Problem	treecutting
User	user123
Submission Time	2024-01-30 22:36:49
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

treecutting.cpp: In function ‘void dfs_init(long long int, long long int)’:
treecutting.cpp:20:5: error: ‘pre’ was not declared in this scope; did you mean ‘f_pre’?
20 | pre[u]=idx++;
| ^~~
| f_pre
treecutting.cpp:26:5: error: ‘post’ was not declared in this scope; did you mean ‘f_post’?
26 | post[u]=idx-1;
| ^~~~
| f_post
treecutting.cpp: In function ‘void dfs_dmtr(long long int, long long int)’:
treecutting.cpp:33:13: error: ‘pre’ was not declared in this scope; did you mean ‘f_pre’?
33 | if (pre[v]<=pre[b] && post[b]<=post[v])
| ^~~
| f_pre
treecutting.cpp:33:31: error: ‘post’ was not declared in this scope; did you mean ‘f_post’?
33 | if (pre[v]<=pre[b] && post[b]<=post[v])
| ^~~~
| f_post