foo.cc:38:16: error: stray '\357' in program
   38 | int interesting；
      |                ^
foo.cc:38:17: error: stray '\274' in program
   38 | int interesting；
      |                 ^
foo.cc:38:18: error: stray '\233' in program
   38 | int interesting；
      |                  ^
foo.cc: In function 'std::string StopFight(std::string)':
foo.cc:10:12: warning: comparison of integer expressions of different signedness: 'int' and 'const size_type' {aka 'const long unsigned int'} [-Wsign-compare]
   10 |  if (index != string::npos)  //如果下标存在
      |      ~~~~~~^~~~~~~~~~~~~~~
foo.cc: In function 'int main()':
foo.cc:39:1: error: expected initializer before 'cin'
   39 | cin>>interesting;
      | ^~~

Found 10 testcases.
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