recurse, 35 bytes

Result

WA

Code [DL]

$
...v{m}2a}s}3{<
>0{>[{%?{5}r %^
$

stdin

00011100
11100011
01011001
11101010
10101011
10101111
10011111
00010100
00010101
01001110
10001011
10011100
00001010
00100100
00110110
10001110
00111100
00000000
01011011
01010000
11111101
11001010
00000001
11011110
10101001
00000110
10010000
10010011
10111110
00001111
01111000
00110111
10001000
10001101
10011001
11010010
11100111
11111101
10000001
11110000
10001001
01001110
10101100
00101101
01000011
01101001
01011100
01000010
00000011
01100111

stdout

03

stderr

strace