Modifications according to the first request

calculator.js

@@ -0,0 +1,56 @@
+function add(a, b) {
+    return a + b;
+}
+
+function subtract(a, b) {
+    return a - b;
+}
+
+function multiply(a, b) {
+    return a * b;
+}
+
+function divide(a, b) {
+    if (b === 0) {
+        return "Error: Division by zero is not allowed.";
+    }
+    return a / b;
+}
+
+function calculator() {
+    console.log("Basic Calculator");
+    console.log("Select operation:");
+    console.log("1. Add");
+    console.log("2. Subtract");
+    console.log("3. Multiply");
+    console.log("4. Divide");
+
+    const choice = prompt("Enter choice (1/2/3/4):");
+
+    if (["1", "2", "3", "4"].includes(choice)) {
+        const num1 = parseFloat(prompt("Enter first number:"));
+        const num2 = parseFloat(prompt("Enter second number:"));
+
+        let result;
+        switch (choice) {
+            case "1":
+                result = add(num1, num2);
+                break;
+            case "2":
+                result = subtract(num1, num2);
+                break;
+            case "3":
+                result = multiply(num1, num2);
+                break;
+            case "4":
+                result = divide(num1, num2);
+                break;
+        }
+        console.log(`The result is: ${result}`);
+    } else {
+        console.log("Invalid input. Please select a valid operation.");
+    }
+}
+
+// Run the calculator
+calculator();

calculator.py

@@ -0,0 +1,41 @@
+def add(a, b):
+    return a + b
+
+def subtract(a, b):
+    return a - b
+
+def multiply(a, b):
+    return a * b
+
+def divide(a, b):
+    if b == 0:
+        return "Error: Division by zero is not allowed."
+    return a / b
+
+def calculator():
+    print("Basic Calculator")
+    print("Select operation:")
+    print("1. Add")
+    print("2. Subtract")
+    print("3. Multiply")
+    print("4. Divide")
+
+    choice = input("Enter choice (1/2/3/4): ")
+
+    if choice in ['1', '2', '3', '4']:
+        num1 = float(input("Enter first number: "))
+        num2 = float(input("Enter second number: "))
+
+        if choice == '1':
+            print(f"The result is: {add(num1, num2)}")
+        elif choice == '2':
+            print(f"The result is: {subtract(num1, num2)}")
+        elif choice == '3':
+            print(f"The result is: {multiply(num1, num2)}")
+        elif choice == '4':
+            print(f"The result is: {divide(num1, num2)}")
+    else:
+        print("Invalid input. Please select a valid operation.")
+
+if __name__ == "__main__":
+    calculator()

card_draw.py

@@ -4,12 +4,12 @@
 import itertools, random
 
 # make a deck of cards
-deck = list(itertools.product(range(1,14),['Spade','Heart','Diamond','Club'])
+deck = list(itertools.product(range(1, 14), ['Spade', 'Heart', 'Diamond', 'Club']))
 
 # shuffle the cards
 random.shuffle(deck)
 
 # draw five cards
 print("You got:")
-for i in range(5)
-   print(deck[i][0], "of", deck[i][1]
+for i in range(5):
+    print(deck[i][0], "of", deck[i][1])

hello.py

@@ -0,0 +1,5 @@
+def main():
+    print("Hello, World!")
+
+if __name__ == "__main__":
+    main()

sum_elements.py

@@ -1,5 +1,26 @@
 #A poorly written example of a program in Python. It prompts the user for the number of elements to sum, takes those integers as input, and handles some basic error cases
-
+def get_number_of_elements(max_value):
+   while True:
+      try:
+         n = int(input(f"Enter the number of elements (1-{max_value}): "))
+         if 1 <= n <= max_value:
+            return n
+         else:
+            print(f"Invalid input. Please provide a number between 1 and {max_value}.")
+      except ValueError:
+         print("Invalid input. Please enter a valid integer.")
+
+def get_elements(n):
+   elements = []
+   print(f"Enter {n} integers:")
+   for _ in range(n):
+      while True:
+         try:
+            elements.append(int(input()))
+            break
+         except ValueError:
+            print("Invalid input. Please enter a valid integer.")
+   return elements
 MAX = 100
 
 def calculate_sum(arr):

weather_script.js

@@ -0,0 +1,33 @@
+const fetch = require('node-fetch'); // Ensure you have node-fetch installed (npm install node-fetch)
+
+async function fetchWeather(cityName, apiKey) {
+    const baseUrl = "http://api.openweathermap.org/data/2.5/weather";
+    const url = `${baseUrl}?q=${cityName}&appid=${apiKey}&units=metric`; // Use "imperial" for Fahrenheit
+
+    try {
+        const response = await fetch(url);
+        if (!response.ok) {
+            throw new Error(`HTTP error! Status: ${response.status}`);
+        }
+        const weatherData = await response.json();
+        return weatherData;
+    } catch (error) {
+        return { error: error.message };
+    }
+}
+
+(async () => {
+    const API_KEY = "your_api_key_here"; // Replace with your OpenWeatherMap API key
+    const city = "London"; // Replace with the desired city name
+
+    const weatherData = await fetchWeather(city, API_KEY);
+
+    if (weatherData.error) {
+        console.log(`Error: ${weatherData.error}`);
+    } else {
+        console.log(`Weather in ${weatherData.name}:`);
+        console.log(`Temperature: ${weatherData.main.temp}°C`);
+        console.log(`Weather: ${weatherData.weather[0].description.charAt(0).toUpperCase() + weatherData.weather[0].description.slice(1)}`);
+        console.log(`Humidity: ${weatherData.main.humidity}%`);
+    }
+})();

weather_script.py

@@ -0,0 +1,41 @@
+import requests
+
+def fetch_weather(city_name, api_key):
+    """
+    Fetch weather data for a given city from OpenWeatherMap API.
+
+    Args:
+        city_name (str): Name of the city to fetch weather for.
+        api_key (str): Your OpenWeatherMap API key.
+
+    Returns:
+        dict: Weather data if successful, or an error message.
+    """
+    base_url = "http://api.openweathermap.org/data/2.5/weather"
+    params = {
+        "q": city_name,
+        "appid": api_key,
+        "units": "metric"  # Use "imperial" for Fahrenheit
+    }
+
+    try:
+        response = requests.get(base_url, params=params)
+        response.raise_for_status()  # Raise HTTPError for bad responses (4xx and 5xx)
+        return response.json()
+    except requests.exceptions.RequestException as e:
+        return {"error": str(e)}
+
+if __name__ == "__main__":
+    # Replace with your OpenWeatherMap API key
+    API_KEY = "your_api_key_here"
+    city = input("Enter the city name: ")
+
+    weather_data = fetch_weather(city, API_KEY)
+
+    if "error" in weather_data:
+        print(f"Error: {weather_data['error']}")
+    else:
+        print(f"Weather in {weather_data['name']}:")
+        print(f"Temperature: {weather_data['main']['temp']}°C")
+        print(f"Weather: {weather_data['weather'][0]['description'].capitalize()}")
+        print(f"Humidity: {weather_data['main']['humidity']}%")