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Random
Hot problems
CCC '24 J3 - Bronze Count
CCC '19 S2 - Pretty Average Primes
Problem ▾
Category
Points
AC %
Users
Mock CCC '14 S4 - Roadtrip Tracking
Mock CCC
15p
9.0%
57
Mock CCC '14 S3 - Spreadsheet Sorting
Mock CCC
7
49.0%
425
Mock CCC '14 S2 - Sleep Cycle
Mock CCC
7p
15.9%
103
Mock CCC '14 S1 - Reverse Find
Mock CCC
5
28.3%
226
Mock CCC '14 J5 - Spacetime Surfer
Mock CCC
10
30.0%
83
Mock CCC '14 J4 - Selecting Shifts
Mock CCC
7p
11.5%
52
Mock CCC '14 J3 - Clock Hands
Mock CCC
5
17.2%
107
Mock CCC '14 J2 - Rope Unfolding
Mock CCC
3
44.8%
283
Mock CCC '14 J1 - Love Overdose
Mock CCC
3
21.9%
485
MNYC '17: Skiing Competition
Seasonal
15p
4.4%
7
MNYC '17: Removing Christmas Trees
Seasonal
15p
21.6%
43
MNYC '17: Hurontario
Seasonal
10p
13.7%
237
MNYC '17: Bells
Seasonal
17p
19.0%
62
MNYC '17: ASCII Art II
Seasonal
5
42.3%
61
MNYC '17: 2048
Seasonal
5
29.3%
81
MNYC '16: Rocks
Seasonal
15p
28.1%
165
MNYC '16: Moore's Law
Seasonal
5p
11.6%
51
MNYC '16: King Modulus
Seasonal
3p
31.4%
254
MNYC '16: Jelly
Seasonal
10p
12.2%
39
MNYC '16: ECOO!
Seasonal
5p
10.1%
50
MNYC '16: Abdoof
Seasonal
7
18.0%
40
MMM '14 H - Lift Control
Uncategorized
25p
71.8%
3
MMM '14 G - Campfire Cooking
Uncategorized
40p
2.7%
3
MMM '14 F - Electricity Grid
Uncategorized
25p
12.5%
4
MMM '14 E - English Essay
Uncategorized
30p
1.5%
1
MMM '14 D - Kuuhaku Numbers
Uncategorized
25p
8.5%
9
MMM '14 C - Pie Shop
Uncategorized
17p
16.3%
28
MMM '14 B - Benergy Transfer
Uncategorized
10
40.5%
25
MMM '14 A - Distinct Prime Factors
Uncategorized
7
26.4%
226
MMCC '15 P3 - Momoka
Uncategorized
25p
11.1%
9
MMCC '15 P2 - Akame
Uncategorized
25p
15.4%
46
MMCC '15 P1 - Inaho
Uncategorized
15p
17.9%
225
MMCC '14 P3 - Esdeath
Uncategorized
15p
14.9%
204
MMCC '14 P2 - Kirito
Uncategorized
20p
25.9%
152
MMCC '14 P1 - Tenri
Uncategorized
17p
23.1%
70
Mispelling
Uncategorized
3
11.1%
1356
Mirrored Pairs
Uncategorized
3
25.9%
1316
Miracle Sort
Seasonal
3
25.0%
375
Miniature Sudoku
Uncategorized
7
31.9%
20
Mine and Tree
Seasonal
30p
22.7%
59
Mighty Cactus
Uncategorized
7
12.0%
49
Meta
Classics
12p
34.1%
12
Median Modulo
Uncategorized
15p
7.8%
7
MEC '16 P6 - Instruments of the Ghostwriters
Seasonal
10p
11.3%
15
MEC '16 P4 - Circuitry
Seasonal
15p
16.2%
21
MEC '16 P3 - Getting Good at Programming
Seasonal
10p
29.2%
303
MEC '16 P2 - Conveyor Belt
Seasonal
5p
20.3%
52
MEC '16 P1 - Bat-Doctor
Seasonal
5p
25.8%
40
MCIPC Contest 2 P6 - Block Tower
Uncategorized
12p
11.6%
9
MCIPC Contest 2 P5 - Holiday Chocolates
Uncategorized
10p
26.0%
7
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