# EUC
# ʸι¤ե롣
#Ūˤɽ(Ϣܡ򡢷֤3Ĥε§ǹ)
#ǹ롣
#
# Ϣ: A  B ϢܤA BȽ
# : A  B  A | B
# ֤: A  0ʾη֤ A * Ƚ
#
# ñ黻 ? + * 黻 | 礬
#
# 嵭3ĤȤɬפɤǤ褦ˤϤƤ
#
# @.. := .. ȤǥޥǤ褦ˤ롣
#
# ȡˤ .??Ȥʣΰ̣ȤǤ
# "ʤ".ƻ -> ʻꤷƤȤˤä
#                  ֤ʤ ̵ Τ褦ʸФ롣
#
#
# level 0
#
0  
#
# level 1
#
0 ̾ ̾
0  .#S
0 Ƭ.#S 
0 Ƭ.#S  .#S
0 10 1
0 100 10 ? 1 ?
#
# level 2
#
0 Ƭ.#S  .#S
#0 ñ
