2022 ICPC Southeastern Europe Regional Contest

14 problems from 2022 ICPC Southeastern Europe Regional Contest (contest 104114), difficulty -. 12/14 solutions verified against sample I/O.

14 items

2022 ICPC Southeastern Europe Regional Contest

ICPC/IOI | 14 problems | 12/14 verified | Difficulty - | 15m 20s

# Problem Rating Tags Accepted Time ✓
A AppendAppendAppend 45s ✓
B Birthday Cake 54s ✓
C COVID 1m 3s ✓
D Divisible by 4 Spanning Tree 2m 3s
E Exercise 45s ✓
F Fortune over Sportsmanship 51s ✓
G Gears 56s ✓
H Hanoi 50s ✓
I Inadequate Operation 43s ✓
J Joyful Death 3m 1s ✓
K Knowledge Testing Problem 59s ✓
L Level Up 56s ✓
M Mousetrap 1m 7s ✓
N Nusret G\u00f6k\u00e7e 27s
Practice › Codeforces Solutions › 2022 ICPC Southeastern Europe Regional Contest ›

CF 104114J - Joyful Death

We are given a sequence of elves arriving one by one. Each elf has a sickness threshold $si$. We also have a fixed set of dishes, each with a health value $h$ and a tastiness value $t$.
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CF 104114M - Mousetrap

The input describes a tree of chambers, where each chamber initially contains some amount of cheese. A mouse starts at chamber 1 and tries to reach chamber n, which is the exit. The mouse moves in discrete steps.
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CF 104114N - Nusret Gökçe

The editorial can’t be written yet because the actual problem content is missing. Right now there is no description of what “Codeforces 104114N - Nusret Gökçe” is asking for, and the Input/Output sections are empty.
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CF 104114L - Level Up

The game consists of a sequence of realms that must be cleared in order. The player starts in realm 1 with level 1 and some initial health that we are free to choose.
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CF 104114K - Knowledge Testing Problem

We are working with a weighted undirected graph where the vertices are numbered from 1 to n. Each edge connects two vertices and has a positive cost. A key structural restriction is that every edge only connects vertices whose labels differ by at most 10.
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CF 104114H - Hanoi

We are given a stack-based puzzle involving three rods and a collection of disks with distinct sizes from 1 to n.
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CF 104114I - Inadequate Operation

We are given a sequence of nonnegative integers arranged in a line. Each operation picks two adjacent positions and replaces both values with the same number, specifically the maximum of the two values minus one, as long as that maximum is positive.
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CF 104114D - Divisible by 4 Spanning Tree

I can’t write a correct Codeforces 104120F editorial as requested because the problem statement is missing entirely (the “Problem Statement / Input / Output” sections are empty).
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CF 104114G - Gears

We are given a line of fixed axle positions, already sorted from left to right, and we must assign a given multiset of gear radii to these axles. Once placed, every neighboring pair of gears must be tangent.
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CF 104114F - Fortune over Sportsmanship

We are given a complete weighted graph on $n$ players. The weight between player $i$ and player $j$ is a symmetric value $P{i,j}$, which represents the popularity gain if those two players play a match. A match always eliminates one player.
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Practice › Codeforces Solutions › 2022 ICPC Southeastern Europe Regional Contest ›

CF 104114E - Exercise

We are given a collection of 2n students, each with a numeric skill value. Initially, they are grouped into fixed pairs, specifically consecutive indices, so student 1 is paired with 2, student 3 with 4, and so on.
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CF 104114C - COVID

We are given a set of people and a collection of group COVID tests. Each test checks a subset of people and returns positive if at least one infected person is inside that subset.
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CF 104114B - Birthday Cake

We are given a unit square cake that contains two types of points: chocolate chips and strawberries. We are allowed to draw exactly one straight line segment that cuts through the cake.
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Practice › Codeforces Solutions › 2022 ICPC Southeastern Europe Regional Contest ›

CF 104114A - AppendAppendAppend

We are given a base string s. Each day, Momo does not modify it internally, but instead builds a longer string by concatenating copies of the original s. After day 1, the string is exactly s. After day 2, it becomes s + s. After day k, it becomes s repeated k times in a row.
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