Array Largest Number Combination LeetCode (Largest Number - Arrange given numbers to form biggest number)

Given a list of non negative integers, arrange them such that they form the largest number.

Example 1:

• Input: [10,2]
• Output: "210"

Example 2:

• Input: [3,30,34,5,9]
• Output: "9534330"

NOTE: The result may be very large, so you need to return a string instead of an integer.

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Solution: