package com.hanqi.test;
public class sanjiaoxing {
private double a;
private double b;
private double c;
public double getA() {
return a;
}
public void setA(double a) {
this.a = a;
}
public double getB() {
return b;
}
public void setB(double b) {
this.b = b;
}
public double getC() {
return c;
}
public void setC(double c) {
this.c = c;
}
public double getZhouchang()
{
return a+b+c;
}
}
package com.hanqi.test; public class Test07 { public static void main(String[] args) { sanjiaoxing sjx=new sanjiaoxing(); sjx.setA(10); sjx.setB(20); sjx.setC(30); System.out.println("三边分别是10,20,30的周长是:"+sjx.getZhouchang()); } }