백준 11367 Report Card Time

for i in range(int(input())):
    name,score=input().split()
    score=int(score)
    if score>=97 :grade='A+'
    elif score>=90 :grade='A'
    elif score >= 87: grade = 'B+'
    elif score >= 80: grade = 'B'
    elif score >= 77: grade = 'C+'
    elif score >= 70: grade = 'C'
    elif score >= 67: grade = 'D+'
    elif score >= 60: grade = 'D'
    else : grade = 'F'
    print(name,grade)