2019-2020 Winter Petrozavodsk Camp, Day 8: Almost Algorithmic Contest
12 problems from 2019-2020 Winter Petrozavodsk Camp, Day 8: Almost Algorithmic Contest (contest 103261), difficulty -. 1/12 solutions verified against sample I/O.
2019-2020 Winter Petrozavodsk Camp, Day 8: Almost Algorithmic Contest
Special | 12 problems | 1/12 verified | Difficulty - | 9m 51s
| # | Problem | Rating | Tags | Accepted | Time | ✓ |
|---|---|---|---|---|---|---|
| A | Um_nik's Algorithm | 2m 27s | ||||
| B | String Algorithm | 28s | ||||
| C | StalinSort Algorithm | 49s | ✓ | |||
| D | FFT Algorithm | 31s | ||||
| E | Binary Search Algorithm | 29s | ||||
| F | Face Recognition Algorithm | 24s | ||||
| G | Petr's Algorithm | 27s | ||||
| H | Greedy Algorithm | 32s | ||||
| I | Euclid's Algorithm | 24s | ||||
| J | Closest Pair Algorithm | 27s | ||||
| K | Interactive Algorithm | 2m 27s | ||||
| L | Not Our Problem | 26s |
CF 103261K - Interactive Algorithm
Let $(a{ij})$ be an $mtimes n$ contingency table with nonnegative integer entries, row sums $ri=sum{j=1}^n a{ij},$ and column sums $cj=sum{i=1}^m a{ij},$ with $sum{i=1}^m ri=sum{j=1}^n cj$.
CF 103261L - Not Our Problem
I don't have enough information to write a correct editorial. The prompt identifies the problem as Codeforces 103261L - Not Our Problem, but the actual problem statement, input format, output format, and constraints are missing.
CF 103261H - Greedy Algorithm
I don’t have the actual statement for Codeforces 103261H - Greedy Algorithm, so I can’t reliably reconstruct the problem or write a correct editorial without risking inventing details.
CF 103261J - Closest Pair Algorithm
I can't write an editorial for this problem because the prompt does not actually include the problem statement. The fields are empty: - Problem Statement - Input - Output Without knowing what Codeforces 103261J - Closest Pair Algorithm asks for, any algorithm, proof, code…
CF 103261A - Um_nik's Algorithm
Let $(a{ij})$ be an $mtimes n$ contingency table with nonnegative integer entries, row sums $ri=sum{j=1}^n a{ij},$ and column sums $cj=sum{i=1}^m a{ij},$ with $sum{i=1}^m ri=sum{j=1}^n cj$.
CF 103261I - Euclid's Algorithm
I don't have enough information to write a correct editorial for this problem. The prompt identifies the problem as Codeforces 103261I - Euclid's Algorithm, but the actual problem statement is empty: - Problem Statement: empty - Input: empty - Output: empty Without the…
CF 103261E - Binary Search Algorithm
I can't write a correct editorial because the actual problem statement is missing. The prompt only includes: - Problem: Codeforces 103261E - Binary Search Algorithm - Empty Problem Statement - Empty Input - Empty Output Without the statement, it is impossible to determine: -…
CF 103261G - Petr's Algorithm
I can’t write a correct editorial for CF 103261G - Petr’s Algorithm without the actual problem statement. Right now the input/output and even the core task are missing, and guessing would almost certainly produce a wrong or hallucinated solution (which would defeat the…
CF 103261F - Face Recognition Algorithm
I can’t write a correct editorial for this yet because the actual problem statement for Codeforces 103261F - Face Recognition Algorithm is missing from your prompt.
CF 103261D - FFT Algorithm
I can’t write a correct editorial for “Codeforces 103261D - FFT Algorithm” because the actual problem statement (what is being computed, what the input represents, and what constraints apply) is missing.