package com.imooc.multithreading;
public class LetterTest {
public static void main(String[] args) {
Letter letter=new Letter();
Thread test=new Thread(letter);
test.run();
}
}
package com.imooc.multithreading;
public class Letter implements Runnable{
private char[] letter=new char[26];
public Letter() {
this.setLetter(letter);
}
public char[] getLetter() {
return letter;
}
public void setLetter(char[] letter) {
int k=0; 
for(char i='a'; i<='z'; i++) {
letter[k]=i;
k++;
}
}
 @Override
public void run() {
 for(int i=0; i<26; i++) {
 System.out.print(letter[i]);
 } 
}
}

​