Given two non-negative integers as strings num1 and num2, return their product as a string. Do not use built-in big integer libraries.
Example:
Input: 123
456
Output: 56088Input format: Line 1 = num1, line 2 = num2.
Given two non-negative integers as strings num1 and num2, return their product as a string. Do not use built-in big integer libraries.
Example:
Input: 123
456
Output: 56088Input format: Line 1 = num1, line 2 = num2.