package com.test.learnJava;
public class LineNum {
public static void main(String[] args) {
System.out.println("123");
int ij = 0;
String s = "ij=";
for (; ; ) {
JavaLine javaLine = new JavaLine();
javaLine.P(s + ij);
ij++;
try {
Thread.sleep(1000);
} catch (Exception e) {
e.printStackTrace();
}
}
}
}
class JavaLine {
public static void P(String s) {
System.out.println(s);
}
}
