Product of an Array
Multiply all elements of a small array together.
Input format
The first line contains N. The second line contains N small integers.
Output format
Print the product of all elements of the array.
Constraints
- Values fit in a 64-bit signed integer
- Trailing whitespace and a trailing newline are ignored by the judge
Read from stdin, write to stdout. Sample cases below show the exact format.
Sample cases
Example 1
Input
4
1 2 3 4Expected output
24Example 2
Input
3
2 5 10Expected output
100