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Copy pathATM2.C
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ATM2.C
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#include<stdio.h>
#include<stdlib.h>
#include<string.h>
FILE *fp;
FILE *fp1;
FILE *fp2;
struct costumer
{
char id[20];
char name[30];
char mobileno[12];
char pin[8];
char balance[8];
char expdate[8];
}s[2];
char id1[20];
void main()
{
void balenquiry();
void withdrawal();
void changepin();
void deposit();
void mobileno();
void billpayment();
char op[5], ch;
int option;
clrscr();
do
{
fp = fopen("user.txt","w");
fp2 = fopen("user2.txt","r");
while((ch = fgetc(fp2))!=EOF)
fputc(ch,fp);
fclose(fp);
fclose(fp2);
printf("\nEnter one of the following options:\n1:BALANCE ENQUIRY\n2:WITHDRAWAL\n3:CHANGE PIN\n4:DEPOSIT\n5:MOBILE NUMBER CHANGE\n6:BILL PAYMENT\n7: to exit ");
scanf("%d",&option);
if(option!=7)
{
printf("enter account number: ");
fflush(stdin);
gets(id1);
fp=fopen("user.txt","r");
do
{
fscanf(fp,"%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n",s[0].id,s[0].name,s[0].mobileno,s[0].pin,s[0].balance,s[0].expdate);
}while(strcmp(s[0].id,id1)!=0);
fclose(fp);
switch(option)
{
case 1:balenquiry();break;
case 2:withdrawal();break;
case 3:changepin();break;
case 4:deposit();break;
case 5:mobileno();break;
case 6:billpayment();break;
}
}
printf("Thank you for using our services\n");
printf("Have a great day :)\n");
getch();
}while(option!=7);
}
void balenquiry()
{
char cpin[8];
printf("enter pin: ");
fflush(stdin);
gets(cpin);
if(strcmp(cpin,s[0].pin)==0)
{
fp1=fopen("atmres.txt","w");
fprintf(fp1," STATE BANK OF INDIA\n");
fprintf(fp1,"Card number : XXXX XXXX XXXX XXXX\n");
fprintf(fp1,"Account holder name : %s\n",s[0].name);
fprintf(fp1,"Mobile number : %s\n",s[0].mobileno);
fprintf(fp1,"Your current account balance is %s\n",s[0].balance);
fprintf(fp1," THANK YOU \n");
fclose(fp1);
}
else
printf("Incorrect pin\n");
}
void mobileno()
{
char nmobile[12], cpin[8];
printf("Enter your pin: ");
fflush(stdin);
gets(cpin);
if(strcmp(cpin,s[0].pin)==0)
{
printf("Enter new mobile number: ");
fflush(stdin);
gets(nmobile);
strcpy(s[0].mobileno,nmobile);
printf("Mobile number updated successfully\n");
fp = fopen("user.txt","r");
fp2 = fopen("user2.txt","w");
do
{
fscanf(fp,"%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n",s[1].id,s[1].name,s[1].mobileno,s[1].pin,s[1].balance,s[1].expdate);
if(strcmp(s[0].id,s[1].id)!=0)
fprintf(fp2,"%s\n%s\n%s\n%s\n%s\n%s\n",s[1].id,s[1].name,s[1].mobileno,s[1].pin,s[1].balance,s[1].expdate);
}while(strcmp(s[0].id,s[1].id)!=0);
fprintf(fp2,"%s\n%s\n%s\n%s\n%s\n%s\n",s[0].id,s[0].name,s[0].mobileno,s[0].pin,s[0].balance,s[0].expdate);
do
{
fscanf(fp,"%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n",s[1].id,s[1].name,s[1].mobileno,s[1].pin,s[1].balance,s[1].expdate);
if(strcmp(s[0].id,s[1].id)!=0)
fprintf(fp2,"%s\n%s\n%s\n%s\n%s\n%s\n",s[1].id,s[1].name,s[1].mobileno,s[1].pin,s[1].balance,s[1].expdate);
}while(!feof(fp));
fclose(fp);
fclose(fp2);
}
else
printf("Incorrect pin\n");
}
void changepin()
{
