Mã chấm: 459556

Main.cc: In function ‘int main()’:
Main.cc:10:25: error: expected ‘;’ before ‘int’
   10 |     }while(n<10 || n>99)
      |                         ^
      |                         ;
   11 | 
   12 |         int d = 0, e = 0;
      |         ~~~              
Main.cc:9:14: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
    9 |         scanf("%d", &n);
      |         ~~~~~^~~~~~~~~~