print(bin(-53))
print(oct(-53))
print(hex(-53))
print("--------")

print(int(0b000100010001))
print(oct(0b000100010001))
print(hex(0b000100010001))
print("--------")

print(int(0o77))
print(bin(0o77))
print(hex(0o77))
print("--------")

print(int(0x9F))
print(bin(0x9F))
print(oct(0x9F))
print("----------")

birthday = '890317'
year = birthday[:2]
month = birthday[2:4]
day = birthday[4:]

print("Birthday is")
print("Year = ", year)
print("Month = ", month)
print("Day = ", day)