A 1 B 2 C 3d4e5f6g7h8i9j10k11l12m13 2025 Olympics. A=1, b=2, c=3, and so on, up to z=26. A 1 b 2 c 3d4e5f6g7h8i9j10k11l12m13 2025 update images references :

Learn how to encrypt and decrypt messages using the a1z26 cipher, which replaces each letter by its position in the alphabet. Learn how to convert letters to numbers using a1z26 encoding, a simple and universal cipher.