/in/foo.cc: In function 'int main()':
/in/foo.cc:20:19: error: 's' was not declared in this scope
   20 |         for(int i=s.size()-1;i>=0;i--)
      |                   ^
/in/foo.cc:22:19: error: 's' was not declared in this scope
   22 |         for(int i=s.size()-1;i>=0;i--)
      |                   ^
/in/foo.cc:24:20: error: request for member 'rbegin' in 'nt', which is of non-class type 'long long int'
   24 |         reverse(nt.rbegin(),nt.rend());
      |                    ^~~~~~
/in/foo.cc:24:32: error: request for member 'rend' in 'nt', which is of non-class type 'long long int'
   24 |         reverse(nt.rbegin(),nt.rend());
      |                                ^~~~
/in/foo.cc:32:22: error: 'sum' was not declared in this scope; did you mean 'su'?
   32 |         if(cnt==113) sum=112;
      |                      ^~~
      |                      su