message: Update number-of-ways-to-reconstruct-a-tree.cpp
diff: @@ -19,7 +19,6 @@ public:
  [&adj](const auto& a, const auto& b) {
  return size(adj[a]) > size(adj[b]);
  });
  - int result = 1;
  for (const auto& node : nodes) {
  lookup.emplace(node);
  int parent = 0;
  @@ -42,6 +41,6 @@ public:
  return 0;
  }
  }
  - return result + mul;
  + return 1 + mul;
  }
  };
  