environment:

Programming environment: Ubuntu12.04

Programming tool: Vim

Compiler tools: GCC

Input method: sogou

Note: remote login to Ubuntu12.04 using SecureCRT under Windows 8 using root user account

SecureCRT is a terminal emulator that supports SSH. SecureCRT is used to log into UNIX or Linux server hosts under Windows.

(SSH is short for Secure Shell protocol. Is a security protocol based on the application layer and the transport layer.

error:

Stray ‘\357’ in program

Reason: A full – horn character was typed into the program

.

In the programming, due to the speed of typing, pressing CTRL followed by pressing Space, the system mistakenly detected the CTRL + Space signal and switched the input method from half Angle to full Angle.