# All files / algorithms/lib task.js

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     function getReversedNumber(num) {
      const isNegative = num < 0;
      const reverseNumber = parseInt([...("" + Math.abs(num))].reverse().join(""));

      return isNegative ? reverseNumber * -1 : reverseNumber;
    }

    console.log(getReversedNumber(12));
    console.log(getReversedNumber(-123));