#790. Count the non-negative pairs with x² + y² = n
Use nested loops to count the **non-negative pairs with x² + y² = n**.
### Input
One integer (0 ≤ value ≤ 200).
### Output
A number.
Examples
Input
68
Output
2
Input
155
Output
0
💡 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.