View Compilation Error

0_0_38877946_13987.cpp:3:3: error: invalid preprocessing directive #º
    3 | # º¯ÊýÓÃÓÚÐýתһ¸öµãµÄ×ø±ê180¶È
      |   ^
0_0_38877946_13987.cpp:7:3: error: invalid preprocessing directive #Ó
    7 | # ÓÃÓÚÊä³ö×ø±ê£¬¸ù¾ÝÒªÇóµÄ¾«¶È
      |   ^
0_0_38877946_13987.cpp:1:1: error: 'import' does not name a type
    1 | import math
      | ^~~~~~
0_0_38877946_13987.cpp:1:1: note: C++20 'import' only available with '-fmodules-ts', which is not yet enabled with '-std=c++20'