print("Decimal --> Binary --> Octal --> Hexadecimal")
print(25)
print(bin(25))
print(oct(25))
print(hex(25))
print()
print()
beans = 77
print("Decimal: " + str(beans) + " --> Binary: " + str(bin(beans)) + " --> Octal: " + str(oct(beans)) + " --> Hex: " + str(hex(beans)))
print()
print()
beans = 51
print("Decimal: " + str(beans) + " --> Binary: " + str(bin(beans)) + " --> Octal: " + str(oct(beans)) + " --> Hex: " + str(hex(beans)))