// leave a gap at the beginning
@03
00000001  // 03
00000010  // 04
00000011  // 05

// leave a gap at the end
@10
00000100  // 16
00000101  // 17
00000110  // 18

// leave a one-address gap
@07
00001000  // 07
00001001  // 08
00001010  // 09
00001011  // 10
00001100  // 11
00001101  // 12

// overlap
@a
00001110  // 10
00001111  // 11
00010000  // 12

// overlap again (but one less)
@8
00010001  // 08
00010010  // 09
00010011  // 10
00010100  // 11

// and do an overlap that is contained in a previously reported overlap
@b
00010101  // 11

// leave a gap of 2
@d
00010110  // 13