JAVA第一次作业

作业1

 

package works;

public class work_001 {

public static void main(String[] args) {
// TODO Auto-generated method stub
System.out.println("193230329");
System.out.println("计算机1903班");
System.out.println("杨恭博");
}

}

作业2

package works;

public class work_002 {

public static void main(String[] args) {
// TODO Auto-generated method stub

System.out.println(" *");
System.out.println(" ***");
System.out.println("*****");
System.out.println(" ***");
System.out.println(" *");
}
}
// *
// ***
//*****
// ***
// *

 

 

 

作业3

 

package works;

public class work_003 {

public static void main(String[] args) {
// TODO Auto-generated method stub
int a=5;
int b=8;
System.out.println(a*a+b*b);
}

}