program in c++ for simple interest rate

#include <iostream>

int main() {
    // Declare variables
    double principal, rate, time, simpleInterest;

    // Input principal amount
    std::cout << "Enter principal amount: ";
    std::cin >> principal;

    // Input interest rate
    std::cout << "Enter interest rate (in percentage): ";
    std::cin >> rate;

    // Input time period
    std::cout << "Enter time period (in years): ";
    std::cin >> time;

    // Calculate simple interest
    simpleInterest = (principal  rate  time) / 100;

    // Display the result
    std::cout << "Simple Interest: " << simpleInterest << std::endl;

    return 0;
}