# Function to check if a number is prime

def is_prime(num):
    if num <= 1:
        return False
for i in range(2, int(num ** 0.5) + 1):
        if num % i == 0:
            return False
    return True

# List to hold the prime numbers
prime_numbers = []


# Iterate through three-digit numbers starting with 5

for num in range(500, 600):
    if is_prime(num):
        prime_numbers.append(num)


# Display the prime numbers

print("Three-digit prime numbers starting with 5:")
for prime in prime_numbers:
    print(prime)