S = list(input())

P = [S]

for i in range(8):
    Q = [p[:] for p in P]
    P = []
    for q in Q:
        P.append(q)
        if q[i] == "l":
            s = q[:]
            s[i] = "1"
            P.append(s)
        elif q[i] == "o":
            s = q[:]
            s[i] = "0"
            P.append(s)
        elif q[i] == "a":
            s = q[:]
            s[i] = "@"
            P.append(s)
        elif q[i] == "s":
            s = q[:]
            s[i] = "$"
            P.append(s)

ans = 0

for p in P:
    if any(a in p for a in "abcdefghijklmnopqrstuvwxyz") and ("@" in p or "$" in p) and ("0" in p or "1" in p):
        ans += 1

print(ans)