input: 
  def visualize_popular_languages(x_values: List[str], y_values: List[int]):
      """ Create a visualization using Matplotlib that displays the top 5 most 
      popular programming languages.
      >>> visualize_popular_languages(["Python", "Java", "C++", "Javascript", "C#"], [45, 25, 15, 10, 5])
      # Output: A bar chart titled "Popular Programming Languages" with x-axis labeled "Languages" and y-axis labeled "Percentage of Use"
      """
  
output:     import matplotlib.pyplot as plt
  
      plt.figure(figsize=(10, 6))
      plt.bar(x_values, y_values, color='skyblue')
      plt.title("Popular Programming Languages")
      plt.xlabel("Languages")
      plt.ylabel("Percentage of Use")
      plt.show()