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FACTZERO - Zeros of factorial |
Wersja polska | English version |
Given integer n, print number of final zeros of n! (which is factorial of n).
Input
The first line of the standard input contains one integer t (t<2001) which is the number of test cases.
In each of the next t lines there is number n (0<=n<=10^9).
Output
For each test, print the number of final zeros of n!.
Example
Input:
2
10
1000000
Output:
2
249998
Special thanks to Rafał Spręga for the concept of this task.
Added by: | Piotr Kąkol |
Date: | 2009-12-26 |
Time limit: | 6.466s |
Source limit: | 50000B |
Memory limit: | 1536MB |
Cluster: | Cube (Intel G860) |
Languages: | All except: NODEJS OBJC SCM qobi VB.NET |
hide comments
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2010-04-09 23:47:49 Zoltán Zámbori
Changing the time limits does not help on the slow bigint routines in Perl. Better to make the test cases smaller. Smaller test cases enable writing shorter codes and competition between languages will be much fair. Last edit: 2010-04-10 00:01:26 |
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2010-04-09 22:38:47 Piotr KÄ…kol
Time limit has been changed to 5sec. |