Question

How to generate random lowercase letters in Java

Answer 1

package javaapplication1;
 
public class JavaApplication1 {
 
    public static void main(String[] args) {
 
        for (int i=0; i < 10; i++)
        {
            System.out.println((char)('a' + Math.random() * ('z' - 'a')));          
        }
    }
}
 
 
/*
 
run:
                    
i
q
e
u
t
y
n
d
c
j
  
*/

 

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Answer 2

package javaapplication1;
 
import java.util.Arrays;

public class JavaApplication1 {
 
    public static void main(String[] args) {
 
        char [] arr = new char[10];
        
        for (int i=0; i < 10; i++)
        {
            arr[i] = (char)('a' + Math.random() * ('z' - 'a'));          
        }
        System.out.println(Arrays.toString(arr));    
        System.out.println(arr);    
    }
}
 
 
/*
 
run:
                    
[a, g, u, s, r, k, b, m, p, u]
agusrkbmpu
  
*/

 

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