Update Q3.C

Q3.C

@@ -1,51 +1,61 @@
 #include <stdio.h>
 
+// Struct for Car
 typedef struct Car {
-    char model[50];
-    int year;
-    double price;
-
-
+	char model[50];
+	int year;
+	double price;
 } Car;
 
+// Print details of passed car pointer
 void display_details(Car *car) {
-    printf("Model: %s\n", car->model);
-    printf("Year: %d\n", car->year);
-    printf("Price: %0.02f\n", car->price);
+	printf("Model: %s\n", car->model);
+	printf("Year: %d\n", car->year);
+	printf("Price: $%0.02f\n", car->price);
 }
 
 
 // Returns a pointer to the car with the lowest price
 Car *find_lowest_price(Car arr[], int len) {
-    int lowest_price = arr[0].price;
-    Car *lowest = &arr[0];
-    for(int i = 1; i < len; i++) {
-        if(arr[i].price < lowest_price) {
-            lowest_price = arr[i].price;
-            lowest = &arr[i];
-        }
-    }
-    return lowest;
+	int lowest_price = arr[0].price;
+	Car *lowest = &arr[0];
+	for(int i = 1; i < len; i++) {
+		if(arr[i].price < lowest_price) {
+			lowest_price = arr[i].price;
+			lowest = &arr[i];
+		}
+	}
+	return lowest;
 }
 
+// Returns double of average price of the cars
 double find_average_price(Car arr[], int len) {
-    double average = 0;
-    for(int i = 0; i < len; i++) {
-        average += arr[i].price;
-    }
-    return average / len;
+	double average = 0;
+	for(int i = 0; i < len; i++) {
+		average += arr[i].price;
+	}
+	return average / len;
 }
 
 int main() {
-    Car c1 = {"Honda Pilot", 2016, 20000.50};
-    Car c2 = {"Chevy Tahoe", 2002, 7500.25};
-    Car c3 = {"Lamborghini Aventador", 2015, 450000};
+	// Cars to test function and struct
+	Car c1 = {"Honda Pilot", 2016, 20000.50};
+	Car c2 = {"Chevy Tahoe", 2002, 7500.25};
+	Car c3 = {"Lamborghini Aventador", 2015, 450000};
 
-    Car arr[] = {c1, c2, c3};
+	Car arr[] = {c1, c2, c3};
 
-    display_details(find_lowest_price(arr, 3));
+	// Display all car details
+	for(int i = 0; i < sizeof(arr) / sizeof(arr[0]); i++) {
+		display_details(&arr[i]);
+	}
 
-    printf("Average price: %0.02f\n", find_average_price(arr, 3));
+	//Print car with lowest price
+	printf("\nCar with the lowest price: ");
+	display_details(find_lowest_price(arr, 3));
 
-    return 0;
+	//Print average price of the cars
+	printf("\nAverage price: $%0.02f\n", find_average_price(arr, 3));
+
+	return 0;
 }