char cpin[8],npin[8];
printf("Enter old pin: ");
fflush(stdin);
gets(cpin);
if(strcmp(cpin,s[0].pin)==0)
{
printf("Enter new pin: ");
fflush(stdin);
gets(npin);
strcpy(s[0].pin,npin);
printf("Pin changed successfully\n");
fp = fopen("user.txt","r");
fp2 = fopen("user2.txt","w");
do
{
fscanf(fp,"%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n",s[1].id,s[1].name,s[1].mobileno,s[1].pin,s[1].balance,s[1].expdate);
if(strcmp(s[0].id,s[1].id)!=0)
fprintf(fp2,"%s\n%s\n%s\n%s\n%s\n%s\n",s[1].id,s[1].name,s[1].mobileno,s[1].pin,s[1].balance,s[1].expdate);
}while(strcmp(s[0].id,s[1].id)!=0);
fprintf(fp2,"%s\n%s\n%s\n%s\n%s\n%s\n",s[0].id,s[0].name,s[0].mobileno,npin,s[0].balance,s[0].expdate);
do
{
fscanf(fp,"%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n",s[1].id,s[1].name,s[1].mobileno,s[1].pin,s[1].balance,s[1].expdate);
if(strcmp(s[0].id,s[1].id)!=0)
fprintf(fp2,"%s\n%s\n%s\n%s\n%s\n%s\n",s[1].id,s[1].name,s[1].mobileno,s[1].pin,s[1].balance,s[1].expdate);
}while(!feof(fp));
fclose(fp);
fclose(fp2);
}
else
printf("Incorrect pin\n");
}
void withdrawal()
{
char amount[8],cpin[8],receipt[5],string[10];
printf("Enter amount to be withdrawn : ");
fflush(stdin);
gets(amount);
printf("Enter pin : ");
fflush(stdin);
gets(cpin);
if(strcmp(cpin,s[0].pin)==0)
{
if((strcmp(amount,s[0].balance)>0)&& (strlen(amount)>=strlen(s[0].balance)))
printf("Withdrawal amount is greater than your current account balance\n");
else if(atoi(amount)>20000)
printf("Withdrawal amount is greater than per day limit");
else
{
printf("Do you want a printed receipt.Enter yes or no\n");
fflush(stdin);
gets(receipt);
if(strcmp(receipt,"yes")==0)
{
fp1=fopen("atmres.txt","w");
fprintf(fp1," STATE BANK OF INDIA\n");
fprintf(fp1,"Card number : XXXX XXXX XXXX XXXX\n");
fprintf(fp1,"Account holder name : %s\n",s[0].name);
fprintf(fp1,"Mobile number : %s\n",s[0].mobileno);
fprintf(fp1,"Amount withdrawn : %s\n",amount);
fprintf(fp1,"Available Balance : %s\n",itoa((atoi(s[0].balance))-(atoi(amount)),string,10));
fprintf(fp1," THANK YOU \n");
fclose(fp1);
}
fp = fopen("user.txt","r");
fp2 = fopen("user2.txt","w");
do
{
fscanf(fp,"%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n",s[1].id,s[1].name,s[1].mobileno,s[1].pin,s[1].balance,s[1].expdate);
if(strcmp(s[0].id,s[1].id)!=0)
fprintf(fp2,"%s\n%s\n%s\n%s\n%s\n%s\n",s[1].id,s[1].name,s[1].mobileno,s[1].pin,s[1].balance,s[1].expdate);
}while(strcmp(s[0].id,s[1].id)!=0);
fprintf(fp2,"%s\n%s\n%s\n%s\n%s\n%s\n",s[0].id,s[0].name,s[0].mobileno,s[0].pin,itoa((atoi(s[0].balance)-atoi(amount)), string, 10),s[0].expdate);
do
{
fscanf(fp,"%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n",s[1].id,s[1].name,s[1].mobileno,s[1].pin,s[1].balance,s[1].expdate);
if(strcmp(s[0].id,s[1].id)!=0)
fprintf(fp2,"%s\n%s\n%s\n%s\n%s\n%s\n",s[1].id,s[1].name,s[1].mobileno,s[1].pin,s[1].balance,s[1].expdate);
}while(!feof(fp));
fclose(fp);
fclose(fp2);
printf("Bill payment successful");
}
}
}
void deposit()
{
char amount[10], cpin[8], string[10];
printf("Enter your pin: ");
fflush(stdin);
gets(cpin);
if(strcmp(cpin,s[0].pin)==0)
{
