ATM BANKING SYSTEM USING C Language With Source Code

Introduction:

ATM uses software applications for performing banking operations, whether you want to withdraw cash, deposit cash or undergo any important fund transfers immediately, it is not exactly convenient to always visit the bank branch and wait in long queues to perform such quick and easy transactions there comes an ATM system that makes these tasks easy.

There are many advantages of an ATM banking system such as 24- hour access to cash, view account balances and mini-statements, transfer funds between accounts, pay your utility bills and can deposit cash, and many more.

This project is designed in such a way that to perform transactions or to make a balance inquiry one should require to enter a Personal Identification Number (PIN) using a C programming language.

Source Code:

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					#include<stdio.h> 
#include<windows.h> 
#include<time.h> 

  

void main(){ 

   int pin=9876,option,entered_pin,count=0,amount=1;//functions are defined here 

   float balance=8765; 

   int continue_transaction=1; 

  

   time_t now; 

   time(&now); 

   printf("\n"); 

   printf("\t\t\t\t\t       %s",ctime(&now));//current time and date will be appear at the top  

   printf("\n\t\t\t******************WELCOME TO CODE WITH CURIOUS ATM*******************"); 

  

   while(pin !=entered_pin){ 

     printf("\nPlease enter your pin :"); 

     scanf("%d",&entered_pin); 

     if(entered_pin !=pin){ 

       Beep(500,450); 

       printf("Invalid pin!!!"); 

     } 

     count++; 

     if(count==3 && pin != entered_pin){ 

      exit(0); 

    } 

   } 

    while(continue_transaction !=0){ 

   printf("\n\t\t\t*************Available Transaction************"); 

   printf("\n\n\t\t1.Withdrawl"); 

   printf("\n\t\t2.Deposit"); 

   printf("\n\t\t3.Check Balance"); 

   printf("\n\n\t4.Please select the option :"); 

   scanf("%d",&option); 

   switch(option){ 

  

     case 1: 

  

            printf("\n\t\tEnter the amount : "); 

            scanf("%d",&amount); 

            if(balance< amount){ 

            printf("\n\t Sorry insufficient balance"); 

            amount =1; 

            break; 

        } 

        else{ 

             balance -=amount; 

             printf("\n\t\tYou have withdraw Rs.%d. Your new balance is %.2f",amount,balance); 

             amount=1; 

             break; 

     case 2: 

            printf("\n\t\t Please enter the amount : "); 

            scanf("%d",&amount); 

            balance +=amount; 

            printf("\n\t\tYou have deposited rs.%d. Your new balance is %2f",amount,balance); 

            printf("\n\t\t****************** Thank you for banking with Code with Curious******************"); 

            amount=1 ; 

            break; 

     case 3: 

            printf("\n\t\t Your balance is Rs.%.2f",balance); 

            break; 

    default: 

        Beep(500,450); 

        printf("\n\t\tInvalid Option!!!"); 

  

    } 

   } 

  

    printf("\n\t\tDo you wish to perform another transaction ?Press 1[Yes], 0[No]"); 

    scanf("%d",&continue_transaction); 

  

   } 

}