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public class Account { // Initial deposit
float count = 0f;// Current account balance
int money1;// Number of deposits , int money2;// Withdrawal amount /*
* deposit
*/
public float saveMoney() {
count += money1;
return count;
} /*
* withdraw money
*/
public float getMoney() {
if (count == 0) {
System.out.println(" Your balance is insufficient "); } else {
count -= money2;
System.out.println(" Your balance is insufficient "); }
return count;
}
}
/*
* Simulate bank deposit and withdrawal business
*/
import java.util.Scanner; public class TestBan {
public static void main(String[] args) {
boolean isOk = false;
Account st = new Account();
Scanner sc = new Scanner(System.in); do {
System.out.println("1. deposit 2. withdraw money 0 sign out ");
System.out.print(" Please select the business you need to handle :");
int num = sc.nextInt();
switch (num) {
case 1:
System.out.print(" Please enter the deposit amount ：");
st.money1 = sc.nextInt();
float a = st.saveMoney();
System.out.println(" Deposit successful ");
System.out.println("\n*** Current balance is " + a + " element ***\n");
isOk = true;
break;
case 2:
System.out.print(" Please enter the withdrawal amount ：");
st.money2 = sc.nextInt();
if (st.count == 0||st.count
System.out.println(" Your balance is insufficient \n");
} else {
float b = st.getMoney();
System.out.println(" Withdrawal succeeded ");
System.out.println("\n*** Current balance is " + b + " element ***\n");
}
isOk = true;
break;
case 0:
System.out.println(" Thank you for using !");
isOk = false;
break;
default:
break;
}
} while (isOk);
}
}
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