refactoring: added comments to main

src/fakultaet/main.c

@@ -3,12 +3,14 @@
 #include <stdio.h>
 
 int main() {
+	// minInput is set to 0 so there won't be any negative numbers
 	int minInput = 0;
 
 	printf("Enter a number to calculate its factorial: \n");
 	int number = usergetd("Enter an even number: "), minInput, NULL);
 
 	int result = fakultaet(number);
+	// result now has the factorial of the user input
 
 	printf("The factorial of %d is: %d\n", number, result);