Package g0601_0700.s0670_maximum_swap

Class Solution

java.lang.Object

g0601_0700.s0670_maximum_swap.Solution

public class Solution
extends Object

670 - Maximum Swap.<p>Medium</p> <p>You are given an integer <code>num</code>. You can swap two digits at most once to get the maximum valued number.</p> <p>Return <em>the maximum valued number you can get</em>.</p> <p><strong>Example 1:</strong></p> <p><strong>Input:</strong> num = 2736</p> <p><strong>Output:</strong> 7236</p> <p><strong>Explanation:</strong> Swap the number 2 and the number 7.</p> <p><strong>Example 2:</strong></p> <p><strong>Input:</strong> num = 9973</p> <p><strong>Output:</strong> 9973</p> <p><strong>Explanation:</strong> No swap.</p> <p><strong>Constraints:</strong></p> <ul> <li><code>0 <= num <= 10⁸</code></li> </ul>

Constructor Summary

Constructors

Constructor	Description
Solution()

Method Summary

Modifier and Type	Method	Description
int	maximumSwap(int num)

Methods inherited from class java.lang.Object

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

Constructor Details

Solution

public Solution()

Method Details

maximumSwap

public int maximumSwap(int num)