Problem	itinerary
User	chien
Submission Time	2026-02-17 23:13:44
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

itinerary.cpp:65:15: error: invalid preprocessing directive #check
65 | # check pairwise disjoint
| ^~~~~
itinerary.cpp:106:7: error: invalid preprocessing directive #second
106 | # second DFS (rerooting)
| ^~~~~~
itinerary.cpp:108:34: error: stray ‘#’ in program
108 | stack = [(1, None)] # (node, parent_info) parent_info = (L,R,valid) or None
| ^
itinerary.cpp:112:11: error: invalid preprocessing directive #gather
112 | # gather all neighbours of u (children + parent side)
| ^~~~~~
itinerary.cpp:114:11: error: invalid preprocessing directive #children
114 | # children
| ^~~~~~~~
itinerary.cpp:117:11: error: invalid preprocessing directive #parent
117 | # parent side
| ^~~~~~
itinerary.cpp:119:71: error: stray ‘#’ in program
119 | ne