View Compilation Error

0_0_39324343_21509.cpp:13:6: error: stray '\243' in program
   13 | sum=0<a3><bb>
      |      ^~~~
0_0_39324343_21509.cpp:13:7: error: stray '\273' in program
   13 | sum=0<a3><bb>
      |          ^~~~
0_0_39324343_21509.cpp:1:1: error: 'import' does not name a type
    1 | import java.util.Scanner;
      | ^~~~~~
0_0_39324343_21509.cpp:1:1: note: C++20 'import' only available with '-fmodules-ts', which is not yet enabled with '-std=c++20'
0_0_39324343_21509.cpp:2:2: error: expected unqualified-id before 'public'
    2 |  public class Main{
      |  ^~~~~~