A Robber Is Robbing A Bank. He Steals All The Customer's Money

Riddle: A Robber is robbing a bank. He steals all the customer's money when he sees a safe. He threatens the clerk to tell him the code for the safe. She says " Sorry I can't. The code is changing every day." But the robber finds out the code. How did he find it out?

Answer: "The code is CHANGING every day." Source: https://riddles.com/4055

A Robber is robbing a bank. He steals all the customer's money when he sees a safe. He threatens the clerk to tell him the code for the safe. She says " Sorry I can't. The code is changing every day." But the robber finds out the code. How did he find it out? — A Robber is robbing a bank. He steals all the customer's money by Simon B. Riddle