TotalEarning.java, Java

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/**Develop a Java program that take inputs one salesperson's items sold for last week and calculates and
displays that salesperson's earnings. There's no limit to the number of items that can be sold.*/

import java.util.Scanner;
public class TotalEarning
{
	public static void main(String[] args)
	{
		Scanner sc=new Scanner(System.in);
		int sum=0,itnum;
		System.out.print("How many item you sold:");
		int sold=sc.nextInt();
		System.out.printf("Iteam \t Value(in Rs)\n");
		System.out.printf("1 \t 1000\n");
		System.out.printf("2 \t 700\n");
		System.out.printf("3 \t 800\n");
		System.out.printf("4 \t 985\n");
		for(int i=1;i<=sold;i++)
		{
			System.out.println("Select Item of "+i+" Sold");
			itnum=sc.nextInt();
			switch(itnum)
			{
				case 1: sum=sum+1000;
				break;
				case 2: sum=sum+700;
				break;
				case 3: sum=sum+800;
				break;
				case 4: sum=sum+985;
				break;
			}
		}
		sum=sum*9/100;
		int total=6000+sum;
		System.out.println("total earning of that salesperson is "+total+" Rs.");
	}
}

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Compilation time: 0.63 sec, absolute service time: 0,8 sec