g0601_0700.s0670_maximum_swap

Class Solution

java.lang.Object

g0601_0700.s0670_maximum_swap.Solution

public class Solution
extends Object

670 - Maximum Swap.

Medium

You are given an integer num. You can swap two digits at most once to get the maximum valued number.

Return the maximum valued number you can get.

Example 1:

Input: num = 2736

Output: 7236

Explanation: Swap the number 2 and the number 7.

Example 2:

Input: num = 9973

Output: 9973

Explanation: No swap.

Constraints:

• 0 <= num <= 108

Constructor Summary

Constructors

Constructor and Description
Solution()

Method Summary

Modifier and Type	Method and Description
int	maximumSwap(int num)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Solution

public Solution()

Method Detail

maximumSwap

public int maximumSwap(int num)