import java.util.Scanner;
import java.io.*;
public class stock
{
double st=0,ttl=0;
char tekan;
void input()throws IOException
{
do
{
double ttl=0;
Scanner input=new Scanner (System.in);
System.out.print("Nama Barang
:");
String nb=input.nextLine();
Scanner input1=new Scanner (System.in);
System.out.print("Stock Barang
:");
int sb=input1.nextInt();
Scanner input2=new Scanner(System.in);
int i=1;
float n;
System.out.print("Masukan Banyaknya transaksi
:");
n=input2.nextFloat();
while (i<=n){
System.out.println("Pembeli Ke-"+i);
Scanner input3=new Scanner(System.in);
System.out.print("Nama Pembeli
:");
String np=input3.nextLine();
Scanner input4=new Scanner(System.in);
System.out.print("Jumlah Beli
:");
int jb=input4.nextInt();
ttl+=jb;
i++;}
st=(sb-ttl);
System.out.println(" stock Barang
:"+st);
Scanner input5=new Scanner(System.in);
System.out.print("Ulangi Lagi [y]/[t]
:");
String tanya=input5.nextLine();
tekan=tanya.charAt(0);
if ((tekan=='y')||(tekan=='Y')){
}
else if ((tekan=='t')||(tekan=='T')){
System.exit(0);}
else
{
Scanner input6=new Scanner(System.in);
System.out.print("Pilih Hanya [Y] atau [T]
:");
String tanya1=input6.nextLine();
tekan=tanya1.charAt(0);
if ((tekan=='t')||(tekan=='T')){
System.exit(0);
}
}
}
while (tekan !='t');
}
public static void main (String[]args) throws IOException{
stock wrk= new stock();
wrk.input();
System.exit(0);
}
}