---

Lỗi biên dịch:

Main.cc: In function ‘int main()’:
Main.cc:11:11: warning: ‘char* gets(char*)’ is deprecated [-Wdeprecated-declarations]
     gets(m);
           ^
In file included from /usr/include/stdio.h:862:0,
                 from Main.cc:1:
/usr/include/x86_64-linux-gnu/bits/stdio2.h:232:1: note: declared here
 gets (char *__str)
 ^~~~
Main.cc:14:11: warning: ‘char* gets(char*)’ is deprecated [-Wdeprecated-declarations]
     gets(y);{
           ^
In file included from /usr/include/stdio.h:862:0,
                 from Main.cc:1:
/usr/include/x86_64-linux-gnu/bits/stdio2.h:232:1: note: declared here
 gets (char *__str)
 ^~~~
Main.cc:20:28: error: ‘d’ was not declared in this scope
         }printf("%.2f", cd*d);
                            ^
Main.cc:23:1: error: expected ‘}’ at end of input
 }
 ^
Main.cc:10:10: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &n);
     ~~~~~^~~~~~~~~~
Main.cc:11:9: warning: ignoring return value of ‘char* gets(char*)’, declared with attribute warn_unused_result [-Wunused-result]
     gets(m);
     ~~~~^~~
Main.cc:12:10: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &t);
     ~~~~~^~~~~~~~~~
Main.cc:14:9: warning: ignoring return value of ‘char* gets(char*)’, declared with attribute warn_unused_result [-Wunused-result]
     gets(y);{
     ~~~~^~~