/in/foo.cc:5:18: error: stray '\357' in program
  int a[10001]={1}；
                  ^
/in/foo.cc:5:19: error: stray '\274' in program
  int a[10001]={1}；
                   ^
/in/foo.cc:5:20: error: stray '\233' in program
  int a[10001]={1}；
                    ^
/in/foo.cc: In function 'int main()':
/in/foo.cc:6:5: error: expected ',' or ';' before 'int'
     int n;
     ^~~
/in/foo.cc:8:7: error: 'n' was not declared in this scope
  cin>>n;
       ^