عبد الرحمن صالح المغيصيب

import java.util.*;
public class JavaApplication2 {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        System.out.println("enter the number of emplyees for all departments");
        int x= in.nextInt();// input is 3
        int arr[][]= new int[3][x];
        int sum=0;
        int avg=0;
        int last=0;
        String details="\t\temployee information\t\t\n";
        for(int i=0;i<3;i++){
        for(int j =0;j<x;j++)
        {
        System.out.println("enter age of employee number "+(j+1)+" department number "+(i+1));
        arr[j][i]= in.nextInt();
         if (arr[j][i]<1||arr[j][i]>59){
            System.out.println("employee age should be bigger than 1 and lower than 59 please try again");
        j--;} else  {details+=("employee number "+(j+1)+" age is : "+arr[j][i]+" what is left of his service is :"+(60-arr[j][i])+"\n");
        sum+=arr[j][i];}
        }
        details+="\n"+x+" is the number of employees in department number "+(i+1)+"  the summation of their age is : "+sum+" the average of their age is "+(sum/3)+"\n";
        details+="\n---------------------------------------------------------------------------\n";
        sum=0;
        }
        System.out.println(details);
    }
}