# CJam, 13 bytes (safe)

    J{m!_)mQ%2b}/

[Try it online.][1]

### Original output

    000010010101001010001101111000111011100110100100001011101101010100011111110010010010001111111111010000010011001110001010011111000010001001110111100000010110000010000111011011110101110010000011100111100

### Modified output

    11101101100011110001011010000100111011000010011101100000001010100111011010011011010111101000000011101111100000000110001000111110110110101111110100101110000101110100110011110000010101110

### Solution

    J{m!_)ci%2b}/

[Try it online.][2]

[1]: http://cjam.aditsu.net/#code=J%7Bm!_)mQ%252b%7D%2F
[2]: http://cjam.aditsu.net/#code=J%7Bm!_)ci%252b%7D%2F