ATM Program In C language (SHows Notes of 5000,1000,500,100,50 and 10)

Here you can find the source code of ATM Machine Program Transaction In C language by HelpMeOutAlways.

ATM Machine Program Source Code

#include <stdio.h>

unsigned long int amount = 50000, depositS;
//Number Of Notes Available in The ATM Machine, down below statements
unsigned long int FiveThousandNotes = 50;

unsigned long int ThousandNotes = 50;

unsigned long int FiveHundredNotes = 50;

unsigned long int OneHundredNotes = 50;

unsigned long int TenNotes = 50;

unsigned long int fiftyNotes = 50;

unsigned long int withdrawAmount;

unsigned long int totalMoney;

unsigned long int fivethousand = 0, thousand = 0, fiveHundred =
0, oneHundred = 0, fifty = 0, ten = 0;

int choice, pin, k;

char transaction = 'y';

main ()
{

while (pin != 1520)

{

printf ("ENTER YOUR FOUR DIGIT PIN NUM:"); //User will Enter His Four Digit Pin Code

scanf ("%d", &pin); // REads OutPut

if (pin != 1520) /// IF It is Not The COrrect Pin

printf ("WRONG PASSWORD! TRY AGAIN\n");

}

do // It Will Once Print All the Statements Given Below

{

printf ("********Welcome to ATM Service**************\n");

printf ("1. Check Balance\n");

printf ("2. Withdraw Cash\n");

printf ("3. Deposit Cash\n");

printf ("4. Quit\n");

printf ("******************?**************************?*\n\n");

printf ("Enter your choice: "); // Chooes One of The Option

scanf ("%d", &choice); //Read The input

switch (choice)

{

case 1: // Check Balance

printf ("\n YOUR BALANCE IN Rs : %lu ", amount);

break;

case 2: // To widthdraw Money

printf ("Enter the amount in multiple of 10:"); // Enter money more than 100 in multiples

scanf ("%lu", &withdrawAmount);

if (withdrawAmount < amount)

{

amount = amount - withdrawAmount;

printf ("\nYour balance is Rs: %lu \n", amount);

}

if (withdrawAmount % 10 != 0) // If not in Multip
{

printf ("Invalid amount\n");

return 0;

}

totalMoney =
ThousandNotes * 1000 + FiveHundredNotes * 500 +
OneHundredNotes * 100 + fiftyNotes * 50 + TenNotes * 10;

if (withdrawAmount > totalMoney)
{

printf ("Sorry,Insufficient money\n");

return 0;

}

fivethousand = withdrawAmount / 5000;

if (fivethousand > FiveThousandNotes)

fivethousand = FiveThousandNotes;

withdrawAmount = withdrawAmount - fivethousand * 5000;

thousand = withdrawAmount / 1000;

if (thousand > ThousandNotes)

thousand = ThousandNotes;

withdrawAmount = withdrawAmount - thousand * 1000;

fiveHundred = withdrawAmount / 500;

if (fiveHundred > FiveHundredNotes)

fiveHundred = FiveHundredNotes;

withdrawAmount = withdrawAmount - fiveHundred * 500;

if (withdrawAmount > 0)

oneHundred=withdrawAmount/100;

if (oneHundred > OneHundredNotes)

oneHundred = OneHundredNotes;

withdrawAmount = withdrawAmount - oneHundred * 100;

if (withdrawAmount > 0)

fifty=withdrawAmount/50;

if (fifty > fiftyNotes)

fifty = fiftyNotes;

withdrawAmount = withdrawAmount - fifty * 50;

if (withdrawAmount > 0)

ten = withdrawAmount / 10;

if (ten > TenNotes)

ten = TenNotes;

withdrawAmount = withdrawAmount - ten * 10;

printf ("Total 5000 note:%lu\n", fivethousand);

printf ("Total 1000 note:%lu\n", thousand);

printf ("Total 500 note:%lu\n", fiveHundred);

printf ("Total 100 note:%lu\n", oneHundred);

printf ("Total 50 notes:%lu\n", fifty);

printf ("Total 10 notes:%lu\n", ten);

break;

case 3:

printf ("\n ENTER THE AMOUNT TO DEPOSIT:");

scanf ("%lu", &depositS);

amount = amount + depositS;

printf ("YOUR BALANCE IS %lu", amount);

break;

case 4:

printf ("\n THANK U USING ATM");

break;

default:

printf ("\n INVALID CHOICE");

}

printf ("\n\n\n DO U WISH TO HAVE ANOTHER TRANSCATION?(y/n): \n");

fflush (stdin); //It make a wide Space Between the Line

scanf ("%c", &transaction);

if (transaction == 'n' || transaction == 'N')

k = 1;

}
while (!k);

printf ("\n\n THANKS FOR USING OUT ATM SERVICE");

return 0;
}