代码如下：public class HelloWorld {public static void main(String []args) {int a = 3, b = 7 ;System.out.println("Hello World!");}public static int f(int a, int b){return a*a + a*b + b*b;}}结果如下：
求java经典小程序代码
代码如下：
public class HelloWorld {
public static void main(String []args) {
int a = 3, b = 7 ;
System.out.println("Hello World!");
}
public static int f(int a, int b){
return a*a + a*b + b*b;
}
}
结果如下：
2020-03-20
代码如下：
public class HelloWorld {
public static void main(String []args) {
int a = 3, b = 7 ;
System.out.println("Hello World!");
}
public static int f(int a, int b){
return a*a + a*b + b*b;
}
}
结果如下：
2020-03-23
