39 lines
574 B
Markdown
39 lines
574 B
Markdown
---
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id: 5900f43a1000cf542c50ff4d
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title: 'Problem 206: Concealed Square'
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challengeType: 5
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forumTopicId: 301847
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dashedName: problem-206-concealed-square
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---
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# --description--
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Find the unique positive integer whose square has the form 1_2_3_4_5_6_7_8_9_0, where each "_" is a single digit.
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# --hints--
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`concealedSquare()` should return `1389019170`.
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```js
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assert.strictEqual(concealedSquare(), 1389019170);
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```
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# --seed--
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## --seed-contents--
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```js
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function concealedSquare() {
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return true;
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}
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concealedSquare();
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```
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# --solutions--
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```js
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// solution required
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```
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