Open
Description
#include <stdio.h>
#include <string.h>
int accountNumber, password;
char accountHolderName[] = "Zafarullah";
double currentBalance = 5000.00;
// function prototypes
void deposit();
void withdraw();
void balanceInquiry();
void easyload();
void billPayments();
void easypaisaLoans();
void bankTransfers();
int main() {
int open;
int* openPtr = &open;
printf("\033[0;31mPress 786 to continue: ");
scanf("%d", openPtr);
if (*openPtr != 786) {
printf("\033[0;31mInvalid input! Please try again.\n");
return 0;
}
printf("\033[0;32mWelcome to Easypaisa App!\033[0m\n");
printf("\033[0;33mPlease enter your account number: \033[0m");
scanf("%d", &accountNumber);
if (accountNumber == 12345) {
printf("\033[44mPlease enter password: \033[0m");
scanf("%d", &password);
if (password == 54321) {
printf("\nAccount Holder Name: %s\n", accountHolderName);
printf("Current Balance: %0.2lf PKR\n", currentBalance);
} else {
printf("\033[0;31mInvalid password entered!\n");
return 0;
}
} else {
printf("\n\033[0;31mInvalid account number entered! Please try again.\n");
return 0;
}
while (1) {
int transactionType;
int* transactionTypePtr = &transactionType;
printf("\n\033[0;35mPlease select a Transaction Type:\n");
printf("1. Deposit\n2. Withdraw\n3. Balance Inquiry\n4. Easyload\n5. Bill Payments\n6. Easypaisa Loans\n7. Bank Transfers\n8. Exit\n");
scanf("%d", transactionTypePtr);
switch (*transactionTypePtr) {
case 1:
deposit();
break;
case 2:
withdraw();
break;
case 3:
balanceInquiry();
break;
case 4:
easyload();
break;
case 5:
billPayments();
break;
case 6:
easypaisaLoans();
break;
case 7:
bankTransfers();
break;
case 8:
printf("Exiting program...\n");
return 0;
default:
printf("\033[0;31mInvalid transaction type selected!\n");
break;
}
}
return 0;
}
void deposit() {
int depositAmount;
int* depositAmountPtr = &depositAmount;
printf("\nEnter deposit amount: ");
scanf("%d", depositAmountPtr);
if (*depositAmountPtr <= 0) {
printf("\033[0;31mInvalid deposit amount entered!\n");
return;
}
currentBalance += *depositAmountPtr;
printf("Deposit successful! Current Balance: %0.2lf PKR\n", currentBalance);
}
void withdraw() {
int withdrawAmount;
int* withdrawAmountPtr = &withdrawAmount;
printf("\nEnter withdraw amount: ");
scanf("%d", withdrawAmountPtr);
if (*withdrawAmountPtr <= 0) {
printf("\033[0;31mInvalid withdraw amount entered!\n");
return;
}
if (*withdrawAmountPtr > currentBalance) {
printf("\033[0;31mInsufficient balance!\n");
return;
}
currentBalance -= *withdrawAmountPtr;
printf("Withdrawal successful! Current Balance: %0.2lf PKR\n", currentBalance);
}
void balanceInquiry() {
printf("\nAccount Holder Name: %s\n", accountHolderName);
printf("Current Balance: %0.2lf PKR\n", currentBalance);
}
void easyload() {
int phoneNum;
int* phoneNumPtr = &phoneNum;
printf("\nEnter phone number: ");
scanf("%d", phoneNumPtr);
int loadAmount;
int* loadAmountPtr = &loadAmount;
printf("Enter load amount: ");
scanf("%d", loadAmountPtr);
if (*loadAmountPtr <= 0) {
printf("\033[0;31mInvalid load amount entered!\n");
return;
}
if (*loadAmountPtr > currentBalance) {
printf("\033[0;31mInsufficient balance!\n");
return;
}
currentBalance -= *loadAmountPtr;
printf("Load successful! Current Balance: %0.2lf PKR\n", currentBalance);
}
void billPayments() {
int billAmount;
int* billAmountPtr = &billAmount;
printf("\nEnter bill amount: ");
scanf("%d", billAmountPtr);
if (*billAmountPtr <= 0) {
printf("\033[0;31mInvalid bill amount entered!\n");
return;
}
char billType[20];
printf("Enter bill type: ");
scanf("%s", billType);
if (strcmp(billType, "Electricity") == 0) {
// perform electricity bill payment
} else if (strcmp(billType, "Gas") == 0) {
// perform gas bill payment
} else if (strcmp(billType, "Water") == 0) {
// perform water bill payment
} else {
printf("\033[0;31mInvalid bill type entered!\n");
return;
}
if (*billAmountPtr > currentBalance) {
printf("\033[0;31mInsufficient balance!\n");
return;
}
currentBalance -= *billAmountPtr;
printf("Bill payment successful! Current Balance: %0.2lf PKR\n", currentBalance );
}
void easypaisaLoans() {
int loanAmount;
int* loanAmountPtr = &loanAmount;
printf("\nEnter loan amount: ");
scanf("%d", loanAmountPtr);
if (*loanAmountPtr <= 0) {
printf("\033[0;31mInvalid loan amount entered!\n");
return;
}
int loanDuration;
int* loanDurationPtr = &loanDuration;
printf("Enter loan duration in months (3, 6, or 12): ");
scanf("%d", loanDurationPtr);
if (*loanDurationPtr != 3 && *loanDurationPtr != 6 && *loanDurationPtr != 12) {
printf("\033[0;31mInvalid loan duration entered! Duration should be 3, 6, or 12 months.\n");
return;
}
double interestRate;
if (*loanDurationPtr == 3) {
interestRate = 0.05;
} else if (*loanDurationPtr == 6) {
interestRate = 0.07;
} else {
interestRate = 0.1;
}
double totalLoan = *loanAmountPtr + (*loanAmountPtr * interestRate);
if (totalLoan > currentBalance) {
printf("\033[0;31mInsufficient balance to process loan request!\n");
return;
}
currentBalance += totalLoan;
printf("Loan approved! Your total loan amount is: %0.2lf PKR\n", totalLoan);
printf("Current Balance: %0.2lf PKR\n", currentBalance);
}
void bankTransfers() {
char bankName[50], bankAccount[50];
double transferAmount;
printf("\nEnter Bank Name: ");
scanf("%s", bankName);
printf("Enter Bank Account Number: ");
scanf("%s", bankAccount);
printf("Enter Transfer Amount: ");
scanf("%lf", &transferAmount);
if (transferAmount <= 0) {
printf("\033[0;31mInvalid transfer amount entered!\n");
return;
}
if (transferAmount > currentBalance) {
printf("\033[0;31mInsufficient balance!\n");
return;
}
currentBalance -= transferAmount;
printf("\nTransfer Successful! Current Balance: %0.2lf PKR\n", currentBalance);
}
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