# 2655. Interesting Numbers

To play with the numbers is always interesting. Here is just one! Look at the number: 9376. We notice that: 9376 * 9376 = 87909376 with the last four digits the same as the number itself!

Here comes the problem. What the i-th number of this kinds of the number? Suppose that 0 is the first one.

### 输入格式

There are exactly 26 cases. Process to the end of file

Each case begin with N (1 <= N <= 26) in one line.

### 输出格式

Output the N-th number each in one line. It is promised that the number would be fit the 64-bit integer.

### 样例

Input
1
2

Output
0
1


22 人解决，33 人已尝试。

27 份提交通过，共有 85 份提交。

5.1 EMB 奖励。