foo.cc:16:10: error: stray '\357' in program
   return （cf(a, b - 1, p) * a）%p;
          ^
foo.cc:16:11: error: stray '\274' in program
   return （cf(a, b - 1, p) * a）%p;
           ^
foo.cc:16:12: error: stray '\210' in program
   return （cf(a, b - 1, p) * a）%p;
            ^
foo.cc:16:32: error: stray '\357' in program
   return （cf(a, b - 1, p) * a）%p;
                                ^
foo.cc:16:33: error: stray '\274' in program
   return （cf(a, b - 1, p) * a）%p;
                                 ^
foo.cc:16:34: error: stray '\211' in program
   return （cf(a, b - 1, p) * a）%p;
                                  ^
foo.cc: In function 'long int cf(long int, long int, long int)':
foo.cc:22:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^

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