On 28th Feb, 2012 (Tuesday) some robbers went to rob a
bank. He threatened to kill the cashier if he didn't
open the vault. The cashier told him the vault is not
opened with keys but with a password. You can't kill
me since I am the only one who knows the password
and everyday the password is different.
The robber shot the cashier, entered the password,
opened the vault and robbed all the money.
What is the password