GoogleCodeJam 2022 
- Python3 solutions of Google Code Jam 2022. Solution begins with
*means it will get TLE in the largest data set. - Total computation amount >
10^8is not friendly for Python3 to solve in 5 ~ 15 seconds. - A problem was marked as
Very Hardmeans that it was an unsolved one during the contest and may not be that difficult.
Rounds
Qualification Round
| # | Title | Solution | Time | Space | Difficulty | Tag | Note |
|---|---|---|---|---|---|---|---|
| A | Punched Cards | Python3 | O(R * C) | O(1) | Easy | Array | |
| B | 3D Printing | Python3 | O(1) | O(1) | Easy | Math | |
| C | d1000000 | PyPy3 Python3 | O(NlogN) | O(1) | Easy | Sort | |
| D | Chain Reactions | Python3 Python3 | O(N) | O(N) | Medium | Topological Sort, Greedy | |
| E | Twisty Little Passages | Python3 Python3 | O(min(K, N)) | O(min(K, N)) | Hard | Probability, Importance Sampling |
Round 1A
| # | Title | Solution | Time | Space | Difficulty | Tag | Note |
|---|---|---|---|---|---|---|---|
| A | Double or One Thing | Python3 | O(|S|) | O(1) | Easy | String | |
| B | Equal Sum | Python3 Python3 | O(N) | O(1) | Medium | Math, Constructive Algorithms | |
| C | Weightlifting | Python3 | O(E^2 * W + E^3) | O(E^2 + W) | Hard | DP |
Round 1B
| # | Title | Solution | Time | Space | Difficulty | Tag | Note |
|---|---|---|---|---|---|---|---|
| A | Pancake Deque | Python3 | O(N) | O(1) | Easy | Greedy | |
| B | Controlled Inflation | Python3 | O(N * P) | O(1) | Medium | DP | |
| C | ASeDatAb | Python3 Python3 Python3 | O(L * 2^L) | O(L) | Hard | Precompute, BFS, Topological Sort, Constructive Algorithms |
29 Dec 06, 2022
37 Dec 15, 2022
15 Jan 10, 2022
28 Nov 26, 2022
11 Sep 10, 2021
1.7k Jan 02, 2023
0 Jan 29, 2022
69 Oct 24, 2022
9 Oct 17, 2022
8 Oct 19, 2022
15 Sep 30, 2022
1 Nov 05, 2021
24 Oct 10, 2022
16 Sep 25, 2022
32 Jan 06, 2023
16 Apr 25, 2022
6.2k Jan 04, 2023
61 Dec 14, 2022
10 Aug 01, 2022
13 Nov 08, 2022