Module: (C++) For loop operator. Typical tasks


Problem

15 /16


Factorial numbers

Problem

By integer natural  \(N\) calculate \(N!\) – multiplication of all natural numbers from 1 to N (\( N!=1 \cdot 2 \cdot 3 \cdot …\cdot N\) ).

Input
Integer 1<=N<=12.
Ouput
print \(N!\)

Examples
№ Input Output
1 5 120

time 1000 ms
memory 256 Mb
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