How to output the age range according to the age range by Java

Today, I would like to share with you how Java can output age-related knowledge points according to the age range. The content is detailed and the logic is clear. I believe most people still know too much about this knowledge, so share this article for your reference. I hope you can get something after reading this article. Let's take a look.

I. Export the age range according to the age range

The required age groups are juvenile (less than 18 years old), young people (19-28), middle-aged (29-55) and old people (over 56).

Import java.util.Scanner; public static void main0 (String [] args) {Scanner scan = new Scanner (System.in); System.out.print ("Please enter the age of this person:"); int age= scan.nextInt (); if (age > = 0 & & age=19 & & age=29 & & age=56) {System.out.println ("old age") 2. Print 1-100 primes public static void main (String [] args) {int ionome1; int juni2; int count=0; for