fix(learn): avoid conflict with spring forward EST to EDT (#39681)
March 8, 2009 is the weekend of spring forward to EDT in the US. This change moves the example date and test back one day to add twelve hours to a time on March 6, 2009, resulting in a time on March 7, 2009.pull/39691/head
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@ -8,8 +8,8 @@ forumTopicId: 302244
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## Description
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<section id='description'>
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Given a date string in EST, output the given date as a string with 12 hours added to the time. Time zone should be preserved.
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Example input: <code>"March 7 2009 7:30pm EST"</code>
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Example output: <code>"March 8 2009 7:30am EST"</code>
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Example input: <code>"March 6 2009 7:30pm EST"</code>
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Example output: <code>"March 7 2009 7:30am EST"</code>
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</section>
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## Instructions
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@ -28,8 +28,8 @@ tests:
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testString: assert(typeof add12Hours('January 17 2017 11:43am EST') === 'string');
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- text: <code>add12Hours("January 17 2017 11:43am EST")</code> should return <code>"January 17 2017 11:43pm EST"</code>
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testString: assert(add12Hours('January 17 2017 11:43am EST') === 'January 17 2017 11:43pm EST');
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- text: Should handle day change. <code>add12Hours("March 7 2009 7:30pm EST")</code> should return <code>"March 8 2009 7:30am EST"</code>
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testString: assert(add12Hours('March 7 2009 7:30pm EST') === 'March 8 2009 7:30am EST');
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- text: Should handle day change. <code>add12Hours("March 6 2009 7:30pm EST")</code> should return <code>"March 7 2009 7:30am EST"</code>
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testString: assert(add12Hours('March 6 2009 7:30pm EST') === 'March 7 2009 7:30am EST');
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- text: Should handle month change in a leap years. <code>add12Hours("February 29 2004 9:15pm EST")</code> should return <code>"March 1 2004 9:15am EST"</code>
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testString: assert(add12Hours('February 29 2004 9:15pm EST') === 'March 1 2004 9:15am EST');
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- text: Should handle month change in a common years. <code>add12Hours("February 28 1999 3:15pm EST")</code> should return <code>"March 1 1999 3:15am EST"</code>
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