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Hot problems
APIO '10 P1 - Commando
COCI '08 Contest 3 #6 Najkraci
CCC '24 J5 - Harvest Waterloo
TSS Club Fair 2017 Problem B
CCC '24 J4 - Troublesome Keys
CCC '04 S2 - TopYodeller
DWITE '10 R3 #3 - Dominos Tiling
Problem
Category
Points
AC % ▾
Users
Mock CCC '24 Contest 1 S2 - Owen the Toucan
Mock CCC
7p
33.1%
188
CCC '07 J3 - Deal or No Deal Calculator
CCC
3
33.1%
3258
CCC '10 J3 - Punchy
CCC
5
33.0%
1398
CCC '96 S4 - When in Rome
CCC
10
33.0%
569
CCC '14 J1 - Triangle Times
CCC
3
32.9%
7482
CCC '01 S1 - Keeping Score
CCC
5
32.7%
1504
CCC '05 J4 - Cross Spiral
CCC
7p
32.6%
581
CCC '04 S1 - Fix
CCC
5
32.6%
1199
CCC '22 S5 - Good Influencers
CCC
17p
32.6%
186
CCC '04 J1 - Squares
CCC
3
32.5%
6135
CCC '96 S1 - Deficient, Perfect, and Abundant
CCC
5
32.3%
1894
Riolku's Mock CCC S1 - Word Bot
Mock CCC
3p
32.2%
426
CCC '23 S1 - Trianglane
CCC
5p
32.0%
1720
CCC '99 S1 - Card Game
CCC
5
31.3%
1001
CCC '07 S4 - Waterpark
CCC
7
30.9%
1502
CCC '12 J1 - Speed fines are not fine!
CCC
3
30.8%
5790
CCC '10 J1 - What is n, Daddy?
CCC
3
30.8%
4023
CCC '08 S2 - Pennies in the Ring
CCC
5
30.5%
1184
CCC '17 S3 - Nailed It!
CCC
7p
30.5%
1720
CCCJQR P4
Seasonal
0
30.1%
29
Mock CCC '22 Contest 2 J3 - Figure Skating Fun
Mock CCC
5p
30.1%
470
Mock CCC '14 J5 - Spacetime Surfer
Mock CCC
10
30.0%
83
CCC '17 J3 - Exactly Electrical
CCC
3p
29.9%
2378
CCC '07 S5 - Bowling for Numbers
CCC
10p
29.9%
868
CCC '16 S1 - Ragaman
CCC
3p
29.7%
2304
Mock CCC '20 S1 - War
Mock CCC
3p
29.7%
478
CCC '20 S5 - Josh's Double Bacon Deluxe
CCC
17p
29.6%
258
Mock CCC '19 Contest 2 S2 - Tudor Puts A Goat On A Rope
Mock CCC
3p
29.4%
214
Mock CCC '18 Contest 5 J3/S1 - Median Triples
Mock CCC
5p
29.4%
236
CCC '97 S1 - Sentences
CCC
5
29.4%
1021
CCC '08 S3 - Maze
CCC
7
29.3%
1563
CCC '14 S4 - Tinted Glass Window
CCC
15p
29.2%
673
CCC '09 J4 - Signage
CCC
7
29.2%
685
CCC '16 J4 - Arrival Time
CCC
5
29.1%
1682
CCC '21 S2 - Modern Art
CCC
7p
29.0%
2253
Mock CCC '15 S4 - Ice Pillars
Mock CCC
15p
29.0%
106
CCC '01 S5 - Post's Correspondence Problem
CCC
10
28.9%
315
CCC '16 S4 - Combining Riceballs
CCC
15p
28.8%
947
CCC '03 J1 - Trident
CCC
3
28.6%
2325
CCC '22 S4 - Good Triplets
CCC
15p
28.5%
310
Mock CCC '14 S1 - Reverse Find
Mock CCC
5
28.2%
227
Mock CCC '19 Contest 2 J2 - Tudor Drinks Some More Tea
Mock CCC
3p
28.2%
375
CCC '09 S3 - Degrees Of Separation
CCC
10
28.0%
1349
CCC '17 S2 - High Tide, Low Tide
CCC
5
27.8%
2845
CCC '11 J4 - Boring Business
CCC
7
27.8%
1508
CCC '03 S3 - Floor Plan
CCC
7
27.8%
1954
Mock CCC '20 Contest 2 S2 - 4D BBST on a DP
Mock CCC
5p
27.6%
281
CCC '07 S2 - Boxes
CCC
5
27.5%
1214
CCC '15 J5 - π-day
CCC
10p
27.4%
1466
CCC '06 J1 - Canadian Calorie Counting
CCC
3
27.4%
7227
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