package bgio;

public class cjava {

    public static void main(String[] args) {

printstar();

print_message();

printstar();

    }

    static void printstar()

    {

        System.out.println("*******************");

    }

    static void print_message() {

        System.out.println("Weclome to java!");

    }

}

import java.util.Scanner;

public class cjava {

    public static void main(String[] args) {

int a,b,c;

System.out.println("please enter two integer number:");

Scanner s=new Scanner(System.in);

a=s.nextInt();

b=s.nextInt();

c=max(a,b);

System.out.println("max="+c);

    }

    static int max(int x,int y) {

        int z;

        z=x>y?x:y;

        return z;

    }

}

import java.util.Scanner;

public class cjava {

    public static void main(String[] args) {

float a,b,c;

System.out.println("please enter a,b:");

Scanner s=new Scanner(System.in);

a=s.nextInt();

b=s.nextInt();

c=add(a,b);

System.out.println("和为:"+c);

    }

    static float add(float x,float y) {

        float z;

        z=x+y;

        return z;

    }

}