import pandas as pd
import matplotlib.pyplot as plt

def plot(data):
    # Convert the list of dictionaries to a pandas DataFrame
    df = pd.DataFrame(data)

    # Plotting
    plt.figure(figsize=(10, 6))  # Set the figure size
    plt.bar(df['name'], df['participations'],
            color='skyblue')  # Create a bar chart
    plt.xlabel('Name')  # Label on X-axis
    plt.ylabel('Participations')  # Label on Y-axis
    plt.title('Number of Participations by Name')  # Title of the chart
    plt.xticks(rotation=45)  # Rotate the X-axis labels for better readability
    plt.savefig('participations.png')  # Save the chart as a PNG file