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Relative distance fix #2566

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merged 3 commits into from
May 19, 2025
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Relative distance fix #2566

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3f2de6a
Link horizontally between siblings, no arrows
mk-mxp May 18, 2025
6f53309
Describe why Kevin Bacon is referred
mk-mxp May 18, 2025
250aafb
Specific group of people around Kevin Bacon
mk-mxp May 19, 2025
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24 changes: 12 additions & 12 deletions exercises/relative-distance/instructions.md
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# Instructions

Your task is to determine the degree of separation between two individuals in a family tree.
This is similar to the pop culture idea that everyone is [within six degrees of Kevin Bacon][six-bacons].
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@jiegillet jiegillet May 18, 2025

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Isn't that every actor rather than everyone?
I mean, it might hold true for everyone, but the pop culture idea is about actors.

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@ErikSchierboom ErikSchierboom May 18, 2025

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Yeah, I think making it about just actors is a good idea

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@BNAndras BNAndras May 18, 2025

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I’d be in favor as well. The underlying concept is everyone should be up to six degrees of separation from one another, but the Kevin Bacon game is specifically about actors in Hollywood.


- You will be given an input, with all parent names and their children.
- Each name is unique, a child _can_ have one or two parents.
Expand All @@ -13,22 +14,21 @@ Your task is to determine the degree of separation between two individuals in a
Given the following family tree:

```text
┌──────────┐ ┌──────────┐ ┌───────────┐
│ Helena │ │ Erdős │ │ Shusaku │
└───┬───┬──┘ └─────┬────┘ └──────┬────┘
┌───┘ └───────┐ └──────┬──────┘
▼ ▼ ▼
┌──────────┐ ┌────────┐ ┌──────────┐
│ Isla │ │ Tariq │ │ Kevin │
└────┬─────┘ └────┬───┘ └──────────┘
▼ ▼
┌─────────┐ ┌────────┐
┌──────────┐ ┌──────────┐ ┌───────────┐
│ Helena │ │ Erdős ├─────┤ Shusaku │
└───┬───┬──┘ └─────┬────┘ └────┬──────┘
┌───┘ └───────┐ └───────┬───────┘
┌─────┴────┐ ┌────┴───┐ ┌─────┴────┐
│ Isla ├─────┤ Tariq │ │ Kevin │
└────┬─────┘ └────┬───┘ └──────────┘
│ │
┌────┴────┐ ┌────┴───┐
│ Uma │ │ Morphy │
└─────────┘ └────────┘
```

The degree of separation between Tariq and Uma is 3 (Tariq → Helena → Isla → Uma).
There's no known relationship between Isla and [Kevin][six-bacons], as there is no connection in the given data.
The degree of separation between Tariq and Uma is 2 (Tariq → Isla → Uma).
There's no known relationship between Isla and Kevin, as there is no connection in the given data.
The degree of separation between Uma and Isla is 1.

~~~~exercism/note
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