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Hot problems
NOI '04 P1 - The Depressed Cashier
COCI '11 Contest 5 #2 Eko
XOR Sum
CCC '14 S2 - Assigning Partners
CCC '15 S2 - Jerseys
An Animal Contest 1 P5 - Odd Alpacas
CCC '12 S3 - Absolutely Acidic
Problem
Category
Points
AC %
Users
Yet Another Contest 4 P5 - Signpost
YAC
20p
19.2%
26
Yet Another Contest 4 P6 - No More Solitaire
YAC
20p
6.7%
24
Yet Another Contest 5 P1 - Number Pyramid
YAC
7p
19.8%
198
Yet Another Contest 5 P2 - Big Score
YAC
10p
13.8%
110
Yet Another Contest 5 P3 - Potted Plants
YAC
12p
15.8%
72
Yet Another Contest 5 P4 - Nils++
YAC
17p
2.5%
8
Yet Another Contest 5 P5 - No More Concerts
YAC
20p
11.0%
12
Yet Another Contest 6 P1 - No More Separation
YAC
5p
34.5%
340
Yet Another Contest 6 P2 - No More Telemarketers
YAC
7p
16.1%
132
Yet Another Contest 6 P3 - No More Cell Phone Messaging
YAC
10p
13.9%
119
Yet Another Contest 6 P4 - No More Nails!
YAC
12p
11.8%
57
Yet Another Contest 6 P5 - No More Coyotes
YAC
15p
22.5%
27
Yet Another Contest 6 P6 - No More Snakes and Ladders
YAC
17p
17.4%
22
Yet Another Contest 7 P1 - Page Turning
YAC
5p
19.7%
289
Yet Another Contest 7 P2 - Coprime Grid
YAC
10p
22.0%
217
Yet Another Contest 7 P3 - No More Math Homework
YAC
12p
16.0%
91
Yet Another Contest 7 P4 - Paparazzi
YAC
17p
8.2%
49
Yet Another Contest 7 P5 - Egg Dropping
YAC
25p
1.5%
3
Yet Another Contest 7 P6 - Arithmetic Sequence Data Structure
YAC
25p
7.3%
11
Yet Another Contest 8 P1 - Permutation Sorting
YAC
5p
32.7%
382
Yet Another Contest 8 P2 - No More Modern Art
YAC
7p
28.6%
277
Yet Another Contest 8 P3 - Herobrine
YAC
12p
8.5%
75
Yet Another Contest 8 P4 - Fluke 2
YAC
15p
3.2%
45
Yet Another Contest 8 P5 - Hidden Tree
YAC
20p
4.3%
11
Yet Another Contest 8 P6 - Into the Woods
YAC
20p
8.4%
15
Yet Another Contest 9 P1 - Permutation Cutting
YAC
5p
42.3%
367
Yet Another Contest 9 P2 - Nim
YAC
7p
25.3%
266
Yet Another Contest 9 P3 - Divide and Delete
YAC
10p
14.9%
186
Yet Another Contest 9 P4 - Grid Push
YAC
15p
11.3%
70
Yet Another Contest 9 P5 - Road Redistribution
YAC
15p
13.0%
37
Yet Another Contest 9 P6 - Tribes
YAC
25p
9.3%
8
New Year's '15 P1 - Invitation Devastation
Seasonal
3
43.0%
409
New Year's '15 P2 - Food Selection
Seasonal
5p
37.1%
119
New Year's '15 P3 - Gift Wrap
Seasonal
5
58.7%
162
New Year's '15 P4 - Leftover Eggnog
Seasonal
15p
32.9%
136
New Year's '15 P5 - Message to Mars
Seasonal
20p
14.6%
54
New Year's '15 P6 - Tiles
Seasonal
20p
24.2%
27
New Year's '16 P1 - Late Christmas Shopping
Seasonal
3p
30.1%
191
New Year's '16 P2 - The 365 Days of Christmas
Seasonal
5p
24.9%
153
New Year's '16 P3 - Arithmetic Snowman
Seasonal
5p
15.8%
238
New Year's '16 P4 - DIY Christmas Tree
Seasonal
10p
34.5%
67
New Year's '16 P5 - Eggnog Dilemma
Seasonal
12p
7.9%
40
New Year's '16 P6 - Cake Balancing
Seasonal
15p
41.2%
136
New Year's '16 P7 - Old Christmas Lights
Seasonal
17p
19.4%
143
New Year's '16 P8 - S-NO-wall
Seasonal
20p
16.5%
69
New Year's '17 P1 - Mr. N and Presents
Seasonal
7p
19.4%
332
New Year's '17 P2 - Peter's Escape
Seasonal
10p
13.1%
63
New Year's '17 P3 - Fibonacci Presents
Seasonal
10
12.8%
82
New Year's '17 P4 - Christmas Cozonac
Seasonal
12p
17.0%
33
New Year's '17 P5 - The Christmas Swap
Seasonal
15
21.0%
55
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