Grade

Create a Python program that asks: “Enter your average percentage: “. Depending on this percentage, a statement is printed.

greater than or equal to 90: “Your grade is highest distinction with congratulations.” greater than or equal to 85: “Your grade is highest distinction.” greater than or equal to 77: “Your grade is great distinction.” greater than or equal to 68: “Your grade is distinction.” greater than or equal to 50: “Your grade is sufficient.”

Example

Input

70

Output

Your grade is distinction.