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#include <iostream>
#include <stdlib.h>
#include <conio.h>
#include <string.h>
#include <windows.h>
#include <unistd.h>
#include <cstdlib>
#include <sstream>
using namespace std;
int addition (int d, int e)
{
int f;
f = d + e;
return f;
}
int subtraction (int g, int h)
{
int i;
i = g - h;
return i;
}
int main(void)
{
int a;
float b = 10000;
int c;
int j;
const int CR = 13;
HANDLE hStdin = GetStdHandle(STD_INPUT_HANDLE);
DWORD mode = 0;
GetConsoleMode(hStdin, &mode);
SetConsoleMode(hStdin, mode & (~ENABLE_ECHO_INPUT));
std::string s;
retry:
j = 0;
s = "0";
cout<< "***********************************************************\n";
cout<< "*************Welcome to our simple ATM Machine*************\n";
cout<< "***********************************************************\n";
cout<< "Please enter your pincode: ";
do
{
j = _getch();
if (isdigit(j))
{
s += (char)j;
cout << "*";
}
}
while (j != CR);
stringstream convert(s);
if ( !(convert >> j) )
j = 0;
sleep (1);
system ("CLS");
if (j == 1234)
{
goto proceed;
}
else
{
system ("CLS");
cout<< "Invalid pin.";
sleep (2);
system ("CLS");
goto retry;
}
proceed:
cout<< "\nSuccess!\nAccessing your data..........................";
sleep (3);
system ("CLS");
repeat:
cout<< "\n\nPlease select one of three options:\n";
cout<< "[1] Balance Inquiry\n[2] Withdraw\n[3] Deposit\n\n";
cout<< "Option selected: ";
cin>> a;
system ("CLS");
if (a==1)
{
cout<< "\nYour current balance is: " << b;
}
else if (a==2)
{
cout<< "\nPlease enter how much you would like to withdraw: ";
cin>> c;
system ("CLS");
if (c>b)
{
cout<< "\nError, insufficient balance.";
}
else if (c<=0)
{
cout<< "\nError, the amount cannot be less than 1.";
}
else
{
b = subtraction (b, c);
cout<< "\nTransaction successful, your current remaining balance is: " << b;
}
}
else if (a==3)
{
cout<< "\nPlease enter how much you would like to deposit: ";
cin>> c;
system ("CLS");
if (c<=0)
{
cout<< "\nError, the amount cannot be less than 1.";
}
else
{
b = addition (b, c);
cout<< "\nTansaction successful, your current balance is now: " << b;
}
}
else
{
cout<< "\n\nInvalid choice.";
goto repeat;
return 0;
}
last:
cout<< "\n\nWould you like to do something else?\n";
cout<< "Select an option:\n\n";
cout<< "[1] Yes\n[2] No\n\n" << "Option selected: ";
cin>>c;
system ("CLS");
if (c==1)
{
goto repeat;
}
else
{
end:
system ("CLS");
cout<< "\nThank you for using group 2's simple ATM Machine!";
return 0;
}
}
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