==============================
Welcome to CSIE Bulletin board
==============================
==============================
Please enter your command (post/pull/exit): FROM: CONTENT:
Please enter your command (post/pull/exit): FROM: CONTENT:
Please enter your command (post/pull/exit): FROM: CONTENT:
Please enter your command (post/pull/exit): FROM: CONTENT:
Please enter your command (post/pull/exit): FROM: CONTENT:
Please enter your command (post/pull/exit): 