#!/usr/bin/env python3
P=[[3,0,1,2,4,5,6,7,11,8,9,10,12,13,14,15,16,17,18,19],[4,1,2,0,7,5,6,3,16,9,10,11,19,13,14,15,12,17,18,8],[1,5,2,3,0,4,6,7,8,17,10,11,12,16,14,15,9,13,18,19],[0,1,2,3,5,6,7,4,8,9,10,11,13,14,15,12,16,17,18,19],[0,2,6,3,4,1,5,7,8,9,18,11,12,13,17,15,16,10,14,19],[0,1,3,7,4,5,2,6,8,9,10,19,12,13,14,18,16,17,11,15]]
O=[[0]*20,[2,0,0,1,1,0,0,2]+[0]*12,[1,2,0,0,2,1,0,0]+[0,1,0,0,0,1,0,0,1,1,0,0],[0]*20,[0,1,2,0,0,2,1,0]+[0]*12,[0,0,1,2,0,0,2,1]+[0,0,0,1,0,0,0,1,0,0,1,1]]
S=[3*i for i in range(8)]+[2*i for i in range(12)]
scr="B2 D L2 D2 R2 D2 B' D2 L2 B' R2 U2 B D2 U F' B2 U2 L F R' L' D' B F' U B' R B L2 F' L2 F U"
for x in scr.split():
 a="URFDLB".index(x[0])