Result

WA

Code [DL]

i=""
while 1:i=1-(1+8*int(input(i),2))**.5//1

stdin

01000001
00000001
11101101
10010110
10100101
11111101
00011100
00010101
10001101
00101000
10001100
01011100
01101001
10011011
01111000
00000110
01001110
11000010
11011101
01000111
11001001
10011001
11100111
00000011
10001000
10101011
10010111
00010101
10101101
10101011
10001010
00110111
11010010
00101101
00000100
00110001
01001111
10001110
01011011
00110000
00100100
00001111
11010001
01000010
00001010
00000000
10010100
01101111
10111110
10111010

stdout

-21.0-2.0-42.0-33.0-35.0-44.0-14.0-12.0-32.0-16.0-32.0-26.0-28.0-34.0-30.0-6.0-24.0-38.0-41.0-22.0-39.0-34.0-42.0-4.0-32.0-36.0-33.0-12.0-36.0-36.0-32.0-20.0-40.0-18.0-4.0-18.0-24.0-32.0-26.0-18.0-16.0-10.0-39.0-22.0-8.00.0-33.0-28.0-38.0-37.0

stderr

Traceback (most recent call last):
  File "/volume/CODE", line 2, in <module>
    while 1:i=1-(1+8*int(input(i),2))**.5//1
EOFError: EOF when reading a line

strace