Hosssam decide sneak Hemoses room sleep change laptop password he know password string s length n he know k special letter alphabet c_1c_2ldot c_khosssam program follow the program consider current password s length m then find position 1le I m s_i1 k special letter then delete position password s s_i special character if position delete program display error message loud sound for example suppose string s abcdef special character b d if run program position 1 3 delete come special character password bdef if run program delete position 1 password def if wise will not run timeHosssam want know time run program hemose laptop wake sound error message can help