foo.cc:111:13: error: stray '\346' in program
          *//检验输出
             ^
foo.cc:111:14: error: stray '\243' in program
          *//检验输出
              ^
foo.cc:111:15: error: stray '\200' in program
          *//检验输出
               ^
foo.cc:111:16: error: stray '\351' in program
          *//检验输出
                ^
foo.cc:111:17: error: stray '\252' in program
          *//检验输出
                 ^
foo.cc:111:18: error: stray '\214' in program
          *//检验输出
                  ^
foo.cc:111:19: error: stray '\350' in program
          *//检验输出
                   ^
foo.cc:111:20: error: stray '\276' in program
          *//检验输出
                    ^
foo.cc:111:21: error: stray '\223' in program
          *//检验输出
                     ^
foo.cc:111:22: error: stray '\345' in program
          *//检验输出
                      ^
foo.cc:111:23: error: stray '\207' in program
          *//检验输出
                       ^
foo.cc:111:24: error: stray '\272' in program
          *//检验输出
                        ^
foo.cc: In function 'int fun(long int)':
foo.cc:111:12: error: expected primary-expression before '/' token
          *//检验输出
            ^
foo.cc:113:10: error: expected primary-expression before 'for'
          for(i=0;i<8;i++){
          ^~~
foo.cc:113:19: warning: statement has no effect [-Wunused-value]
          for(i=0;i<8;i++){
                  ~^~
foo.cc:113:25: error: expected ';' before ')' token
          for(i=0;i<8;i++){
                         ^

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