Problem	trainorbus
User	Junxian
Submission Time	2026-03-16 10:57:39
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

trainorbus.cpp: In function ‘int main()’:
trainorbus.cpp:15:26: error: request for member ‘size’ in ‘a’, which is of non-class type ‘int [n]’
15 | for (long long k; k < a.size(); k++) {
| ^~~~