运行 ID: 59360

Main.cc: In function ‘int main()’:
Main.cc:8:17: error: expected primary-expression before ‘;’ token
   printf("%.1f",;t*0.9);
                 ^
Main.cc:8:23: error: expected ‘;’ before ‘)’ token
   printf("%.1f",;t*0.9);
                       ^
Main.cc:8:19: warning: statement has no effect [-Wunused-value]
   printf("%.1f",;t*0.9);
                  ~^~~~
Main.cc:11:17: error: expected primary-expression before ‘;’ token
   printf("%.1f",;t);
                 ^
Main.cc:11:19: error: expected ‘;’ before ‘)’ token
   printf("%.1f",;t);
                   ^
Main.cc:11:20: warning: statement has no effect [-Wunused-value]
   printf("%.1f",;t);
                    ^