Problem G. Big Number
时间限制 1 ms
内存限制 32 MB
In many applications very large integers numbers are required. Some of these applications are using keys for secure transmission of data, encryption, etc. In this problem you are given a number, you have to determine the number of digits in the factorial of the number.
输入数据
输出数据
The output contains the number of digits in the factorial of the integers appearing in the input.
样例输入
样例输出
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