printf("Enter amount to be deposited: ");
fflush(stdin);
gets(amount);
fp1=fopen("atmres.txt","w");
fprintf(fp1," STATE BANK OF INDIA\n");
fprintf(fp1,"Card number : XXXX XXXX XXXX XXXX\n");
fprintf(fp1,"Account holder name : %s\n",s[0].name);
fprintf(fp1,"Mobile number : %s\n",s[0].mobileno);
fprintf(fp1,"Amount deposited : %s\n",amount);
fprintf(fp1,"Available Balance : %s\n",itoa((atoi(s[0].balance))+(atoi(amount)),string,10));
fprintf(fp1," THANK YOU \n");
fclose(fp1);
fp = fopen("user.txt","r");
fp2 = fopen("user2.txt","w");
do
{
fscanf(fp,"%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n",s[1].id,s[1].name,s[1].mobileno,s[1].pin,s[1].balance,s[1].expdate);
if(strcmp(s[0].id,s[1].id)!=0)
fprintf(fp2,"%s\n%s\n%s\n%s\n%s\n%s\n",s[1].id,s[1].name,s[1].mobileno,s[1].pin,s[1].balance,s[1].expdate);
}while(strcmp(s[0].id,s[1].id)!=0);
fprintf(fp2,"%s\n%s\n%s\n%s\n%s\n%s\n",s[0].id,s[0].name,s[0].mobileno,s[0].pin,itoa((atoi(s[0].balance)+atoi(amount)), string, 10),s[0].expdate);
do
{
fscanf(fp,"%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n",s[1].id,s[1].name,s[1].mobileno,s[1].pin,s[1].balance,s[1].expdate);
if(strcmp(s[0].id,s[1].id)!=0)
fprintf(fp2,"%s\n%s\n%s\n%s\n%s\n%s\n",s[1].id,s[1].name,s[1].mobileno,s[1].pin,s[1].balance,s[1].expdate);
}while(!feof(fp));
fclose(fp);
fclose(fp2);
}
else
printf("Incorrect pin\n");
}
void billpayment()
{
char amount[8],cpin[8],receipt[5],string[10];
printf("Enter amount to be payed : ");
fflush(stdin);
gets(amount);
printf("Enter pin : ");
fflush(stdin);
gets(cpin);
if(strcmp(cpin,s[0].pin)==0)
{
if(atoi(amount)>atoi(s[0].balance))
printf("Amount to be payed is greater than your current account balance\n");
else {
printf("Do you want a printed receipt.Enter yes or no\n");
fflush(stdin);
gets(receipt);
if(strcmp(receipt,"yes")==0)
{
fp1=fopen("atmres.txt","w");
fprintf(fp1," STATE BANK OF INDIA\n");
fprintf(fp1,"Card number : XXXX XXXX XXXX XXXX\n");
fprintf(fp1,"Account holder name : %s\n",s[0].name);
fprintf(fp1,"Mobile number : %s\n",s[0].mobileno);
fprintf(fp1,"Amount payed : %s\n",amount);
fprintf(fp1,"Available Balance : %s\n",itoa((atoi(s[0].balance))-(atoi(amount)),string,10));
fprintf(fp1," THANK YOU \n");
fclose(fp1);
}
fp = fopen("user.txt","r");
fp2 = fopen("user2.txt","w");
do
{
fscanf(fp,"%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n",s[1].id,s[1].name,s[1].mobileno,s[1].pin,s[1].balance,s[1].expdate);
if(strcmp(s[0].id,s[1].id)!=0)
fprintf(fp2,"%s\n%s\n%s\n%s\n%s\n%s\n",s[1].id,s[1].name,s[1].mobileno,s[1].pin,s[1].balance,s[1].expdate);
}while(strcmp(s[0].id,s[1].id)!=0);
fprintf(fp2,"%s\n%s\n%s\n%s\n%s\n%s\n",s[0].id,s[0].name,s[0].mobileno,s[0].pin,itoa((atoi(s[0].balance)-atoi(amount)), string, 10),s[0].expdate);
do
{
fscanf(fp,"%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n%[^\n]\n",s[1].id,s[1].name,s[1].mobileno,s[1].pin,s[1].balance,s[1].expdate);
if(strcmp(s[0].id,s[1].id)!=0)
fprintf(fp2,"%s\n%s\n%s\n%s\n%s\n%s\n",s[1].id,s[1].name,s[1].mobileno,s[1].pin,s[1].balance,s[1].expdate);
}while(!feof(fp));
fclose(fp);
fclose(fp2);
}
}
}