dict1={'A':10,'J':18,'S':26,'B':11,'K':19,'T':27,'C':12,'L':20,'U':28,'D':13,'M':21,'V':29,'E':14,'N':22,

           'W':32,'F':15,'O':35,'X':30,'G':16,'P':23,'Y':31,'H':17,'Q':24,'Z':33,'I':34,'R':25}

list1=[]

a=input()

for a1 in a:

    list1.append(a1)

if list1[0] in dict1:

    a2=list1[0]

    list1[0]=dict1[a2]

    a3=list1[0]//10

    a4=list1[0]-a3*10

    del list1[0]

    list1.insert(0,a4)

    list1.insert(0,a3)

    intlist=list(map(int,list1))

    sum=intlist[0]+intlist[1]*9+intlist[2]*8+intlist[3]*7+intlist[4]*6+intlist[5]*5+intlist[6]*4+intlist[7]*3+intlist[8]*2+intlist[9]*1+intlist[10]*1

    if sum%10==0:

        print('real')

    else:

        print('fake')