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Hot problems
Educational DP Contest AtCoder T - Permutation
APIO '09 P3 - The Great ATM Robbery
CCC '24 S2 - Heavy-Light Composition
COCI '11 Contest 5 #2 Eko
ICPC PACNW 2016 A - Alphabet
Appleby Contest '19 P5 - Matrix Operation
Max's Anger Contest Series 2 P3 - Array Anger
Problem
Category
Points ▾
AC %
Users
Mock CCC '23 Contest 1 J2 - Healthy Schedule
Mock CCC
3
38.3%
560
Max's Anger Contest Series 2 P1 - Directed Anger
Seasonal
3
57.2%
179
Mock CCC '23 2 S1 - Composite Fibonacci Numbers
Mock CCC
3p
23.2%
282
CCC '23 J1 - Deliv-e-droid
CCC
3p
55.5%
1727
CCC '23 J2 - Chili Peppers
CCC
3p
53.5%
1630
Google Code Jam '22 Qualification Round Problem A - Punched Cards
Google Code Jam
3p
43.6%
13
Google Code Jam '12 Qualification Round Problem A - Speaking in Tongues
Google Code Jam
3p
36.8%
10
Google Code Jam '15 Qualification Round Problem A - Standing Ovation
Google Code Jam
3p
55.6%
10
Google Code Jam '20 Qualification Round Problem A - Vestigium
Google Code Jam
3p
50.0%
8
Google Code Jam '21 Qualification Round Problem A - Reversort
Google Code Jam
3p
69.2%
15
UACC 1 P1 - Bench Press Bob
Uncategorized
3
52.6%
314
Waterloo 2001 Fall 1 A - Average Speed
Waterloo Local
3
17.5%
8
ETSR '23 Online Round 2 Problem 1 - Pencil
Uncategorized
3p
68.9%
144
OTHS Coding Competition 1 (Mock CCC) J2 - Wand Selection
Uncategorized
3
58.5%
320
Mock CCC '24 Contest 1 J1 - Lemon Bathtub
Mock CCC
3
61.3%
467
Amplitude Hackathon '23 Problem 2 - Gigatron Lag
Uncategorized
3p
26.2%
38
Amplitude Hackathon '23 Practice Problem 1 - Gigatron EPS Modulo 998244353
Uncategorized
3p
58.2%
40
Amplitude Hackathon '23 Practice Problem 4 - Gigatron Autoscaling
Uncategorized
3p
65.5%
28
WOSS Dual Olympiad 2023 J1: Minimum Price
Uncategorized
3
68.6%
173
UHCC1 P1 - PONG!
Uncategorized
3
33.7%
179
OTHS Coding Competition 1 (Mock CCC) J1 - Math Assistance
Uncategorized
3
71.9%
353
CCC '24 S1 - Hat Circle
CCC
3p
69.0%
485
CCC '24 J1 - Conveyor Belt Sushi
CCC
3p
77.5%
588
CCC '24 J2 - Dusa And The Yobis
CCC
3p
61.1%
474
Scroll
Seasonal
0
55.6%
2243
CCCJQR P1
Seasonal
0
72.6%
640
CCCJQR P4
Seasonal
0
30.1%
29
HCI '16 - Computation
Uncategorized
0
4.2%
3
HCI '16 - HelloWorld_ex
Uncategorized
0p
47.3%
297
Another Contest 4 Problem 1 - Identity Crisis
ACC
0
34.9%
339
TLE 2018-19 P2 - Willson and Trivial Problem
Seasonal
0
51.8%
393
TLE 2018-19 P3 - Feedback Survey
Seasonal
0p
53.1%
227
The Return of A Plus B
Seasonal
0p
14.2%
341
Another Contest 4 Problem 2 - The Deutsch-Jozsa Algorithm
ACC
0
73.5%
261
Another Contest 4 Problem 3 - An Isosceles Right Triangle
ACC
0
71.7%
191
Another Contest 4 Problem 4 - Another Isosceles Right Triangle
ACC
0
45.8%
118
Another Contest 4 Problem 0 - The April Fools Warmup Problem
ACC
0
27.8%
466
Another Contest 4 Problem 5 - Prime Time Television
ACC
0
62.7%
158
Another Contest 4 Problem 6 - One Billion Views
ACC
0
12.8%
47
Another Contest 4 Problem 7 - A Sack of Creatures
ACC
0
39.6%
44
Another Contest 4 Problem 8 - DMOJ!
ACC
0
27.3%
53
Another Contest 4 Problem 9 - Fast Fourier Transform!
ACC
0
16.7%
43
Another Contest 4 Problem 10 - Two Rectangles
ACC
0
56.5%
137
Another Contest 4 Problem 11 - Three Rectangles
ACC
0
36.1%
53
Hello, World! (Hard)
Uncategorized
0
6.4%
592
다른 콘테스트 6 문제 5 - Fan Death
ACC
0
6.0%
28
Another Contest 6 Problem 1 - A Plus B (Warmup)
ACC
0p
35.0%
531
Another Contest 6 Problem 2 - A Plus B (Easy)
ACC
0p
37.6%
647
Another Contest 6 Problem 3 - A Plus B (Medium)
ACC
0p
17.4%
231
Another Contest 6 Problem 4 - A Plus B (Hard)
ACC
0p
20.8%
204
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