needle:
00100100

haystack:                                                                                         *      *       *      *
          1         2         3         4         5         6         7         8         9         0         1         2
01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567
11110001010010101101101011001010111010010101000101111000100110010101000111111111001000000011100100100111011100100100111000110111