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public class FamilyAccount {
public static void main(String[] args) {
String details = "收支\t账户金额\t收支金额\t说 明\n";
int balance = 10000;
boolean loopFlag = true;
do {
System.out.println("\n-----------------家庭收支记账软件-----------------\n");
System.out.println(" 1 收支明细");
System.out.println(" 2 登记收入");
System.out.println(" 3 登记支出");
System.out.println(" 4 退 出\n");
System.out.print(" 请选择(1-4):");
char key = Utility.readMenuSelection();
System.out.println();
switch (key) {
case '1':
System.out.println("-----------------当前收支明细记录-----------------");
System.out.println(details);
System.out.println("--------------------------------------------------");
break;
case '2':
System.out.print("本次收入金额:");
int amount1 = Utility.readNumber();
System.out.print("本次收入说明:");
String desc1 = Utility.readString();
balance += amount1;
details += "收入\t" + balance + "\t\t" +
amount1 + "\t\t" + desc1 + "\n";
System.out.println("---------------------登记完成---------------------");
break;
case '3':
System.out.print("本次支出金额:");
int amount2 = Utility.readNumber();
System.out.print("本次支出说明:");
String desc2 = Utility.readString();
balance -= amount2;
details += "支出\t" + balance + "\t\t" +
amount2 + "\t\t" + desc2 + "\n";
System.out.println("---------------------登记完成---------------------");
break;
case '4':
System.out.print("确认是否退出(Y/N):");
char yn = Utility.readConfirmSelection();
if (yn == 'Y') loopFlag = false;
break;
}
} while (loopFlag);
}
}
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