第一个程序HelloWorld及常见问题解决和练习

public class hello world{
   public static void main(String[] args){
      System.out.println();
}
}

package com.company;

public class Main {

    public static void main(String[] args) {
        System.out.println("HelloWorld");
        System.out.println("姓名：T&K"+‘\n‘+"性别：男"+‘\n‘+"籍贯：新疆"+‘\n‘+"住址：吃饭学院");
        System.out.println(‘\t‘+"*"+‘\t‘+‘\t‘+‘\t‘+‘\t‘+‘\t‘+‘\t‘+‘\t‘+‘\t‘+"*"+‘\t‘
        +‘\n‘+"*"+‘\t‘+‘\t‘+"*"+‘\t‘+‘\t‘+"I Love You"+‘\t‘+‘\t‘+"*"+"\t"+‘\t‘+"*"
        +‘\n‘+‘\t‘+"*"+‘\t‘+‘\t‘+‘\t‘+‘\t‘+‘\t‘+‘\t‘+‘\t‘+‘\t‘+"*"+‘\t‘
        +‘\n‘+‘\t‘+‘\t‘+"*"+‘\t‘+‘\t‘+‘\t‘+‘\t‘+‘\t‘+‘\t‘+"*"+‘\t‘+‘\t‘
        +‘\n‘+‘\t‘+‘\t‘+‘\t‘+"*"+‘\t‘+‘\t‘+‘\t‘+‘\t‘+"*"+‘\t‘+‘\t‘+‘\t‘
        +‘\n‘+‘\t‘+‘\t‘+‘\t‘+‘\t‘+"*"+‘\t‘+‘\t‘+"*"+‘\t‘+‘\t‘+‘\t‘+‘\t‘
        +‘\n‘+‘\t‘+‘\t‘+‘\t‘+‘\t‘+‘\t‘+"*"+‘\t‘+‘\t‘+‘\t‘+‘\t‘+‘\t‘);
    // write your code here
    }
}