#  created : 20250111

#  https://www.scientecheasy.com/2022/10/loops-in-python.html/

count = 0
while count < 10:
    print('Hello world')
    count += 1
print('Loop finished')

Hello world
Hello world
Hello world
Hello world
Hello world
Hello world
Hello world
Hello world
Hello world
Hello world
Loop finished

start, end = 10, 50
for num in range(start, end + 1):
    if num > 1:  # Prime numbers are greater than 1
        for i in range(2, int(num**0.5) + 1):
            if num % i == 0:
                break
        else:
            print(f"{num} is a prime number")

11 is a prime number
13 is a prime number
17 is a prime number
19 is a prime number
23 is a prime number
29 is a prime number
31 is a prime number
37 is a prime number
41 is a prime number
43 is a prime number
47 is a prime number

text = "Python is fun"
reversed_text = ""
for char in text:
    reversed_text = char + reversed_text
print(f"Original: {text}")
print(f"Reversed: {reversed_text}")

Original: Python is fun
Reversed: nuf si nohtyP

text = "Loops and Logic in Python"
vowels = "aeiouAEIOU"
count = sum(1 for char in text if char in vowels)
print(f"String: {text}")
print(f"Number of vowels: {count}")

String: Loops and Logic in Python
Number of vowels: 7