#P188F. Binary Notation

    普及- ID: 7920 远端评测题 2000ms 256MiB 尝试: 0 已通过: 0 难度: 4 上传者: 标签>*special problemimplementation*1400

Binary Notation

Description

You are given a positive integer n. Output its binary notation.

The only line of input data contains an integer n (1 ≤ n ≤ 106).

Output the binary notation of n (without any leading zeros).

Input

The only line of input data contains an integer n (1 ≤ n ≤ 106).

Output

Output the binary notation of n (without any leading zeros).

5

101

101

1100101

Note

In the first example 5 = 1 * 22 + 0 * 21 + 1 * 20.