Merge pull request #764 from evyatarmeged/master

[FEATURE] add celsiusToFahrenheit and fahrenheitToCelsius

snippets_archive/celsiusToFahrenheit.md

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+### celsiusToFahrenheit
+
+Celsius to Fahrenheit temperature conversion.
+
+Follows the conversion formula `F =  1.8C + 32`.
+
+```js
+const celsiusToFahrenheit = degrees => 1.8 * degrees + 32;
+```
+
+```js
+celsiusToFahrenheit(33) // 91.4
+```

snippets_archive/fahrenheitToCelsius.md

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+### fahrenheitToCelsius
+
+Fahrenheit to Celsius temperature conversion.
+
+Follows the conversion formula `C = (F - 32) * 5/9`.
+
+```js
+const fahrenheitToCelsius = degrees => (degrees - 32) * 5/9;
+```
+
+```js
+fahrenheitToCelsius(32); // 0
+```