# ChapterArithmetic/binHexa.py 
"""
Binary - hexadecimal representation. Enter n? 5
0 = 0b0 0x0
1 = 0b1 0x1
2 = 0b10 0x2
3 = 0b11 0x3
4 = 0b100 0x4
"""
def main():
    n = int(input("Binary - hexadecimal representation. Enter n? "))
    for i in range(n):
        print(i,"=", bin(i), hex(i))

main()