print("Number of Students:")  # 先print 題目要的
N = int (input())   #N是學生數量
A = 0   #A是 在A區間的人數 先初始 = 0
B = 0   #B也是 C也是D也是
C = 0
D = 0
a = " " # a 是A區間的星星數量 初始 = " " 代表一開始裡面是空的
b = " "
c = " "
d = " "
for i in range(N):
    print("Score #",i+1,":")  #題目要得 我們指改變那個井字號之後的數字 從1開始 但是for 這個是從0開始 所以要i+1
    score = int(input())
    if(score >=87): #分類一下 如果輸入的大餘87 A這個區間的人數就要加一 a這個字串也要加一個星星
        A = A+1
        a = a + "*"
    elif(score >=75 and score <87): #分類中
        B = B+1
        b = b + "*"
    elif(score < 75 and score >= 65):#分類中
        C = C+1
        c = c + "*"
    elif(score < 65 ):#分類中
        D = D+1
        d = d + "*"

print("Grade    Frequency    BarChart")
print("    A   ",'{:9d}'.format(A)," ",a )
print("    B   ",'{:9d}'.format(B)," ",b )
print("    C   ",'{:9d}'.format(C)," ",c )
print("    D   ",'{:9d}'.format(D)," ",d ) #印出來 沒了