N = int(input())
S = input()
T = input()
Q = int(input())

for _ in range(Q):
    s = input().split()
    c, x, y = s[0], int(s[1]), s[2]
    if c == 'S':
        S = S[0:x-1] + y + S[x:]
    else:
        T = T[0:x-1] + y + T[x:]
    print('>' if S > T else ('<' if S < T else '='))