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Hot problems
CCC '24 J3 - Bronze Count
CCC '00 S1 - Slot Machines
CCC '19 S2 - Pretty Average Primes
Problem
Category ▴
Points
AC %
Users
CCC '09 S2 - Lights Going On and Off
CCC
10
40.5%
897
CCC '09 S4 - Shop and Ship
CCC
10
21.0%
1030
CCC '09 S5 - Wireless
CCC
12p
34.8%
621
CCC '14 S4 - Tinted Glass Window
CCC
15p
29.2%
672
CCC '07 S1 - Federal Voting Age
CCC
3
36.2%
2325
CCC '14 S5 - Lazy Fox
CCC
20p
17.8%
454
CCC '13 S2 - Bridge Transport
CCC
5
26.7%
2053
CCC '13 S5 - Factor Solitaire
CCC
15p
42.8%
732
CCC '12 S1 - Don't pass me the ball!
CCC
3
56.4%
2234
CCC '12 S2 - Aromatic Numbers
CCC
5
53.2%
1708
CCC '12 S3 - Absolutely Acidic
CCC
7
26.6%
1844
CCC '12 S4 - A Coin Game
CCC
15
26.9%
456
CCC '12 S5 - Mouse Journey
CCC
7
45.5%
1814
CCC '11 J5 - Unfriend
CCC
7
46.8%
1003
CCC '11 S3 - Alice Through the Looking Glass
CCC
10p
36.1%
1194
CCC '11 S4 - Blood Distribution
CCC
15p
7.7%
155
CCC '11 S5 - Switch
CCC
12p
18.3%
414
CCC '10 S1 - Computer Purchase
CCC
5
14.1%
1319
CCC '10 S2 - Huffman Encoding
CCC
5
53.6%
1571
CCC '10 S3 - Firehose
CCC
15p
18.2%
645
CCC '10 S4 - Animal Farm
CCC
15p
25.5%
528
CCC '10 S5 - Nutrient Tree
CCC
20p
19.6%
266
CCC '03 J1 - Trident
CCC
3
28.6%
2323
CCC '03 J2 - Picture Perfect
CCC
3p
23.9%
1613
CCC '03 S1 - Snakes and Ladders
CCC
5
20.5%
3105
CCC '03 S2 - Poetry
CCC
5
17.3%
1454
CCC '03 S3 - Floor Plan
CCC
7
27.8%
1951
CCC '03 S5 - Trucking Troubles
CCC
10p
17.5%
681
CCC '02 J1 - 0123456789
CCC
3
5.4%
722
CCC '02 J2 - AmeriCanadian
CCC
3
25.0%
3871
CCC '02 S1 - The Students' Council Breakfast
CCC
5
39.5%
1495
CCC '02 S2 - Fraction Action
CCC
5
18.9%
1879
CCC '07 S2 - Boxes
CCC
5
27.5%
1210
CCC '07 S3 - Friends
CCC
7
37.5%
1698
CCC '07 S4 - Waterpark
CCC
7
30.9%
1499
CCC '15 S1 - Zero That Out
CCC
3
51.0%
3875
CCC '15 S2 - Jerseys
CCC
5p
26.7%
1955
CCC '15 S3 - Gates
CCC
10p
18.7%
1775
CCC '15 S4 - Convex Hull
CCC
15p
27.4%
1158
CCC '15 S5 - Greedy For Pies
CCC
17p
23.4%
553
CCC '15 J1 - Special Day
CCC
3
36.8%
8358
CCC '15 J2 - Happy or Sad
CCC
3
37.1%
7049
CCC '15 J3 - Rövarspråket
CCC
5p
38.5%
2261
CCC '15 J4 - Wait Time
CCC
5
39.4%
1311
CCC '15 J5 - π-day
CCC
10p
27.4%
1463
CCC '01 J1 - Dressing Up
CCC
3
48.2%
2870
CCC '01 J2 - Mod Inverse
CCC
3
42.9%
2526
CCC '16 S1 - Ragaman
CCC
3p
29.7%
2296
CCC '16 S2 - Tandem Bicycle
CCC
5p
53.2%
3498
CCC '16 S4 - Combining Riceballs
CCC
15p
28.7%
932
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