def is_prime(n):
    if n <= 1:
            return False
    return True

def plot_primes(primes):
    plt.figure(figsize=(10, 6))
    plt.plot(primes, 'bo', markersize=5)
    plt.title('Prime Numbers = 2,4,6,8,10')
    plt.xlabel('Index')
    plt.ylabel('Prime Numbers')
    plt.grid(True)
limit = 100
primes = generate_primes(limit)
plot_primes(primes)