#hex2dec
hex = input("Input Hex Value: ")
hex2dec = int(hex, 16)
print(hex2dec)

#dec2bin
dec = int(input("Input Binary Value: "))
dec2bin = bin(dec)[2:]
print(dec2bin)

#hexproduct
hexPro1 = input("Hex1: ")
hexPro2 = input("Hex2: ")
hex2dec1 = int(hexPro1, 16)
hex2dec2 = int(hexPro2, 16)

decProduct = hex2dec1*hex2dec2

decHexProduct = "%X" % decProduct
print(decHexProduct)