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Hot problems
CCC '13 S5 - Factor Solitaire
CCC '00 S1 - Slot Machines
Canada Day Contest 2021 - CCC Bad Haha
DMOPC '18 Contest 4 P3 - Dr. Henri and Ionization
CCC '16 J3 - Hidden Palindrome
CCC '21 S2 - Modern Art
CCC '16 S3 - Phonomenal Reviews
Problem
Category
Points
AC %
Users
UTS Open '15 #2 - Secret Code
Uncategorized
10p
18.9%
29
UTS Open '15 #3 - Pogo
Uncategorized
25p
24.1%
124
UTS Open '15 #4 - Subway
Uncategorized
17p
30.6%
74
UTS Open '15 #5 - Distribution Channel
Uncategorized
20p
6.0%
67
UTS Open '15 #6 - Tetrahedra
Uncategorized
25p
30.9%
38
UTS Open '15 #6 - Tetrahedra (Volume)
Uncategorized
25p
16.7%
4
UTS Open '18 P1 - Love Triangle
Uncategorized
3p
22.6%
397
UTS Open '18 P2 - ABCs
Uncategorized
3p
32.5%
299
UTS Open '18 P3 - Restaurants
Uncategorized
7p
33.2%
325
UTS Open '18 P4 - Ianine's Lil Lab
Uncategorized
10p
32.2%
127
UTS Open '18 P5 - Room 666
Uncategorized
25p
16.8%
16
UTS Open '18 P6 - Subset Sum
Uncategorized
25p
15.4%
31
UTS Open '18 P7 - Gossip Network
Uncategorized
25p
9.9%
44
UTS Open '21 P1 - COVID Party
Uncategorized
5p
32.4%
285
UTS Open '21 P2 - Prime Array
Uncategorized
10
26.8%
146
UTS Open '21 P3 - Latin Class
Uncategorized
10p
42.1%
191
UTS Open '21 P4 - Lucky Graph
Uncategorized
15p
18.4%
49
UTS Open '21 P5 - State Taxes
Uncategorized
17p
14.2%
50
UTS Open '21 P6 - Terra Mater
Uncategorized
25p
6.5%
19
UTS Open '21 P7 - April Fools
Uncategorized
30p
11.9%
16
UTS Open '24 P1 - Watering the Plants
Uncategorized
5p
26.7%
306
UTS Open '24 P2 - Happy Gifts
Uncategorized
7
19.0%
243
UTS Open '24 P3 - LXghts Out
Uncategorized
10p
15.3%
139
UTS Open '24 P4 - Political Espionage
Uncategorized
12p
9.4%
93
UTS Open '24 P5 - Parity Challenge
Uncategorized
17p
21.9%
40
UTS Open '24 P6 - Candygrams
Uncategorized
20p
16.0%
16
Valentine's Day '15 P1 - #1 BABE
Seasonal
10p
3.0%
3
Valentine's Day '15 P2 - Simon and Marcy
Seasonal
7p
54.2%
703
Valentine's Day '15 P3 - The Great Escape
Seasonal
10p
27.6%
39
Valentine's Day '18 J1 - The Cactus Number
Mock CCC
3p
36.1%
229
Valentine's Day '18 J2 - Stop the Scammer
Mock CCC
5p
32.3%
130
Valentine's Day '18 J3 - Are they cute?
Mock CCC
5p
18.4%
183
Valentine's Day '18 J4 & S1 - Carol's Cute Cactus
Mock CCC
7
36.5%
202
Valentine's Day '18 J5 & S2 - Ctudor's Cute Orchids
Mock CCC
7
26.9%
171
Valentine's Day '18 S3 - Carol's Cactesian Conquest
Mock CCC
17p
40.9%
38
Valentine's Day '18 S4 - Coastal California Cities
Mock CCC
7p
43.6%
46
Valentine's Day '18 S5 - Carol's Calculating Continuity
Mock CCC
20
22.8%
38
Valentine's Day '19 J1 - Rainbow Rating
Uncategorized
3
40.2%
541
Valentine's Day '19 J2 - Pink!
Uncategorized
3p
61.0%
589
Valentine's Day '19 J3 - Love!
Uncategorized
7p
28.1%
366
Valentine's Day '19 J4 - Flowers
Uncategorized
5
18.0%
72
Valentine's Day '19 J5 - Falling in Love
Uncategorized
7p
14.7%
105
Valentine's Day '19 S1 - Voting
Uncategorized
5p
22.8%
109
Valentine's Day '19 S2 - Ctudor's Cute Cacti
Uncategorized
7p
20.1%
175
Valentine's Day '19 S3 - Mathematical English
Uncategorized
12p
8.2%
41
Valentine's Day '19 S4 - A Greedy Spouse
Uncategorized
15p
11.5%
35
Valentine's Day '19 S5 - A Top Tree Problem
Uncategorized
25p
9.1%
11
Vending Machine
Uncategorized
10p
40.6%
79
Virtuoso
Uncategorized
15
22.1%
42
VMSS '15 #0 - Head Data Slave Applications
VM7WC
10
25.7%
64
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