Question

How to find the length of the second smallest word in a string with Java

Answer 1

import java.util.Arrays;

public class Program {
    public static int secondSmallestWordLength(String str) {
        String[] arr = str.split(" ");
        
        if (arr.length < 2) {
            return -1;
        }
        
        int[] lengths = new int[arr.length];
        
        for (int i = 0; i < arr.length; i++) {
            lengths[i] = arr[i].length();
        }
        
        Arrays.sort(lengths);
        
        return lengths[1];
    }
    
    public static void main(String[] args) {
        String str = "java c++ python c# javascript";
        
        System.out.println(secondSmallestWordLength(str));
    }
}



/*
run:

3

*/

 

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