/in/foo.cc: In function 'int main()':
/in/foo.cc:49:27: warning: format '%d' expects argument of type 'int*', but argument 2 has type 'long long int*' [-Wformat=]
  go(i,1,n)scanf("%d",&h[i]);
                           ^
/in/foo.cc:55:31: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
    Insert(root,h[j]);int mid=l+r>>1;
                              ~^~