diff --git a/exercises/practice/resistor-color-expert/.docs/instructions.md b/exercises/practice/resistor-color-expert/.docs/instructions.md index 7a110832c8..468b8e84ce 100644 --- a/exercises/practice/resistor-color-expert/.docs/instructions.md +++ b/exercises/practice/resistor-color-expert/.docs/instructions.md @@ -1,36 +1,36 @@ # Instructions In this exercise, you are going to create a helpful program so that you don't have to remember the values of the bands. -The program will take 1, 4, or 5 colors as input, and outputs the correct value, in ohms. +The program will take a 1, 4, or 5 colors as input, and outputs the correct value, in ohms. The color bands are encoded as follows: -- Black: 0 -- Brown: 1 -- Red: 2 -- Orange: 3 -- Yellow: 4 -- Green: 5 -- Blue: 6 -- Violet: 7 -- Grey: 8 -- White: 9 - -In `resistor-color trio` you decoded the first three colors. +- black: 0 +- brown: 1 +- red: 2 +- orange: 3 +- yellow: 4 +- green: 5 +- blue: 6 +- violet: 7 +- grey: 8 +- white: 9 + +In [`Resistor Color Trio`][resistor-color-trio-exercie] you decoded the first three color bands. For instance: orange-orange-brown translated to the main value `330`. In this exercise you will need to add _tolerance_ to the mix. Tolerance is the maximum amount that a value can be above or below the main value. -For example, if the last band is green, the maximum tolerance will be ±0.5%. +For example, if the last band is green, the maximum tolerance will be `±0.5%`. The tolerance band will have one of these values: -- Grey - 0.05% -- Violet - 0.1% -- Blue - 0.25% -- Green - 0.5% -- Brown - 1% -- Red - 2% -- Gold - 5% -- Silver - 10% +- grey - 0.05% +- violet - 0.1% +- blue - 0.25% +- green - 0.5% +- brown - 1% +- red - 2% +- gold - 5% +- silver - 10% The four-band resistor is built up like this: @@ -38,10 +38,10 @@ The four-band resistor is built up like this: | ------- | ------- | ---------- | --------- | | Value_1 | Value_2 | Multiplier | Tolerance | -Meaning +Examples: -- orange-orange-brown-green would be 330 ohms with a ±0.5% tolerance. -- orange-orange-red-grey would be 3300 ohms with ±0.05% tolerance. +- orange-orange-brown-green would be `330` ohms with a `±0.5%` tolerance. +- orange-orange-red-grey would be `3300` ohms with `±0.05%` tolerance. The difference between a four and five-band resistor is that the five-band resistor has an extra band to indicate a more precise value. @@ -49,31 +49,33 @@ The difference between a four and five-band resistor is that the five-band resis | ------- | ------- | ------- | ---------- | --------- | | Value_1 | Value_2 | Value_3 | Multiplier | Tolerance | -Meaning +Examples: -- orange-orange-orange-black-green would be 333 ohms with a ±0.5% tolerance. -- orange-red-orange-blue-violet would be 323M ohms with a ±0.10 tolerance. +- orange-orange-orange-black-green would be `333` ohms with a `±0.5%` tolerance. +- orange-red-orange-blue-violet would be `323M` ohms with a `±0.10` tolerance. There are also one band resistors. One band resistors only have the color black with a value of 0. -This exercise is about translating the resistor band colors into a label: +This exercise is about translating an input `list` of resistor band colors into a label: "... ohms ...%" -So an input of "orange", "orange", "black", "green" should return: +So an input `list` of `["orange", "orange", "black", "green"]` should return: "33 ohms ±0.5%" When there are more than a thousand ohms, we say "kiloohms". That's similar to saying "kilometer" for 1000 meters, and "kilograms" for 1000 grams. -So an input of "orange", "orange", "orange", "grey" should return: +So an input `list` of `["orange", "orange", "orange", "grey"]` should return: "33 kiloohms ±0.05%" When there are more than a million ohms, we say "megaohms". -So an input of "orange", "orange", "blue", "red" should return: +So an input `list` of `["orange", "orange", "blue", "red"]` should return: "33 megaohms ±2%" + +[resistor-color-trio-exercie]: https://exercism.org/tracks/python/exercises/resistor-color-trio \ No newline at end of file diff --git a/exercises/practice/resistor-color-expert/.docs/introduction.md b/exercises/practice/resistor-color-expert/.docs/introduction.md index fd9e05efc4..e824a01c33 100644 --- a/exercises/practice/resistor-color-expert/.docs/introduction.md +++ b/exercises/practice/resistor-color-expert/.docs/introduction.md @@ -1,10 +1,14 @@ # Introduction If you want to build something using a Raspberry Pi, you'll probably use _resistors_. -Like the previous `Resistor Color Duo` and `Resistor Color Trio` exercises, you will be translating resistor color bands to human-readable labels. +Like the previous [`Resistor Color Duo`][resistor-color-duo-exercise] and [`Resistor Color Trio`][resistor-color-trio-exercie] exercises, you will be translating resistor color bands to human-readable labels. - Each resistor has a resistance value. - Resistors are small - so small in fact that if you printed the resistance value on them, it would be hard to read. To get around this problem, manufacturers print color-coded bands onto the resistors to denote their resistance values. - Each band acts as a digit of a number. For example, if they printed a brown band (value 1) followed by a green band (value 5), it would translate to the number 15. + + +[resistor-color-duo-exercise]: https://exercism.org/tracks/python/exercises/resistor-color-duo +[resistor-color-trio-exercie]: https://exercism.org/tracks/python/exercises/resistor-color-trio \ No newline at end of file