Write this in Java please

Write a program that will input three test scores. The program should determine and display their average. The program should then display the appropriate letter grade based on the average. The letter grade should be determined using a standard 10-point scale. (A = 90 - 100, B = 80 - 89.999, C = 70 - 79.999, D = 60 - 69.999, F = below 60)