src/main.c


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#include <stdio.h> 
#include <stdlib.h>
#include <math.h>
#include "config.h"
// Definitions:
#define lessthan <
#define print printf

int main(int argc, char* argv[]) {

    if(argc lessthan 2) goto exit;
    
    // Get user's input:
    char* input = argv[1];
    // Does tax math:
    float numInput = atof(input);
    float tax = numInput * percent;
    float total = numInput + tax;
    total = round((total * 100)) / 100;

    // Prints total to terminal:
    print("$%.2f \n", total);

exit: 
    //print("No input given,\nplease input the price of your product.\n");
    return 0;
}