fix: replace .english.md extension with .md

curriculum/challenges/english/10-coding-interview-prep/rosetta-code/date-format.md

@@ -0,0 +1,93 @@
+---
+title: Date format
+id: 59669d08d75b60482359409f
+challengeType: 5
+forumTopicId: 302243
+---
+
+## Description
+<section id='description'>
+Return an array with the current date in the formats:
+<ul>
+  <li>2007-11-23</li>
+  <li>Sunday, November 23, 2007</li>
+</ul>
+Example output: <code>['2007-11-23', 'Sunday, November 23, 2007']</code>
+</section>
+
+## Instructions
+<section id='instructions'>
+
+</section>
+
+## Tests
+<section id='tests'>
+
+```yml
+tests:
+  - text: <code>getDateFormats</code> should be a function.
+    testString: assert(typeof getDateFormats === 'function');
+  - text: <code>getDateFormats</code> should return an object.
+    testString: assert(typeof getDateFormats() === 'object');
+  - text: <code>getDateFormats</code> should return an array with 2 elements.
+    testString: assert(getDateFormats().length === 2);
+  - text: <code>getDateFormats</code> should return the correct date in the right format
+    testString: assert.deepEqual(getDateFormats(), dates, equalsMessage);
+
+```
+
+</section>
+
+## Challenge Seed
+<section id='challengeSeed'>
+
+<div id='js-seed'>
+
+```js
+function getDateFormats() {
+
+  return true;
+}
+```
+
+</div>
+
+
+### After Test
+<div id='js-teardown'>
+
+```js
+const getDateSolution = () => {
+  const date = new Date();
+  const weekdays = ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'];
+  const months = ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December'];
+  const fmt1 = `${date.getFullYear()}-${(1 + date.getMonth())}-${date.getDate()}`;
+  const fmt2 = `${weekdays[date.getDay()]}, ${months[date.getMonth()]} ${date.getDate()}, ${date.getFullYear()}`;
+  return [fmt1, fmt2];
+};
+
+const dates = getDateSolution();
+const equalsMessage = `message: <code>getDataFormats()</code> should return <code>["${dates[0]}", "${dates[1]}"]</code>.`;
+```
+
+</div>
+
+</section>
+
+## Solution
+<section id='solution'>
+
+
+```js
+function getDateFormats() {
+  const date = new Date();
+  const weekdays = ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'];
+  const months = ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December'];
+  const fmt1 = `${date.getFullYear()}-${(1 + date.getMonth())}-${date.getDate()}`;
+  const fmt2 = `${weekdays[date.getDay()]}, ${months[date.getMonth()]} ${date.getDate()}, ${date.getFullYear()}`;
+  return [fmt1, fmt2];
+}
+
+```
+
+</section>