GeorgeDewar

# Sample data
data = []
data[0] = '00101000110001100000000000001000 00001000011111111001000000001100 00001101100000001000000000000000 00000000000000000000010001111111'
data[1] = '00101000110001100000000000001000 00001000011111111001000000001100 00000011100000001000000000000000 00000000000000000000010001110111'
data[2] = '00101000110001100000000000001000 00001000011111111001000000001100 00001101100011001000000000000000 00001011111110010000010011111010'
data[3] = '00101000110001100000000000001000 00001000011111111001000000001100 00001101100000001000100000000000 00000000000000000000010001110111'
data[4] = '00101000110001100000000000001000 00001000011111111001000000001100 00001101000000000000100000000000 00000000000000000000010000001111'

# Checksum function