1<?xml version="1.0" encoding="UTF-8"?> 2<out>: Test for source tree numbering 3*%A+?: Level A 4*%A|a+?: Level B 5*%A|b+?: Level B 6*%A|b|a+?: Level C 7*%A|c+?: Level B 8*%A|c|a+?: Level C 9*%A|c|a|a+?: Level D 10*%B+?: Level A 11*%B|a+?: Level B 12*%B|a|a+?: Level C 13*%B|a|a|a+?: Level D 14*%B|a|a|a|a+?: Level E 15*%C+?: Level A 16*%C|a+?: Level B 17*%C|a|a+?: Level C 18*%C|a|a|a+?: Level D 19*%C|a|a|a|a+?: Level E 20*%C|a|a|b+?: Level D 21*%C|a|a|b|a+?: Level E 22*%C|a|b+?: Level C 23*%C|a|b|a+?: Level D 24*%C|b+?: Level B 25</out>