freeCodeCamp Challenge Guide: Lychrel numbers

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Lychrel numbers

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Solutions

Solution 1 (Click to Show/Hide)

function isLychrel(n) {
  function reverse(num) {
    return parseInt(
      num
        .toString()
        .split('')
        .reverse()
        .join('')
    );
  }
  var i;
  for (i = 0; i < 500; i++) {
    n = n + reverse(n);
    if (n == reverse(n)) break;
  }
  return i == 500;
}