oop_01

#include <iostream>

using std::cout;

using std::endl;

using std::cin;

const int Name_Len = 20;

typedef struct _Account

{

int id;

int balance;

char name[Name_Len];

}Account;

Account pArray[100];

int index=0;

void PrintMenu();

void MakeAccount();

void Deposit();

void withdrew();

void Inquire();

enum{MAKE=1,DEPOSIT,WITHDRAW,INQUIRE,EXIT};

int main(void)

{

int choice;

while(1)

{

PrintMenu();

cout<<" 선 택 :  ";

cin>>choice;

switch(choice)

{

case MAKE:

 MakeAccount();

 break;

case DEPOSIT:

     Deposit();

 break;

case WITHDRAW:

     withdrew();

 break;

case INQUIRE:

     Inquire();

 break;

case EXIT:

     return 0;

default:

   cout<<"Illegal selection.. "<<endl;

break;

}

choice = 0;

}

return 0;

}

void PrintMenu()

{

cout<<"---ㅡMENU----------"<<endl;

cout<<"1. 계좌 개설 "<<endl;

cout<<"2. 입금 "<<endl;

cout<<"3. 출금 "<<endl;

cout<<"4. 잔액 조회 "<<endl;

cout<<"5. 프로그램 종료 "<<endl;

}

void MakeAccount()

{

int id;

char name[Name_Len];

int balance;

cout<<"계좌 개설_______"<<endl;

cout<<"계좌 ID :  ", cin >> id;

cout<<"이름 :  ",  cin>>name;

cout<<"입금액 :  ", cin>>balance;

pArray[index].id = id;

pArray[index].balance = balance;

strcmp(pArray[index].name,name);

index++;

}

void Deposit()

{

int money;

int id;

cout<<"계좌 ID : ", cin>>id;

cout<<"입금액 : ", cin>>money;

for(int i=0; i<index ; i++)

{

if(pArray[i].id == id) 

{

pArray[i].balance += money;

cout<<" 입금 완료 "<<endl;

return ;

}

}

cout<<" 유효 하지 않는 ID입니다. "<<endl;

}

void withdrew()

{

int id;

int money;

cout<<" 계좌 ID : ", cin>>id;

cout<<" 출금액 : ", cin>>money;

for(int i=0; i<index; i++)

{

if(pArray[i].id == id) 

{

if(pArray[i].balance < money)

{

cout<<"잔고 부족"<<endl;

return ;

}

pArray[i].balance -= money;

cout<<" 출금 완료 "<<endl;

return ;

}

}

cout<<" 유효 하지 않는 ID입니다. "<<endl;

}

void Inquire()

{

int id;

cout<<" 계좌 ID : ", cin>>id;

for(int i=0;i<index;i++)

{

if(pArray[i].id == id) 

{

cout<<" 계좌 ID : " <<pArray[i].id <<endl;

cout<<" 이 름 : " << pArray[i].name <<endl;

cout<<" 잔 액 : "<<pArray[i].balance <<endl;

}

}

}

이 소스를 보면서 많은것을 느끼고 배웠다