////基本數據類型變量的定義、賦值與輸出
public class Assign {
  public static void main (String args []) {
    int x, y;
    
    float z = 3.414f;
    
    double w = 3.1415;
   
    boolean truth = true;
   
    char c;
   
    String str;
    
    String str1 = "bye";
   
    c = 'A';
   
    str = "Hi out there!";
    
    x = 6;
    y = 1000;    
    //變量的輸出
    System.out.println("integer:"+x+','+y);
    System.out.println("char:"+c);
    System.out.println("float:"+z+','+w);
    System.out.println("boolean:"+true);
    System.out.println("string:"+str+','+str1);    
  }  
}