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[gleam] complete eliuds-eggs
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joaofnds committed Mar 22, 2024
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4 changes: 4 additions & 0 deletions gleam/eliuds-eggs/.gitignore
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*.beam
*.ez
build
erl_crash.dump
32 changes: 32 additions & 0 deletions gleam/eliuds-eggs/HELP.md
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# Help

## Running the tests

To run the tests, run the command `gleam test` from within the exercise directory.

## Submitting your solution

You can submit your solution using the `exercism submit src/eliuds_eggs.gleam` command.
This command will upload your solution to the Exercism website and print the solution page's URL.

It's possible to submit an incomplete solution which allows you to:

- See how others have completed the exercise
- Request help from a mentor

## Need to get help?

If you'd like help solving the exercise, check the following pages:

- The [Gleam track's documentation](https://exercism.org/docs/tracks/gleam)
- The [Gleam track's programming category on the forum](https://forum.exercism.org/c/programming/gleam)
- [Exercism's programming category on the forum](https://forum.exercism.org/c/programming/5)
- The [Frequently Asked Questions](https://exercism.org/docs/using/faqs)

Should those resources not suffice, you could submit your (incomplete) solution to request mentoring.

To get help if you're having trouble, you can use one of the following resources:

- [gleam.run](https://gleam.run/documentation/) is the gleam official documentation.
- [Discord](https://discord.gg/Fm8Pwmy) is the discord channel.
- [StackOverflow](https://stackoverflow.com/questions/tagged/gleam) can be used to search for your problem and see if it has been answered already. You can also ask and answer questions.
71 changes: 71 additions & 0 deletions gleam/eliuds-eggs/README.md
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# Eliud's Eggs

Welcome to Eliud's Eggs on Exercism's Gleam Track.
If you need help running the tests or submitting your code, check out `HELP.md`.

## Introduction

Your friend Eliud inherited a farm from her grandma Tigist.
Her granny was an inventor and had a tendency to build things in an overly complicated manner.
The chicken coop has a digital display showing an encoded number representing the positions of all eggs that could be picked up.

Eliud is asking you to write a program that shows the actual number of eggs in the coop.

The position information encoding is calculated as follows:

1. Scan the potential egg-laying spots and mark down a `1` for an existing egg or a `0` for an empty spot.
2. Convert the number from binary to decimal.
3. Show the result on the display.

Example 1:

```text
Chicken Coop:
_ _ _ _ _ _ _
|E| |E|E| | |E|
Resulting Binary:
1 0 1 1 0 0 1
Decimal number on the display:
89
Actual eggs in the coop:
4
```

Example 2:

```text
Chicken Coop:
_ _ _ _ _ _ _ _
| | | |E| | | | |
Resulting Binary:
0 0 0 1 0 0 0 0
Decimal number on the display:
16
Actual eggs in the coop:
1
```

## Instructions

Your task is to count the number of 1 bits in the binary representation of a number.

## Restrictions

Keep your hands off that bit-count functionality provided by your standard library!
Solve this one yourself using other basic tools instead.

## Source

### Created by

- @BNAndras

### Based on

Christian Willner, Eric Willigers - https://forum.exercism.org/t/new-exercise-suggestion-eliuds-eggs/7632/5
11 changes: 11 additions & 0 deletions gleam/eliuds-eggs/gleam.toml
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name = "eliuds_eggs"
version = "0.1.0"

[dependencies]
gleam_bitwise = "~> 1.2"
gleam_otp = "~> 0.7 or ~> 1.0"
gleam_stdlib = "~> 0.32 or ~> 1.0"
simplifile = "~> 1.0"

[dev-dependencies]
exercism_test_runner = "~> 1.4"
26 changes: 26 additions & 0 deletions gleam/eliuds-eggs/manifest.toml
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# This file was generated by Gleam
# You typically do not need to edit this file

