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Hot problems
COCI '21 Contest 5 #4 Radio
Longest Increasing Subsequence
Valentine's Day '19 S3 - Mathematical English
Problem
Category
Points
AC %
Users
Yet Another Contest 4 P1 - Snap
YAC
5p
46.7%
273
Yet Another Contest 4 P2 - Alchemy 2
YAC
7p
26.4%
166
Yet Another Contest 4 P3 - Canadian Cactus Competition
YAC
12p
10.0%
54
Yet Another Contest 4 P4 - Even The Odds
YAC
20p
4.0%
13
Yet Another Contest 4 P5 - Signpost
YAC
20p
19.1%
26
Yet Another Contest 4 P6 - No More Solitaire
YAC
20p
6.8%
25
Yet Another Contest 5 P1 - Number Pyramid
YAC
7p
20.1%
201
Yet Another Contest 5 P2 - Big Score
YAC
10p
14.0%
111
Yet Another Contest 5 P3 - Potted Plants
YAC
12p
15.9%
74
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
34.7%
342
Yet Another Contest 6 P2 - No More Telemarketers
YAC
7p
16.1%
135
Yet Another Contest 6 P3 - No More Cell Phone Messaging
YAC
10p
14.0%
121
Yet Another Contest 6 P4 - No More Nails!
YAC
12p
11.9%
60
Yet Another Contest 6 P5 - No More Coyotes
YAC
15p
22.7%
28
Yet Another Contest 6 P6 - No More Snakes and Ladders
YAC
17p
17.3%
22
Yet Another Contest 7 P1 - Page Turning
YAC
5p
19.8%
291
Yet Another Contest 7 P2 - Coprime Grid
YAC
10p
22.1%
230
Yet Another Contest 7 P3 - No More Math Homework
YAC
12p
15.9%
98
Yet Another Contest 7 P4 - Paparazzi
YAC
17p
8.2%
49
Yet Another Contest 7 P5 - Egg Dropping
YAC
25p
1.9%
4
Yet Another Contest 7 P6 - Arithmetic Sequence Data Structure
YAC
25p
7.5%
12
Yet Another Contest 8 P1 - Permutation Sorting
YAC
5p
33.2%
404
Yet Another Contest 8 P2 - No More Modern Art
YAC
7p
28.8%
280
Yet Another Contest 8 P3 - Herobrine
YAC
12p
8.5%
77
Yet Another Contest 8 P4 - Fluke 2
YAC
15p
3.6%
46
Yet Another Contest 8 P5 - Hidden Tree
YAC
20p
4.3%
12
Yet Another Contest 8 P6 - Into the Woods
YAC
20p
8.4%
15
Yet Another Contest 9 P1 - Permutation Cutting
YAC
5p
42.3%
368
Yet Another Contest 9 P2 - Nim
YAC
7p
25.5%
268
Yet Another Contest 9 P3 - Divide and Delete
YAC
10p
14.9%
187
Yet Another Contest 9 P4 - Grid Push
YAC
15p
11.2%
71
Yet Another Contest 9 P5 - Road Redistribution
YAC
15p
13.3%
38
Yet Another Contest 9 P6 - Tribes
YAC
25p
9.3%
8
New Year's '15 P1 - Invitation Devastation
Seasonal
3
43.1%
415
New Year's '15 P2 - Food Selection
Seasonal
5p
37.4%
121
New Year's '15 P3 - Gift Wrap
Seasonal
5
59.0%
165
New Year's '15 P4 - Leftover Eggnog
Seasonal
15p
32.7%
138
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%
192
New Year's '16 P2 - The 365 Days of Christmas
Seasonal
5p
24.7%
152
New Year's '16 P3 - Arithmetic Snowman
Seasonal
5p
15.8%
240
New Year's '16 P4 - DIY Christmas Tree
Seasonal
10p
34.0%
66
New Year's '16 P5 - Eggnog Dilemma
Seasonal
12p
7.9%
41
New Year's '16 P6 - Cake Balancing
Seasonal
15p
40.9%
139
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
19.5%
339
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