View Compilation Error

0_0_20372126_24515.cpp: In function 'int main()':
0_0_20372126_24515.cpp:11:10: error: request for member 'num' in 'num', which is of non-class type 'int [200]'
 sort(num.num+n);
          ^
0_0_20372126_24515.cpp:14:13: error: 'sum' cannot be used as a function
 sum/=sum(n-2);
             ^