Description

Input an integer n, and print the hex number of n 

1 ≦ n < 16⁵  = 1,048,576

If n = 4040, the hex number of n is FC8, since

     16²  *  F + 16¹  * C + 16⁰  * 8 

 = 256 * 15 + 16   * 12 +  1    * 8

 = 4040

You need to use the following table to help you print the result.

10	A
11	B
12	C
13	D
14	E
15	F

Input

An positive integer n < 1,048,576​

Output

Output: The hexadecimal number of n

Output format:

• Output must be the number or the capital letter(大寫英文字母).

• Change a new line at the end.

Sample Input  Download

Sample Output  Download

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