id	title	challengeType	forumTopicId	dashedName
5900f43a1000cf542c50ff4d	Problem 206: Concealed Square	5	301847	problem-206-concealed-square

--description--

mirror of https://github.com/freeCodeCamp/freeCodeCamp.git

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.

--hints--

euler206() should return 1389019170.

assert.strictEqual(euler206(), 1389019170);

function euler206() {

  return true;
}

euler206();

// solution required