3
1 2 3
3 2
2
 3
84 30 9
9 84
9
 4
1 5 7 8
1 5 7
1 5
 3
796067435 964699482 819602309
964699482 796067435
964699482
 10
460626451 802090732 277246428 661369649 388684428 784303821 376287098 656422756 9301599 25720377
277246428 388684428 661369649 460626451 656422756 802090732 9301599 784303821 376287098
376287098 802090732 388684428 9301599 656422756 784303821 460626451 277246428
 6
5 4 3 3 5 5
3 5 5 4 3
3 5 4 3
 3
168638990 939116221 323703261
168638990 323703261
168638990
 3
77 77 77
77 77
77
 3
374054998 726316780 902899520
902899520 726316780
726316780

1
3
 30
84
 8
7
 819602309
796067435
 25720377
661369649
 5
5
 939116221
323703261
 77
77
 374054998
902899520

'''
def main():
    from sys import stdin,stdout
if __name__=='__main__':
    main()
'''
#1A
'''
def main():
    from sys import stdin,stdout
    from math import ceil
    n,m,a=map(int,stdin.readline().split())
    stdout.write(str(ceil(n/a)*ceil(m/a)))
if __name__=='__main__':
    main()
'''
#4A
'''
def main():
    from sys import stdin,stdout
    i=int(stdin.readline())
    if i&1:
        stdout.write('NO\n')
    else:
        if i//2 >1:
            stdout.write('YES\n')
        else:
            stdout.write('NO\n')
if __name__=='__main__':
    main()
'''
#71A
'''
def main():
    from sys import stdin,stdout
    for _ in range(int(stdin.readline())):
        s=stdin.readline().strip()
        if len(s) <=10:
            stdout.write(s+'\n')
        else:
            stdout.write(s[0]+str(len(s[1:-1]))+s[-1]+'\n')
if __name__=='__main__':
    main()
'''
#158A
'''
def main():
    from sys import stdin,stdout
    n,k=map(int,stdin.readline().split())
    a=list(map(int,stdin.readline().split()))
    count=0
    for i in range(n):
        if a[i] and a[i]>=a[k-1]:
            count+=1
    stdout.write(str(count))
if __name__=='__main__':
    main()
'''
#188A
'''
def main():
    from sys import stdin,stdout
    s=stdin.readline().strip()
    t=''
    s=s.lower()
    for i in s:
        if i not in 'aeiouy':
            t+='.'+i
    stdout.write(t)
if __name__=='__main__':
    main()
'''
#50A
'''
def main():
    from sys import stdin,stdout
    n,m=map(int,stdin.readline().split())
    stdout.write(str((n*m)//2))
if __name__=='__main__':
    main()
'''
#231A
'''
def main():
    from sys import stdin,stdout
    count=0
    for _ in range(int(stdin.readline())):
        if sum(list(map(int,stdin.readline().split())))>=2:
            count+=1
    stdout.write(str(count))
if __name__=='__main__':
    main()
'''
#282A
'''
def main():
    from sys import stdin,stdout
    x=0
    for _ in range(int(stdin.readline())):
        s=stdin.readline().strip()
        if '++' in s:
            x+=1
        elif '--' in s:
            x-=1
    stdout.write(str(x))
if __name__=='__main__':
    main()
'''
#158B
'''
def main():
    from sys import stdin,stdout
    n=int(stdin.readline())
    l=sorted(list(map(int,stdin.readline().split())))
    counter=l.count(4)
    l=l[:n-counter]
    i=0
    while len(l):
        if len(l)==1:
            counter+=1
            break
        
    stdout.write(str(counter))
if __name__=='__main__':
    main()
'''
#96A
'''
def main():
    from sys import stdin,stdout
    s=stdin.readline().strip()
    count=1
    flag=0
    for i in range(1,len(s)):
        if s[i]==s[i-1]:
            count+=1
            if count >=7:
                flag=1
                break
        else:
            count=1
    if flag:
        stdout.write('YES')
    else:
        stdout.write('NO')
if __name__=='__main__':
    main()
'''
#116A
'''
def main():
    from sys import stdin,stdout
    maxim=0
    total=0
    for _ in range(int(stdin.readline())):
        a,b=map(int,stdin.readline().split())
        total+=(b-a)
        if total >maxim:
            maxim=total
