Answer:
import java.util.*;
public class BarChart
{
public static void main(String args[])
{
int arr[]=new int[5];
Scanner sc=new Scanner(System.in);
for(int i=0;i<5;i++)
{
while(true){
System.out.println("Enter today's sale for store "+(i+1)+" (negative value not allowed)");
arr[i]=sc.nextInt();
if(arr[i]>0)
break;
}
}
System.out.println("SALES BAR CHART");
for(int i=0;i<5;i++)
{
System.out.println("Store "+(i+1)+": ");
for(int j=0;j<arr[i];j=j+100)
{
System.out.print("*");
}
System.out.println("");
}
}
}