if(root->type == root->children[i]->type){
        int numberOfChildren = root->n_children + root->children[i]->n_children;
        root->children = realloc(root->children, sizeof(node_t)*(numberOfChildren));
        if(root->children != NULL) {
          for(int j = 0; j < root->children[i]->n_children; j++)
            {
              root->children[root->n_children-1+j] = root->children[i]->children[j];
            }
        }