foo.cc:16:1: error: stray '\' in program
   16 | \text{upd}upd : 2018/10/262018/10/26 添加\text{LaTeX}
      | ^
foo.cc:16:38: error: stray '\346' in program
   16 | \text{upd}upd : 2018/10/262018/10/26 添加\text{LaTeX}
      |                                      ^
foo.cc:16:39: error: stray '\267' in program
   16 | \text{upd}upd : 2018/10/262018/10/26 添加\text{LaTeX}
      |                                       ^
foo.cc:16:40: error: stray '\273' in program
   16 | \text{upd}upd : 2018/10/262018/10/26 添加\text{LaTeX}
      |                                        ^
foo.cc:16:41: error: stray '\345' in program
   16 | \text{upd}upd : 2018/10/262018/10/26 添加\text{LaTeX}
      |                                         ^
foo.cc:16:42: error: stray '\212' in program
   16 | \text{upd}upd : 2018/10/262018/10/26 添加\text{LaTeX}
      |                                          ^
foo.cc:16:43: error: stray '\240' in program
   16 | \text{upd}upd : 2018/10/262018/10/26 添加\text{LaTeX}
      |                                           ^
foo.cc:16:44: error: stray '\' in program
   16 | \text{upd}upd : 2018/10/262018/10/26 添加\text{LaTeX}
      |                                            ^
foo.cc:16:2: error: 'text' does not name a type; did you mean 'atexit'?
   16 | \text{upd}upd : 2018/10/262018/10/26 添加\text{LaTeX}
      |  ^~~~
      |  atexit
foo.cc:16:11: error: 'upd' does not name a type
   16 | \text{upd}upd : 2018/10/262018/10/26 添加\text{LaTeX}
      |           ^~~

Found 10 testcases.
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