于是,她便开始尝试将那组字母换一个方向,向后偏移2位......
R-2=T(R->S->T)
F-2=H(F->G->H)
C-2=E(C->D->E)
L-2=N
S-2=U
K-2=M
Z-2=B
C-2=E
P-2=R
R-2=T
F-2=H
THENUMBERTHREE......
the number three?
答案是数字3!