s = str(input())
n = int(input())
t = str(input())

if s.count('o') != t.count('o'):
    print('SUCCESS')
    exit()

if n == 0:
    if s != t:
        print('SUCCESS')
    else:
        print('FAILURE')
elif n == 1:
    S = set()
    x = s[1]+s[0]+s[2]
    S.add(x)
    x = s[0]+s[2]+s[1]
    S.add(x)
    if t in S:
        print('FAILURE')
    else:
        print('SUCCESS')
else:
    print('FAILURE')