Why eror?package Coding;
import java.util.Scanner;
public class atm {
static void q() {
System.out.println(" ## PROGRAM ATM ## ");
}
public static void main(String[] args) {
// TODO Auto-generated method stub
q();
do {
Scanner input = new Scanner(System.in);
String ulang;
String mulai;

int a, b, c;
System.out.print("\nMasukan kartu ATM: ");
a = input.nextInt();
System.out.println("Masukan pin: ");
b = input.nextInt();

System.out.println("Selamat datang di atm kami");
System.out.println("1. Cek saldo");
System.out.println("2. Transfer uang");
System.out.println("3. Penarikan uang");
System.out.println("4. Log out");
System.out.println("5. Keluar");
System.out.println("Masukan program: ");
c = input.nextInt();

if(c==1) {
do {
int saldo = 100_000;
System.out.printf("Sisa saldo anda senilai: %d", saldo);
System.out.print("\nUlangi program? (y/n)");
ulang = input.next();
}while(ulang.equals("y"));
}else if(c==2) {
do {
int uang = 100_000;
int t7anATm, saldo, sisa;
System.out.println("Masukan nomor atm tujuan: ");
t7anATm = input.nextInt();
System.out.println("Masukan jumlah saldo: ");
saldo = input.nextInt();
sisa = uang-saldo;

if(saldo<= uang) {
do {
System.out.printf("Selamat transfer sukses! ke rekening %1$d dengan jumlah %2$d, sisa saldo anda senilai $3$d.", t7anATm, saldo, sisa);
System.out.print("\nUlangi program? (y/n)");
ulang = input.next();
}while(ulang.equals("y"));

}else if(saldo>uang) {
do {
System.out.printf("Mohon maaf transfer ke rekening $1$d gagal, silahkan cek saldo anda terlebih dahulu sebelum melakukan proses transfer.", t7anATm);
System.out.print("\nUlangi program? (y/n)");
ulang = input.next();
}while(ulang.equals("y"));
}else {
System.out.print("\nMohon maaf keyword yang anda masukan salah!");
}
System.out.print("\nMulai ulang program? (y/n)");
mulai = input.next();
}while(mulai.equals("y"));
}else if(c == 3) {
do {
int uang = 100_000;
int saldo, pin, sisa;
System.out.println("Masukan jumlah uang yang ingin uang yang ingin diambil: ");
saldo = input.nextInt();
System.out.println("Masukan pin anda: ");
pin = input.nextInt();
sisa = uang-saldo;
if(saldo <= uang){
do {
System.out.printf("Selamat penarikan berhasil! dengan jumlah %1$d, sisa saldo anda senilai %2$d", saldo, sisa);
System.out.print("\nUlangi program? (y/n)");
ulang = input.next();
}while(ulang.equals("y"));
}else if(saldo> uang) {
do {
System.out.println("Mohon maaf penarikan gagal!, silahkan cek saldo anda terlebih dahulu sebelum melakukan penarikan.");
System.out.print("\nUlangi program? (y/n)");
ulang = input.next();
}while(ulang.equals("y"));
}else {
System.out.print("\nMohon maaf keyword yang anda masukan salah!");
}
System.out.print("\nMulai ulang program? (y/n)");
mulai = input.next();
}while(mulai.equals("y"));
}else if(c == 4) {
do {
int yakin;
System.out.println("Yakin untuk log out?");
System.out.println("1. Ya");
System.out.println("2. Tidak");
System.out.print("\nMasukan program: ");
yakin = input.nextInt();
if(yakin == 1) {
do {
System.out.println("");
System.out.print("\nUlangi program? (y/n)");
ulang = input.next();
}while(ulang.equals("y"));
}else if(yakin == 2) {
do {
System.out.println("");
System.out.print("\nUlangi program? (y/n)");
ulang = input.next();
}while(ulang.equals("y"));
}else {
System.out.println("Mohon maaf keyword yang anda masukan salah");
}
System.out.print("\nMulai ulang program? (y/n)");
mulai = input.next();
}while(mulai.equals("y"));

}else if(c== 5) {
do {
int yakin;
System.out.println("Yakin untuk keluar?");
System.out.println("1. Ya");
System.out.println("2. Tidak");
System.out.print("\nMasukan program: ");
yakin = input.nextInt();
if(yakin == 1) {
do {
System.out.println("");
System.out.print("\nUlangi program? (y/n)");
ulang = input.next();
}while(ulang.equals("y"));
}else if(yakin == 2) {
do {
System.out.println("");
System.out.print("\nUlangi program? (y/n)");
ulang = input.next();
}while(ulang.equals("y"));
}else {
System.out.println("\n Anda memasukan angka yang tidak ada di menu!");
}
System.out.print("\n Mulai ulang(y/n)??");
mulai= input.next();
}while(mulai.equals('y'));
}else {
System.out.println("Anda memasukan input yang salah");
}
System.out.println("\nMulai ulang program? (y/n)");
mulai = input.next();
}while(mulai.equals("y"));
}
}