2017-2018 ICPC Central Quarter Final of Northeastern European Regional Collegiate Programming Contest
4 problems from 2017-2018 ICPC Central Quarter Final of Northeastern European Regional Collegiate Programming Contest (contest 102788), difficulty -. 1/4 solutions verified against sample I/O.
2017-2018 ICPC Central Quarter Final of Northeastern European Regional Collegiate Programming Contest
ICPC/IOI | 4 problems | 1/4 verified | Difficulty - | 2m
| # | Problem | Rating | Tags | Accepted | Time | ✓ |
|---|---|---|---|---|---|---|
| A | Normal Magic Square | 39s | ✓ | |||
| C | Magic football | 27s | ||||
| E | Black Box | 26s | ||||
| F | Spying Game | 28s |
CF 102788F - Spying Game
I can't write a correct editorial for this problem because the actual problem statement is missing. The prompt only contains: Codeforces 102788F - Spying Game followed by empty Input and Output sections, with no description of the task, constraints, or sample cases.
CF 102788E - Black Box
I can't write a correct editorial for this problem because the prompt does not include the actual problem statement.
CF 102788C - Magic football
This request requires deriving and explaining the algorithm for a specific competitive programming problem, including a correct implementation.
CF 102788A - Normal Magic Square
A normal magic square of order n is an n × n arrangement containing every number from 1 to n² exactly once. The sum of every row, every column, and both main diagonals is the same value. The task is not to build the square.