运行 ID: 127086

Main.cc: In function ‘int main()’:
Main.cc:51:6: warning: operation on ‘m’ may be undefined [-Wsequence-point]
     m=(++m)%4;
     ~^~~~~~~~
Main.cc:9:11: warning: variable ‘c’ set but not used [-Wunused-but-set-variable]
   int m=0,c=0,count=0;
           ^
Main.cc:77:10: error: expected ‘}’ at end of input
  return 0;
          ^