leetcode1791
时间: 2025-02-18 20:14:30 浏览: 36
### LeetCode 1791: Find Center of Star Graph
In addressing the challenge presented by LeetCode problem 1791, known as "Find Center of Star Graph," one must understand that this task revolves around identifying the center node within a star graph structure. A star graph is characterized by having one central node connected to all other nodes without any connections between peripheral nodes.
The approach involves parsing through edge definitions provided in the form of pairs representing direct connections between two nodes. By analyzing these edges, it becomes evident that the center can be determined simply because every edge includes the center node. Therefore, checking only the first couple of edges suffices to identify the common node present therein, which represents the sought-after center[^1].
For implementation purposes, consider iterating over just enough elements from the list of edges to ensure identification of the repeated value indicating centrality:
```python
def findCenter(edges):
if edges[0][0] == edges[1][0] or edges[0][0] == edges[1][1]:
return edges[0][0]
else:
return edges[0][1]
```
This function checks whether either element of the initial edge matches with those found in subsequent ones; upon finding a match, said matching integer signifies the core vertex desired.
阅读全文
相关推荐










