1S1 101 12 2# #  2 2
2 2# # 10  1 12#01 1
 0 012# #2#0 0   2 0
0#  2 01 1  2#01  0#
 210 2 2#0 01 1 12 2
0# #210 0 0# #2#0 01
1 # # #212 2 0   2# 
 #21 # # #01 12#01 1
 0 0#2  + 1 1 # 1 #0
2 2  10#  2 0  #2 2 
101 #2 210# #210  12
 # 1 # # 1  0  12#0 
#210 0 0  12 0 2 0 +
 # #212 0 0 0# #0 ++
10 0 2 0#2#0 210 + +
 1  0#0  1 1 # 1  0 
1 10  12#0 2# # 10#0
0# # #2  12 012#  2 
 2 210 01 #  2 01 1 
210# 12# + 10#0 2#E1
 
 

Distance from start to end is 52