Result

WA

Code [DL]

while 1:i=(1+8*int(input(i),i=2))**.5%1>0

stdin

01011011
01010101
10001000
00110111
01000010
00101101
10110001
11000010
00010101
11010010
00000001
11111001
00011010
11110101
00111011
01001110
00000000
11101010
10111110
10010100
11110111
01101001
10101011
10011001
01011111
11101000
00001010
11100111
11001000
00011000
01010000
11011101
10111001
00011100
01001110
00000110
00100110
01001101
01110011
10100110
00000011
00010101
00100100
10100001
00111010
00001111
11111101
11000111
00101001
01111000

stdout

stderr

Traceback (most recent call last):
  File "/volume/CODE", line 1, in <module>
    while 1:i=(1+8*int(input(i),i=2))**.5%1>0
NameError: name 'i' is not defined

strace