---

Lỗi biên dịch:

Main.cc:9:2: error: expected ‘;’ after struct definition
    9 | }class;
      |  ^
      |  ;
Main.cc:6:1: error: missing type-name in typedef-declaration
    6 | typedef struct {
      | ^~~~~~~
Main.cc:9:7: error: expected identifier before ‘;’ token
    9 | }class;
      |       ^
Main.cc:11:6: error: variable or field ‘doiVT’ declared void
   11 | void doiVT(class &a, class &b) {
      |      ^~~~~
Main.cc:11:12: error: expected primary-expression before ‘class’
   11 | void doiVT(class &a, class &b) {
      |            ^~~~~
Main.cc:11:22: error: expected primary-expression before ‘class’
   11 | void doiVT(class &a, class &b) {
      |                      ^~~~~
Main.cc: In function ‘void sapXep(a*, int)’:
Main.cc:19:18: error: expected unqualified-id before ‘[’ token
   19 |             if (a[j].sothisinh