How to write a loop?

Question

How to write a loop? No, it’s so difficult. How to write a loop? No, it’s so difficult. How to write a loop? No, it’s so difficult. How to write a loop? It’s so difficult. How do I write a loop? I don’t know how. It’s so difficult. How do I write a loop? I don’t know. It’s so difficult. How do I write a loop? It’s so difficult. How do I write a loop? I don’t know how. It’s so difficult. How do I write a loop? I don’t know. It’s so difficult. How do I write a loop? It’s so difficult. How do I write a loop? I don’t know how. It’s so difficult. How do I write a loop? I don’t know. It’s so difficult. How do I write a loop? so hard