/in/foo.cc: In lambda function:
/in/foo.cc:20:59: error: 'struct student' has no member named 'zs\U0000ff08\U0000ff09'
   20 |         sort(st+1,st+n+1,[](student x,student y){return x.zs（）>y.zs（）;});
      |                                                           ^~~~~~
/in/foo.cc:20:68: error: 'struct student' has no member named 'zs\U0000ff08\U0000ff09'
   20 |         sort(st+1,st+n+1,[](student x,student y){return x.zs（）>y.zs（）;});
      |                                                                    ^~~~~~