Result

WA

Code [DL]

for i=0:49
g=base2dec(fgetl(stdin),2)
disp(mod((8*g+1)^0.5,2)==1)
endfor

stdin

10100001
11111011
10011001
00010101
00000001
11110110
10101100
10101111
00110111
00011011
00001111
11110011
10001011
11000011
10101011
01000010
00011100
01101001
01111001
01100001
11000010
10001000
00001010
00000110
10111000
00101101
00000110
00000000
11100111
00010100
01111000
10100100
11110001
01011011
11010010
10000011
01101110
00100100
01100011
11111101
00100111
10000100
00110110
01101010
10111110
10101011
01001110
10110011
00000011
11101110

stdout

g =  161
0
g =  251
0
g =  153
1
g =  21
1
g =  1
1
g =  246
0
g =  172
0
g =  175
0
g =  55
1
g =  27
0
g =  15
1
g =  243
0
g =  139
0
g =  195
0
g =  171
1
g =  66
1
g =  28
1
g =  105
1
g =  121
0
g =  97
0
g =  194
0
g =  136
1
g =  10
1
g =  6
1
g =  184
0
g =  45
1
g =  6
1
g = 0
1
g =  231
1
g =  20
0
g =  120
1
g =  164
0
g =  241
0
g =  91
1
g =  210
1
g =  131
0
g =  110
0
g =  36
1
g =  99
0
g =  253
1
g =  39
0
g =  132
0
g =  54
0
g =  106
0
g =  190
1
g =  171
1
g =  78
1
g =  179
0
g =  3
1
g =  238
0

stderr

octave: X11 DISPLAY environment variable not set
octave: disabling GUI features

strace