largestPalindromeProduct(2)
should return a number.
testString: assert(typeof largestPalindromeProduct(2) === 'number');
- text: largestPalindromeProduct(2)
should return 9009.
testString: assert.strictEqual(largestPalindromeProduct(2), 9009);
- text: largestPalindromeProduct(3)
should return 906609.
testString: assert.strictEqual(largestPalindromeProduct(3), 906609);
```