1171
TTC
Uncategorized
3
38.5%
104
Budget
Uncategorized
3
39.5%
131
Sorting
Classics
3
47.4%
3850
Mispelling
Uncategorized
3
11.1%
1356
Diagnostic Test '16 Level 2 P1 - Polan cannot into space
Uncategorized
3
48.8%
118
Diagnostic Test '16 Level 1 P1 - StarMath
Uncategorized
3
29.0%
116
Mirrored Pairs
Uncategorized
3
26.0%
1316
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