    stdout.write(str(maxim))
if __name__=='__main__':
    main()
'''
#112A
'''
def main():
    from sys import stdin,stdout
    s=stdin.readline().strip().lower()
    t=stdin.readline().strip().lower()
    if s==t:
        stdout.write('0')
    elif s < t:
        stdout.write('-1')
    else:
        stdout.write('1')
if __name__=='__main__':
    main()
'''
#339A
'''
def main():
    from sys import stdin,stdout
    l=list(map(str,stdin.readline().strip().split('+')))
    l.sort()
    stdout.write('+'.join(l))
if __name__=='__main__':
    main()
'''
#131A
'''
def main():
    from sys import stdin,stdout
    s=stdin.readline().strip()
    if s.isupper():
        stdout.write(s.lower())
    elif (s[0].islower() and s[1:].isupper()) or (len(s)==1 and s.islower()):
        stdout.write(s.title())
    else:
        stdout.write(s)
if __name__=='__main__':
    main()
'''
#266A
'''
def main():
    from sys import stdin,stdout
    n=int(stdin.readline())
    count=0
    s=stdin.readline().strip()
    for i in range(1,n):
        if s[i]==s[i-1]:
            count+=1
    stdout.write(str(count))
if __name__=='__main__':
    main()
'''
#133A
'''
def main():
    from sys import stdin,stdout
    s=stdin.readline().strip()
    if 'H' in s or 'Q' in s or '9' in s:
        stdout.write('YES')
    else:
        stdout.write('NO')
if __name__=='__main__':
    main()
'''
#281A
'''
def main():
    from sys import stdin,stdout
    s=stdin.readline().strip()
    stdout.write(s[0].upper()+s[1:])
if __name__=='__main__':
    main()
'''
#58A
'''
def main():
    from sys import stdin,stdout
    test='hello'
    s=stdin.readline().strip()
    while len(test) and len(s):
        if test[0]==s[0]:
            test=test[1:]
            s=s[1:]
        else:
            s=s[1:]
    if test=='':
        stdout.write('YES')
    else:
        stdout.write('NO')
if __name__=='__main__':
    main()
'''
#236A
'''
def main():
    from sys import stdin,stdout
    if len(set(stdin.readline().strip())) & 1:
        stdout.write('IGNORE HIM!')
    else:
        stdout.write('CHAT WITH HER!')
if __name__=='__main__':
    main()
'''
#467A
'''
def main():
    from sys import stdin,stdout
    count=0
    for _ in range(int(stdin.readline())):
        a,b=map(int,stdin.readline().split())
        if b-a>=2:
            count+=1
    stdout.write(str(count))
if __name__=='__main__':
    main()
'''
#148A
'''
def main():
    from sys import stdin,stdout
    k=int(stdin.readline())
    l=int(stdin.readline())
    m=int(stdin.readline())
    n=int(stdin.readline())
    d=int(stdin.readline())
    count=0
    for i in range(1,d+1):
        if i % k and i % l and i % m and i % n:
            count+=1
    stdout.write(str(d-count))
if __name__=='__main__':
    main()
'''
#263A
'''
def main():
    from sys import stdin,stdout
    for i in range(5):
        a=list(map(int,stdin.readline().split()))
        try:
            x=a.index(1)+1
            y=i+1
        except:
            g=''
    stdout.write(str(abs(x-3)+abs(y-3)))
if __name__=='__main__':
    main()
'''
#546A
'''
def main():
    from sys import stdin,stdout
    k,n,w=map(int,stdin.readline().split())
    m=(w*(w+1)*k)//2
    if m<=n:
        stdout.write('0')
    else:
        stdout.write(str(m-n))
if __name__=='__main__':
    main()
'''
#136A
'''
def main():
    from sys import stdin,stdout
    n=int(stdin.readline())
    l=list(map(int,stdin.readline().split()))
    p=[0 for _ in range(n)]
    for i in range(n):
        p[l[i]-1]=i+1
    stdout.write(' '.join(str(x) for x in p))
if __name__=='__main__':
    main()
'''
#122A
'''
def main():
    l=[]
    for i in range(4,1001):
        s=str(i)
        flag=1
        for element in s:
            if element !='4' and element !='7':
                flag=0
