Year 53 - 100 Cubes on the Floor

-- 7 Billion Humans (2235) --
-- 53: 100 Cubes on the Floor by nezhi [https://steamcommunity.com/profiles/76561198013091047] -- 
-- and SDP_Ragequit [https://steamcommunity.com/id/SDP_Ragequit] --
-- failed 54 out of 100 => 46% successful -- 

a:
step nw,w,sw,n,s,ne,e,se
if n == wall and
 e == nothing or
 mem1 > 0 and
 c == 0:
	mem1 = calc mem1 + 1
	pickup c
	write mem1
	drop
endif
jump a