/in/foo.cc: In function 'int main()':
/in/foo.cc:13:9: error: 'unsinged' was not declared in this scope
         unsinged long long int res = min((m-(n%m))*a,(m-(n%m))*b);
         ^~~~~~~~
/in/foo.cc:15:2: error: 'res' was not declared in this scope
  res = (m-(n%m))*a<((n%m))*b?((n%m))*a:((n%m))*b;
  ^~~
/in/foo.cc:16:8: error: 'res' was not declared in this scope
  cout<<res;
        ^~~