# Arup Guha
# 9/8/2020
# Grade program to show if-elif construct

# Get the grade.
grade = int(input("What is your integer percentage in the course?\n"))

# A case.
if grade >= 90:
    print("You got an A.")

# B case.
elif grade >= 80:
    print("you got a B.")

# C case.
elif grade >= 70:
    print("You got a C.")

# D case.
elif grade >= 60:
    print("You got a D.")