goruby, 31 bytes

Result

WA

Code [DL]

lp{x=g.t_i 2;p 8*x+1==x**2?1:0}

stdin

11000101
11001110
01101100
01000111
11111101
00101111
00011001
11001001
01010011
11100110
00000010
00011100
00101101
11100111
11010111
10011001
00000000
01101101
10011001
00001101
00000110
01011011
00001111
01110110
00100100
00001000
01111000
11100000
11101110
10111110
00000000
11111010
11100011
01001110
01101001
10101011
11010010
00110111
00001010
10001000
10010100
00101001
00000001
10101001
00000011
01011111
00010101
00001001
01000010
10011010

stdout

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

stderr

<internal:golf_prelude>:14:in `to_i': wrong number of arguments (given 1, expected 0) (ArgumentError)
	from <internal:golf_prelude>:14:in `method_missing'
	from /volume/CODE:1:in `block in <main>'
	from <internal:golf_prelude>:11:in `block in method_missing'
	from <internal:golf_prelude>:9:in `loop'
	from <internal:golf_prelude>:9:in `method_missing'
	from /volume/CODE:1:in `<main>'

strace