n = int(input())
s = [0 for i in range(4)]
for i in range(n):
    t = input()
    if t == "AC":
        s[0] += 1
    elif t == "WA":
        s[1] += 1
    elif t == "TLE":
        s[2] += 1
    elif t == "RE":
        s[3] += 1

for i in s:
    print("AC x",i)
