From d9a52d3a173d8f36c51cb1373d7c5ab173fca66a Mon Sep 17 00:00:00 2001 From: G-J van Rooyen Date: Sat, 7 Sep 2024 14:33:46 +0200 Subject: [PATCH] Added the eliuds-eggs exercise --- config.json | 8 ++++ .../eliuds-eggs/.docs/instructions.md | 8 ++++ .../eliuds-eggs/.docs/introduction.md | 47 +++++++++++++++++++ .../practice/eliuds-eggs/.meta/config.json | 19 ++++++++ .../.meta/eliuds_eggs_example.odin | 11 +++++ .../practice/eliuds-eggs/.meta/tests.toml | 22 +++++++++ .../practice/eliuds-eggs/eliuds_eggs.odin | 5 ++ .../eliuds-eggs/eliuds_eggs_test.odin | 28 +++++++++++ 8 files changed, 148 insertions(+) create mode 100644 exercises/practice/eliuds-eggs/.docs/instructions.md create mode 100644 exercises/practice/eliuds-eggs/.docs/introduction.md create mode 100644 exercises/practice/eliuds-eggs/.meta/config.json create mode 100644 exercises/practice/eliuds-eggs/.meta/eliuds_eggs_example.odin create mode 100644 exercises/practice/eliuds-eggs/.meta/tests.toml create mode 100644 exercises/practice/eliuds-eggs/eliuds_eggs.odin create mode 100644 exercises/practice/eliuds-eggs/eliuds_eggs_test.odin diff --git a/config.json b/config.json index c6e362a..2e46161 100644 --- a/config.json +++ b/config.json @@ -122,6 +122,14 @@ "practices": [], "prerequisites": [], "difficulty": 1 + }, + { + "slug": "eliuds-eggs", + "name": "Eliud's Eggs", + "uuid": "af0818fb-e7b1-4dd3-9780-b71a61ef80ad", + "practices": [], + "prerequisites": [], + "difficulty": 1 } ] }, diff --git a/exercises/practice/eliuds-eggs/.docs/instructions.md b/exercises/practice/eliuds-eggs/.docs/instructions.md new file mode 100644 index 0000000..b0c2df5 --- /dev/null +++ b/exercises/practice/eliuds-eggs/.docs/instructions.md @@ -0,0 +1,8 @@ +# 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. diff --git a/exercises/practice/eliuds-eggs/.docs/introduction.md b/exercises/practice/eliuds-eggs/.docs/introduction.md new file mode 100644 index 0000000..49eaffd --- /dev/null +++ b/exercises/practice/eliuds-eggs/.docs/introduction.md @@ -0,0 +1,47 @@ +# 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 +``` diff --git a/exercises/practice/eliuds-eggs/.meta/config.json b/exercises/practice/eliuds-eggs/.meta/config.json new file mode 100644 index 0000000..b17daa7 --- /dev/null +++ b/exercises/practice/eliuds-eggs/.meta/config.json @@ -0,0 +1,19 @@ +{ + "authors": [ + "gvrooyen" + ], + "files": { + "solution": [ + "eliuds_eggs.odin" + ], + "test": [ + "eliuds_eggs_test.odin" + ], + "example": [ + ".meta/eliuds_eggs_example.odin" + ] + }, + "blurb": "Help Eliud count the number of eggs in her chicken coop by counting the number of 1 bits in a binary representation.", + "source": "Christian Willner, Eric Willigers", + "source_url": "https://forum.exercism.org/t/new-exercise-suggestion-pop-count/7632/5" +} diff --git a/exercises/practice/eliuds-eggs/.meta/eliuds_eggs_example.odin b/exercises/practice/eliuds-eggs/.meta/eliuds_eggs_example.odin new file mode 100644 index 0000000..6276096 --- /dev/null +++ b/exercises/practice/eliuds-eggs/.meta/eliuds_eggs_example.odin @@ -0,0 +1,11 @@ +package eliuds_eggs + +egg_count :: proc(number: uint) -> uint { + count: uint = 0 + n := number + for n > 0 { + if n % 2 == 1 do count += 1 + n /= 2 + } + return count +} diff --git a/exercises/practice/eliuds-eggs/.meta/tests.toml b/exercises/practice/eliuds-eggs/.meta/tests.toml new file mode 100644 index 0000000..e11683c --- /dev/null +++ b/exercises/practice/eliuds-eggs/.meta/tests.toml @@ -0,0 +1,22 @@ +# This is an auto-generated file. +# +# Regenerating this file via `configlet sync` will: +# - Recreate every `description` key/value pair +# - Recreate every `reimplements` key/value pair, where they exist in problem-specifications +# - Remove any `include = true` key/value pair (an omitted `include` key implies inclusion) +# - Preserve any other key/value pair +# +# As user-added comments (using the # character) will be removed when this file +# is regenerated, comments can be added via a `comment` key. + +[559e789d-07d1-4422-9004-3b699f83bca3] +description = "0 eggs" + +[97223282-f71e-490c-92f0-b3ec9e275aba] +description = "1 egg" + +[1f8fd18f-26e9-4144-9a0e-57cdfc4f4ff5] +description = "4 eggs" + +[0c18be92-a498-4ef2-bcbb-28ac4b06cb81] +description = "13 eggs" diff --git a/exercises/practice/eliuds-eggs/eliuds_eggs.odin b/exercises/practice/eliuds-eggs/eliuds_eggs.odin new file mode 100644 index 0000000..10b0169 --- /dev/null +++ b/exercises/practice/eliuds-eggs/eliuds_eggs.odin @@ -0,0 +1,5 @@ +package eliuds_eggs + +egg_count :: proc(number: uint) -> uint { + #panic("Please implement the `egg_count` procedure.") +} diff --git a/exercises/practice/eliuds-eggs/eliuds_eggs_test.odin b/exercises/practice/eliuds-eggs/eliuds_eggs_test.odin new file mode 100644 index 0000000..1e826b6 --- /dev/null +++ b/exercises/practice/eliuds-eggs/eliuds_eggs_test.odin @@ -0,0 +1,28 @@ +/* These are the unit tests for the exercise. Only the first one is enabled to start with. You can + * enable the other tests by uncommenting the `@(test)` attribute of the test procedure. Your + * solution should pass all tests before it is ready for submission. + */ + +package eliuds_eggs + +import "core:testing" + +@(test) +test_0_eggs :: proc(t: ^testing.T) { + testing.expect_value(t, egg_count(0), 0) +} + +// @(test) +test_1_egg :: proc(t: ^testing.T) { + testing.expect_value(t, egg_count(16), 1) +} + +// @(test) +test_4_eggs :: proc(t: ^testing.T) { + testing.expect_value(t, egg_count(89), 4) +} + +// @(test) +test_13_eggs :: proc(t: ^testing.T) { + testing.expect_value(t, egg_count(2_000_000_000), 13) +}