index shift so we don't get an overflow in size_t
index shift so we don't get an overflow in size_t

BerlinUnited/NaoTH,BerlinUnited/NaoTH,BerlinUnited/NaoTH,BerlinUnited/NaoTH,BerlinUnited/NaoTH,BerlinUnited/NaoTH,BerlinUnited/NaoTH