HEX

Server: Apache

System: Linux s198.coreserver.jp 5.15.0-151-generic #161-Ubuntu SMP Tue Jul 22 14:25:40 UTC 2025 x86_64

User: nagasaki (10062)

PHP: 7.1.33

Disabled: NONE

Upload Files

File: //usr/share/graphviz/gvpr/span

/* derive simple spanning tree */
BEG_G { $tvtype = TV_dfs; $tvroot = node($,ARGV[0]);}
E [!isSubnode($T,$.head) || !isSubnode($T,$.tail)]