#796. Count the whole-number points inside a circle (x² + y² ≤ r²)
Use nested loops to count the **whole-number points inside a circle (x² + y² ≤ r²)**.
### Input
One integer (0 ≤ value ≤ 50).
### Output
A number.
Examples
Input
16
Output
797
Input
34
Output
3625
💡 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.