/*
This is the sixth lab of Lab EE107
The purpose of this lab is to understand how the program calculates 
the average of n decimal numbers.
The number n is input from the keyboard in C
The purpose is to create the code and free of syntax and grammatical errors
Author: Ekwegbalum Unachukwu
Star ID:do2170dt
Date: Feb 20, 2024.
    */
#include <stdio.h>

int main() {
    int n_EU;
    printf("Enter the value of n:\n ");
    scanf("%d", &n_EU);

    // Check if n is greater than 0
    if (n_EU <= 0) {
        printf("Please enter a valid positive value for n.\n");
        return 1; // Exit with an error code
    }
//declare a variable using the double.
    double sum_EU = 0.0;
    double number_EU;
    int i = 0;

    printf(" number of inputs: %d\n", n_EU);

    // Use a while loop to read n numbers
    while (i < n_EU) {
        
        scanf("%lf", &number_EU);
        printf("%.3f, ", number_EU);//.3f is three decimals after the period
        sum_EU += number_EU;
        ++i;
    }

    // Calculate and print the average
    double average_EU = sum_EU / n_EU;
    printf("Average of %d numbers: %.2lf\n", n_EU, average_EU);

    return 0;
}