Java Program to Find Number of available Seats in a College | IT2305 - Java Programming Lab

AIM:
 To write a Java program to find number of available seats in a college in IT2305 - Java Programming Laboratory.

SOURCE CODE:

import java.util.*;
class AvailSeat
{
        String a[][];
        int b[][],i;
        public AvailSeat(int x,int y)
        {
                a=new String[x][];
                b=new int[6][];
                for(int i=0;i<a.length;i++)
                        a[i]=new String[y];
                for(int j=0;j<b.length;j++)
                        b[j]=new int[6];
        }
        public AvailSeat()
        {
                a=new String[0][0];
                b=new int[0][0];
        }
        public void getData()
        {

               System.out.println("Enter the 5 Department name");
               Scanner sin=new Scanner(System.in);
                for(int j=0;j<a[0].length;j++)
                {
                        a[0][j]=sin.next();
                }
                System.out.println("Enter the available no of seats:");
                for(int i=0;i<5;i++)
                {
                        for(int j=0;j<5;j++)
                        {
                                b[i][j]=sin.nextInt();
                        }
                }
        }
        public void displayData()
        {
                System.out.println("****************************************");
                for(int i=0;i<a[0].length;i++)
                {
                        System.out.print(a[0][i]);
                        System.out.print("\t");
                }
                System.out.println();
                System.out.println("*****************************************");
                for(int i=0;i<b.length;i++)
                {
                        for(int j=0;j<b.length;j++)
                        {
                                System.out.print(b[i][j]);
                                System.out.print("\t");
                        }
                        System.out.println("\t");
                }
                System.out.println("*****************************************");
        }
        public void calculateSum()
        {
                for(int i=0;i<5;i++)
                    b[5][i]=b[0][i]+b[1][i]+b[2][i]+b[4][i]+b[5][i]+b[3][i];
                for(int i=0;i<5;i++)
                        for(int j=0;j<5;j++)
                        {
                                b[i][5]+=b[i][j];
                        }
        }
}
public class CollegeAvail
{
        public static void main(String args[])
        {
                AvailSeat a1=new AvailSeat(5,5);
                a1.getData();
                a1.calculateSum();
                a1.displayData();
        }
}

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