packages = [
{ name = "argv", version = "1.0.1", build_tools = ["gleam"], requirements = [], otp_app = "argv", source = "hex", outer_checksum = "A6E9009E50BBE863EB37D963E4315398D41A3D87D0075480FC244125808F964A" },
{ name = "exercism_test_runner", version = "1.7.0", build_tools = ["gleam"], requirements = ["argv", "gap", "glance", "gleam_community_ansi", "gleam_erlang", "gleam_json", "gleam_stdlib", "simplifile"], otp_app = "exercism_test_runner", source = "hex", outer_checksum = "2FC1BADB19BEC2AE77BFD2D3A606A014C85412A7B874CAFC4BA8CF04B0B257CD" },
{ name = "gap", version = "1.1.0", build_tools = ["gleam"], requirements = ["gleam_community_ansi", "gleam_stdlib"], otp_app = "gap", source = "hex", outer_checksum = "2EE1B0A17E85CF73A0C1D29DA315A2699117A8F549C8E8D89FA8261BE41EDEB1" },
{ name = "glance", version = "0.8.2", build_tools = ["gleam"], requirements = ["gleam_stdlib", "glexer"], otp_app = "glance", source = "hex", outer_checksum = "ACF09457E8B564AD7A0D823DAFDD326F58263C01ACB0D432A9BEFDEDD1DA8E73" },
{ name = "gleam_bitwise", version = "1.3.1", build_tools = ["gleam"], requirements = [], otp_app = "gleam_bitwise", source = "hex", outer_checksum = "B36E1D3188D7F594C7FD4F43D0D2CE17561DE896202017548578B16FE1FE9EFC" },
{ name = "gleam_community_ansi", version = "1.4.0", build_tools = ["gleam"], requirements = ["gleam_community_colour", "gleam_stdlib"], otp_app = "gleam_community_ansi", source = "hex", outer_checksum = "FE79E08BF97009729259B6357EC058315B6FBB916FAD1C2FF9355115FEB0D3A4" },
{ name = "gleam_community_colour", version = "1.3.0", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "gleam_community_colour", source = "hex", outer_checksum = "A49A5E3AE8B637A5ACBA80ECB9B1AFE89FD3D5351FF6410A42B84F666D40D7D5" },
{ name = "gleam_erlang", version = "0.24.0", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "gleam_erlang", source = "hex", outer_checksum = "26BDB52E61889F56A291CB34167315780EE4AA20961917314446542C90D1C1A0" },
{ name = "gleam_json", version = "1.0.0", build_tools = ["gleam"], requirements = ["gleam_stdlib", "thoas"], otp_app = "gleam_json", source = "hex", outer_checksum = "8B197DD5D578EA6AC2C0D4BDC634C71A5BCA8E7DB5F47091C263ECB411A60DF3" },
{ name = "gleam_otp", version = "0.10.0", build_tools = ["gleam"], requirements = ["gleam_erlang", "gleam_stdlib"], otp_app = "gleam_otp", source = "hex", outer_checksum = "0B04FE915ACECE539B317F9652CAADBBC0F000184D586AAAF2D94C100945D72B" },
{ name = "gleam_stdlib", version = "0.36.0", build_tools = ["gleam"], requirements = [], otp_app = "gleam_stdlib", source = "hex", outer_checksum = "C0D14D807FEC6F8A08A7C9EF8DFDE6AE5C10E40E21325B2B29365965D82EB3D4" },
{ name = "glexer", version = "0.7.0", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "glexer", source = "hex", outer_checksum = "4484942A465482A0A100936E1E5F12314DB4B5AC0D87575A7B9E9062090B96BE" },
{ name = "simplifile", version = "1.5.0", build_tools = ["gleam"], requirements = ["gleam_stdlib"], otp_app = "simplifile", source = "hex", outer_checksum = "EB9AA8E65E5C1E3E0FDCFC81BC363FD433CB122D7D062750FFDF24DE4AC40116" },
{ name = "thoas", version = "0.4.1", build_tools = ["rebar3"], requirements = [], otp_app = "thoas", source = "hex", outer_checksum = "4918D50026C073C4AB1388437132C77A6F6F7C8AC43C60C13758CC0ADCE2134E" },
]

[requirements]
exercism_test_runner = { version = "~> 1.4" }
gleam_bitwise = { version = "~> 1.2" }
gleam_otp = { version = "~> 0.7 or ~> 1.0" }
gleam_stdlib = { version = "~> 0.32 or ~> 1.0" }
simplifile = { version = "~> 1.0" }
8 changes: 8 additions & 0 deletions gleam/eliuds-eggs/src/eliuds_eggs.gleam
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import gleam/int
import gleam/result

pub fn egg_count(number: Int) -> Int {
int.digits(number, 2)
|> result.unwrap([])
|> int.sum
}
27 changes: 27 additions & 0 deletions gleam/eliuds-eggs/test/eliuds_eggs_test.gleam
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import eliuds_eggs
import exercism/should
import exercism/test_runner

pub fn main() {
test_runner.main()
}

pub fn zero_eggs_test() {
eliuds_eggs.egg_count(0)
|> should.equal(0)
}

pub fn one_egg_test() {
eliuds_eggs.egg_count(16)
|> should.equal(1)
}

pub fn four_eggs_test() {
eliuds_eggs.egg_count(89)
|> should.equal(4)
}

pub fn thirteen_eggs_test() {
eliuds_eggs.egg_count(2_000_000_000)
|> should.equal(13)
}

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