#624. Position of x
You are given a list and then x. Print the position (starting from 1) where x appears first. If x is not in the list, print -1.
### Input
The first line has n, the second line has n integers separated by spaces. The third line has x.
### Output
A number.
Examples
Input
6 4 5 0 4 0 9 7
Output
-1
Input
5 3 2 9 8 6 7
Output
-1
💡 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.