#693. Every 4th element
Starting from the first element, print every 4th element.
### Input
The first line has n, the second line has n integers separated by spaces.
### Output
One line.
Examples
Input
5 46 92 65 74 97
Output
46 97
Input
4 71 13 96 87
Output
71
💡 You can solve it with Python, JavaScript or blocks. Read the input line by line with input(). Don't print a question (like input("Number: ")). Print exactly what the output asks for, nothing more.