European Girls Olympiad in Informatics 2022. Day 2

4 problems from European Girls Olympiad in Informatics 2022. Day 2 (contest 104230), difficulty -. 4/4 solutions verified against sample I/O.

4 items

European Girls Olympiad in Informatics 2022. Day 2

Special | 4 problems | 4/4 verified | Difficulty - | 3m 46s

# Problem Rating Tags Accepted Time ✓
A Data Centers 47s ✓
B Superpiece 1m 3s ✓
C Toy Design 49s ✓
D Chika Wants to Cheat 1m 7s ✓
Practice › Codeforces Solutions › European Girls Olympiad in Informatics 2022. Day 2 ›

CF 104230C - Toy Design

We are given a hidden undirected graph on $n$ labeled nodes. The structure of this graph is called design 0, but we are never shown its edges directly.
codeforces competitive-programming Jul 2, 2026
Practice › Codeforces Solutions › European Girls Olympiad in Informatics 2022. Day 2 ›

CF 104230A - Data Centers

We are given a collection of data centers, each starting with some number of available machines. A sequence of services arrives one by one, and each service consumes machines in a very specific way: it looks at the current state of all data centers, sorts them by how many…
codeforces competitive-programming Jul 2, 2026
Practice › Codeforces Solutions › European Girls Olympiad in Informatics 2022. Day 2 ›

CF 104230D - Chika Wants to Cheat

We are designing a system that assigns a unique identifier to each number using a pattern drawn on a very small geometric canvas, a 2 by 2 square with integer lattice points.
codeforces competitive-programming Jul 1, 2026
Practice › Codeforces Solutions › European Girls Olympiad in Informatics 2022. Day 2 ›

CF 104230B - Superpiece

We are working on an infinite chessboard where each query gives a start square and a target square, together with a set of chess pieces that are allowed to be used. A move means choosing one of the allowed pieces and applying one legal move of that piece from the current square.
codeforces competitive-programming Jul 1, 2026