                break
        if flag:
            l.append(i)
    from sys import stdin,stdout
    n=int(stdin.readline())
    for i in l:
        if n%i==0:
            stdout.write('YES')
            return
    stdout.write('NO')
if __name__=='__main__':
    main()
'''
#266B
'''
def main():
    from sys import stdin,stdout
    n,x=map(int,stdin.readline().split())
    s=stdin.readline().strip()
    for _ in range(x):
        s=s.replace('BG','GB')
    stdout.write(s)
if __name__=='__main__':
    main()
'''
#271A
'''
def main():
    from sys import stdin,stdout
    n=int(stdin.readline())
    n+=1
    while True:
        if len(str(n))==len(set(str(n))):
            break
        else:
            n+=1
    stdout.write(str(n))
if __name__=='__main__':
    main()
'''
#41A
'''
def main():
    from sys import stdin,stdout
    a=stdin.readline().strip()
    b=stdin.readline().strip()
    if a==b[-1::-1]:
        stdout.write('YES')
    else:
        stdout.write('NO')
if __name__=='__main__':
    main()
'''
#160A
'''
def main():
    from sys import stdin,stdout
    n=int(stdin.readline())
    l=sorted(list(map(int,stdin.readline().split())))
    p=l[-1]
    lsum=sum(l[:-1])
    l=l[:-1]
    count=1
    while lsum >= p:
        p+=l[-1]
        lsum-=l[-1]
        l=l[:-1]
        count+=1
    stdout.write(str(count))
if __name__=='__main__':
    main()
'''
#110A
'''
def main():
    from sys import stdin,stdout
    s=stdin.readline().strip()
    k=s.count('4')+s.count('7')
    if  k==4 or k==7:
        stdout.write('YES')
    else:
        stdout.write('NO')
if __name__=='__main__':
    main()
'''
#100989A
'''
def main():
    from sys import stdin,stdout
    stdout.write(str(int(stdin.readline())+1))
if __name__=='__main__':
    main()
'''
#100989C
'''
def main():
    from sys import stdin,stdout
    count=0
    for _ in range(int(stdin.readline())):
        a,b=map(int,stdin.readline().split())
        count+=(b-a)
    stdout.write(str(count))
if __name__=='__main__':
    main()
'''
#100989D
'''
def main():
    from sys import stdin,stdout
    n,q=map(int,stdin.readline().split())
    l=sorted(list(map(int,stdin.readline().split())))
    o=[]
    for i in range(n):
        o.append(0)
    while q:
        a,b=map(str,stdin.readline().split())
        if a =='in':
            b=int(b)
            flag=0
            for i in range(n):
                if b<=l[i] and o[i]==0:
                    o[i]=1
                    flag=1
                    break
            if flag:
                stdout.write(str(i+1)+'\n')
            else:
                stdout.write('-1\n')
        else:
            b=int(b)-1
            o[b]=0
        q-=1
if __name__=='__main__':
    main()
'''
#82A
'''
def main():
    from sys import stdin, stdout
    n=int(stdin.readline())
    while n>5:
        if n&1:
            n-=5
            n//=2
        else:
            n-=4
            n//=2
    if n==1:
        stdout.write('Sheldon')
    elif n==2:
        stdout.write('Leonard')
    elif n==3:
        stdout.write('Penny')
    elif n==4:
        stdout.write('Rajesh')
    else:
        stdout.write('Howard')
if __name__=='__main__':
    main()
'''
#460A
'''
WA
def main():
    from sys import stdin,stdout
    n,m=map(int,stdin.readline().split())
    counter=n
    while n>=m:
        counter+=n//m
        n//=m
    stdout.write(str(counter))
if __name__=='__main__':
    main()
'''
#479A
'''
def main():
    from sys import stdin,stdout
    a=int(stdin.readline())
    b=int(stdin.readline())
    c=int(stdin.readline())
    maxim=a*b*c
    if a+b+c > maxim:
        maxim=a+b+c
    if (a+b)*c >maxim:
        maxim=(a+b)*c
    if a*(b+c)>maxim:
        maxim=a*(b+c)
    if a+b*c > maxim:
        maxim=a+b*c
    stdout.write(str(maxim))
if __name__=='__main__':
