Problem	railway
User	Darius721837219
Submission Time	2026-09-26 15:34:52
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

railway.cpp: In function ‘long long int lca(long long int, long long int)’:
railway.cpp:18:17: error: expected ‘;’ before ‘>=’ token
18 | for (int k=19,k>=0;k++){
| ^~
| ;
railway.cpp:18:17: error: expected primary-expression before ‘>=’ token
18 | for (int k=19,k>=0;k++){
| ^~