博客

package java_2;

public class MaxDemo {
    public void max(float a, float b){
        float max;
        if(a>b){
            max = a;
        }else{
            max = b;
        }
        System.out.println(a+"和"+b+"中最大值为："+max);
    }
    public static void main(String[] args){
        MaxDemo num = new MaxDemo();
        int a = 5, b = 7;
        num.max(a, b);
        float m = 5.7f, n = 9.7f;
        num.max(m, n);
        num.max(9.4f, 5.3f);
    }
}

输出：

5.0和7.0中最大值为：7.0
5.7和9.7中最大值为：9.7
9.4和5.3中最大值为：9.4