运行 ID: 345346

Main.cc:5:11: error: stray ‘\357’ in program
  int a,b,c，sum;
           ^
Main.cc:5:12: error: stray ‘\274’ in program
  int a,b,c，sum;
            ^
Main.cc:5:13: error: stray ‘\214’ in program
  int a,b,c，sum;
             ^
Main.cc: In function ‘int main()’:
Main.cc:5:14: error: expected initializer before ‘sum’
  int a,b,c，sum;
              ^~~
Main.cc:6:13: error: ‘c’ was not declared in this scope
  cin>>a>>b>>c;
             ^
Main.cc:7:15: error: ‘sum’ was not declared in this scope
 cout<<"sum="<