Ex6_12 코드
package org.javaro.lecture;
public class Ex6_12 {
public static void main(String[] args) {
System.out.println("조병수 "+"20191010"+"-"+"함수");
double x,y;
x=10.0;
y=20.0;
double area=fn_area(x,y);
System.out.println("면적="+area);
}
public static double fn_area(double x,double y)
{
double result;
result=x*y;
return result;
}
}
실행창