    main()
'''
#69A
'''
def main():
    from sys import stdin,stdout
    a,b,c=0,0,0
    for _ in range(int(stdin.readline())):
        x,y,z=map(int,stdin.readline().split())
        a+=x
        b+=y
        c+=z
    if a or b or c:
        stdout.write('NO')
    else:
        stdout.write('YES')
if __name__=='__main__':
    main()
'''
#580A
'''
def main():
    from sys import stdin,stdout
    n=int(stdin.readline())
    l=list(map(int,stdin.readline().split()))
    max_so_far=1
    counter=1
    for i in range(1,n):
        if l[i]>=l[i-1]:
            counter+=1
        else:
            max_so_far=max(max_so_far,counter)
            counter=1
    stdout.write(str(max(max_so_far,counter)))
if __name__=='__main__':
    main()
'''
#337A
'''
def main():
    from sys import stdin,stdout
    n,m=map(int,stdin.readline().split())
    li=sorted(list(map(int,stdin.readline().split())))
    minim=100000
    for i in range(m-n+1):
        sub=li[i:i+n]
        d=0
        for i in range(1,len(sub)):
            d+=sub[i]-sub[i-1]
        minim=min(minim,d)
    stdout.write(str(minim))
if __name__=='__main__':
    main()
'''
#472A
'''
def main():
    from sys import stdin,stdout
    from math import floor,sqrt
    def check(n):
        if n==2:
            return True
        elif n & 1:
            for i in range(3,floor(sqrt(n))+1):
                if n % i==0:
                    return False
            return True
        else:
            return False
    n=int(stdin.readline())
    i=4
    while True:
        #print(check(i),check(n-i))
        if check(n-i) or check(i):
            i+=1
            continue
        else:
            stdout.write(str(i)+' '+str(n-i))
            break
if __name__=='__main__':
    main()
'''
#119A
'''
def main():
    def gcd(a,b):
        if b:
            return gcd(b,a%b)
        else:
            return a
    from sys import stdin,stdout
    a,b,n=map(int,stdin.readline().split())
    flag=0
    while n > 0:
        if flag:
            n-=gcd(n,b)
            flag=0
        else:
            n-=gcd(n,a)
            flag=1
    if flag:
        stdout.write('0')
    else:
        stdout.write('1')
if __name__=='__main__':
    main()
'''
#451A
'''
def main():
    from sys import stdin,stdout
    a,b=map(int,stdin.readline().split())
    if a==1 or b==1:
        stdout.write('Akshat')
    elif min(a,b)**2 & 1:
        stdout.write('Akshat')
    else:
        stdout.write('Malvika')
if __name__=='__main__':
    main()
'''
#379A
'''
def main():
    from sys import stdin,stdout
    a,b=map(int,stdin.readline().split())
    counter=a
    while a:
        counter+=a//b
        if a > b:
            d=a%b
        else:
            d=0
        a=(a+d)//b
    stdout.write(str(counter))
if __name__=='__main__':
    main()
'''
#208A
'''
def main():
    from sys import stdin,stdout
    s=stdin.readline().strip()
    stdout.write(s.replace('WUB',' ').strip())
if __name__=='__main__':
    main()
'''
#144A
'''
def main():
    from sys import stdin,stdout
    n=int(stdin.readline())
    t=tuple(map(int,stdin.readline().split()))
    maxim=t[0]
    imaxim=0
    minim=t[0]
    iminim=0
    for i in range(1,n):
        if t[i] > maxim:
            maxim=t[i]
            imaxim=i
        if t[i] <=minim:
            minim=t[i]
            iminim=i
    if imaxim > iminim:
        stdout.write(str(imaxim+n-iminim-2))
    else:
        stdout.write(str(imaxim+n-iminim-1))
if __name__=='__main__':
    main()
'''
#469A
'''
def main():
    from sys import stdin,stdout
    a=set()
    n=set(range(1,int(stdin.readline())+1))
    for i in range(2):
        a.update(tuple(map(int,stdin.readline().split()))[1:])
    if a==n:
        stdout.write('I become the guy.')
    else:
        stdout.write('Oh, my keyboard!')
