Problem	railway
User	benji9736
Submission Time	2025-12-17 14:54:01
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

railway.cpp: In function ‘int main()’:
railway.cpp:73:9: error: ‘dist’ was not declared in this scope
73 | cout<<dist[x] + dist[y] - 2 * dist[l]<<endl;
| ^~~~