by@moratorium08
WA
for(;;)print(+!(Math.sqrt(8*parseInt(require('system').system.stdin.read(9),2)+1)%1))01100110 10010111 10011010 00000110 00110111 00101101 01001001 10101001 11010100 11110101 00100100 10110001 00010101 11100100 10000111 10101011 01000010 00011010 01001110 01001101 11111101 10011001 01110101 11010010 00000000 00000000 00000001 00001010 01000010 01001111 01111000 10101111 01011011 01100000 01110100 11111110 00001111 00000011 10001000 01101001 00111101 11101110 00110100 11100111 11000101 00011100 10111110 01000000 10001101 10111111
js: uncaught JavaScript runtime exception: ReferenceError: "require" is not defined.