N=int(input())
S=list(map(int, list(input())))
T=list(map(int, list(input())))
Q=int(input())
import collections
que = collections.deque()
for q in range(Q):
    flag, s, v = input().split()
    s = int(s)-1
    v = int(v)
    if flag == "S":
        S[s] = v
    else:
        T[s] = v

    if S > T:
        que.append(">")
    elif S == T:
        que.append("=")
    else:
        que.append("<")

while que:
    print(que.popleft())