Mã chấm: 19896

Main.cc: In function ‘int main()’:
Main.cc:11:20: error: invalid conversion from ‘void*’ to ‘int*’ [-fpermissive]
     int *a = malloc(n * sizeof(int));
              ~~~~~~^~~~~~~~~~~~~~~~~
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:13:14: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d", &a[i]);
         ~~~~~^~~~~~~~~~~~~