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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6.  
  7. /* Name of the class has to be "Main" only if the class is public. */
  8. class Person {
  9.     private int age;	
  10.     String str="";
  11. 	public Person(int initialAge) {
  12. 	        if(initialAge > 0)
  13. 	        {
  14. 	            age = initialAge;
  15. 	        }
  16. 	        else
  17. 	        {
  18. 	            System.out.println("Age is not valid, setting age to 0.");
  19. 	            age = 0;
  20. 	        }
  21. 	}
  22.  
  23. 	public void amIOld() {
  24.   		if(age < 13)
  25. 	        {
  26. 	            str = "You are young.";   
  27. 	        }
  28. 	        else if(age > 13 && age < 18)
  29. 	        {
  30. 	            str = "You are a teenager.";
  31. 	        }
  32. 	        else
  33. 	        {
  34. 	            str = "You are old.";
  35. 	        }
  36. 	        System.out.println(str);
  37. 	        System.out.println(age);
  38. 	}
  39.  
  40. 	public void yearPasses() {
  41.   		age += 1;
  42. 	}
  43. public static void main(String[] args) {
  44. 	Scanner sc = new Scanner(System.in);
  45. 	int T = sc.nextInt();
  46. 	for (int i = 0; i < T; i++) {
  47. 		int age = sc.nextInt();
  48. 		Person p = new Person(age);
  49. 		p.amIOld();
  50. 		for (int j = 0; j < 3; j++) {
  51. 			p.yearPasses();
  52. 		}
  53. 		p.amIOld();
  54. 		System.out.println();
  55. 	}	
  56. 	sc.close();
  57.     }
  58. }
Success #stdin #stdout 0.05s 711680KB
comments (?)
stdin
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4
-1
10
16
18
stdout
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Age is not valid, setting age to 0.
You are young.
0
You are young.
3

You are young.
10
You are old.
13

You are a teenager.
16
You are old.
19

You are old.
18
You are old.
21
https://ideone.com/qhNX9D
language:
Java (12.0.1)
created:
6 years ago
visibility:
public

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