if __name__=='__main__':
    main()
'''
#344A
'''
def main():
    from sys import stdin,stdout
    state=''
    counter=0
    for _ in range(int(stdin.readline())):
        s=stdin.readline()
        if s!=state:
            counter+=1
            state=s
    stdout.write(str(counter))
if __name__=='__main__':
    main()
'''
#443A
'''
def main():
    from sys import stdin,stdout
    s=set(stdin.readline().strip()[1:-1].split(', '))
    if '' in s:
        stdout.write('0')
    else:
        stdout.write(str(len(s)))
if __name__=='__main__':
    main()
'''
#228A
'''
def main():
    from sys import stdin,stdout
    stdout.write(str(4-len(set(map(int,stdin.readline().split())))))
if __name__=='__main__':
    main()
'''
#510A
'''
def main():
    from sys import stdin,stdout
    n,m=map(int,stdin.readline().split())
    for i in range(n):
        if (i & 3) & 1 :
            if i & 3 == 1:
                stdout.write('.'*(m-1)+'#\n')
            else:
                stdout.write('#'+'.'*(m-1)+'\n')
        else:
            stdout.write('#'*m+'\n')
if __name__=='__main__':
    main()
'''
#61A
'''
def main():
    from sys import stdin,stdout
    a=stdin.readline().strip()
    b=stdin.readline().strip()
    s=''
    for i in range(len(a)):
        if a[i]==b[i]:
            s+='0'
        else:
            s+='1'
    stdout.write(s)
if __name__=='__main__':
    main()
'''
#492A
'''
def main():
    from sys import stdin,stdout
    n=int(stdin.readline())
    s=0
    i=0
    while s<=n:
        #print(i,s,n)
        s+=((i+2)*(i+1))//2
        i+=1
    stdout.write(str(i-1))
if __name__=='__main__':
    main()
'''
#617A
'''
def main():
    from sys import stdin,stdout
    from math import ceil
    stdout.write(str(ceil(int(stdin.readline())/5)))
if __name__=='__main__':
    main()
'''
#313A
'''
def main():
    from sys import stdin,stdout
    n=int(stdin.readline())
    if n<0:
        n*=-1
        b=n//10
        a=(b//10)*10+n%10
        if a<b:
            if a:
                stdout.write('-'+str(a))
            else:
                stdout.write('0')
        else:
            if b:
                stdout.write('-'+str(b))
            else:
                stdout.write('0')
    else:
        stdout.write(str(n))
if __name__=='__main__':
    main()
'''
#448A
'''
def main():
    from sys import stdin,stdout
    from math import ceil
    a=sum(map(int,stdin.readline().split()))
    b=sum(map(int,stdin.readline().split()))
    c=int(stdin.readline())
    counter=0
    if a:
        counter+=1
        counter+=ceil(a/5)-1
    if b:
        counter+=1
        counter+=ceil(b/10)-1
    if counter <= c:
        stdout.write('YES')
    else:
        stdout.write('NO')
if __name__=='__main__':
    main()
'''
#519A
'''
def main():
    from sys import stdin,stdout
    score={'q':9,'r':5,'b':3,'n':3,'p':1,'k':0}
    white=0
    dark=0
    for _ in range(8):
        for i in stdin.readline().strip():
            if i=='.':
                continue
            else:
                if i in 'qrbnpk':
                    dark+=score[i]
                else:
                    white+=score[i.lower()]
    if white>dark:
        stdout.write('White')
    elif white==dark:
        stdout.write('Draw')
    else:
        stdout.write('Black')
if __name__=='__main__':
    main()
'''
'''
WA
#556A
def main():
    from sys import stdin,stdout
    n=int(stdin.readline())
    s=stdin.readline().strip()
    if s.count('0')==n or s.count('1')==n:
        stdout.write(str(n))
        return
    c=0
    while c!=n:
        c=n
        s=s.replace('01','',len(s))
        s=s.replace('10','',len(s))
        n=len(s)
    stdout.write(str(len(s)))
if __name__=='__main__':
    main()
'''
'''
#486A
def main():
    from sys import stdin,stdout
    from math import ceil
    n=int(stdin.readline())
    result=ceil(n/2)
    n//=2
    stdout.write(str(n*(n+1)-result*result))
if __name__=='__main__':
    main()
'''
'''
#230A
def main():
    from sys import stdin,stdout
    dic={}
    s,n=map(int,stdin.readline().split())
    while n:
        a,b=map(int,stdin.readline().split())
        dic[a]=dic.get(a,0)+b
        n-=1
    flag=1
    for key in sorted(dic.keys()):
        if s<=key:
            flag=0
            break
        else:
            s+=dic[key]
    if flag:
        stdout.write('YES')
    else:
        stdout.write('NO')
if __name__=='__main__':
    main()
'''
#339B
'''
def main():
    from sys import stdin,stdout
    n,m=map(int,stdin.readline().split())
    tup=tuple(map(int,stdin.readline().split()))
    x=1
    w=0
    for i in range(m):
        if tup[i]>=x:
           w+=tup[i]-x
           x=tup[i]
        else:
            w+=(n-x)+tup[i]
            x=tup[i]
    stdout.write(str(w))
if __name__=='__main__':
    main()
'''
#519B
def main():
    from sys import stdin,stdout
    n=int(stdin.readline())
    l=[]
    tup=sorted(list(map(int,stdin.readline().split())))
    for _ in range(2):
        t=sorted(list(map(int,stdin.readline().split())))
        for i in range(len(tup)):
            if i<len(t):
                if tup[i]!=t[i]:
                    l.append(tup[i])
                    break
            else:
                l.append(tup[i])
        tup=t.copy()
    for i in l:
        stdout.write(str(i)+'\n')
if __name__=='__main__':
    main()
