Find the product
128 megabytes
For the given positive integer n find the product
\left (1 + \dfrac{1}{1} \right ) \cdot \left (1 + \dfrac{1}{2} \right ) \cdot \ldots \cdot \left (1 + \dfrac{1}{n} \right )
Input
One positive integer n\:(n \le 1000).
Output
Print the value of the product with 6 decimal digits.