#155_A
a, b, c = map(int, input().split())

if a==b and a!=c and b!=c:
    print('Yes')
elif a==c and a!=b and c!=b:
    print('Yes')
elif b==c and b!=a and c!=a:
    print('Yes')
else:
    print('No') a, b, c = map(int, input().split()) a map(int, input().split()) map int input().split() ().split () input split b c if a==b and a!=c and b!=c:
    print('Yes')
elif a==c and a!=b and c!=b:
    print('Yes')
elif b==c and b!=a and c!=a:
    print('Yes')
else:
    print('No') a==b and a!=c and b!=c a==b and a!=c a==b a b a!=c a c b!=c b c print('Yes') print 'Yes' elif a==c and a!=b and c!=b:
    print('Yes') a==c and a!=b and c!=b a==c and a!=b a==c a c a!=b a b c!=b c b print('Yes') print 'Yes' elif b==c and b!=a and c!=a:
    print('Yes') b==c and b!=a and c!=a b==c and b!=a b==c b c b!=a b a c!=a c a print('Yes') print 'Yes' print('No') print 'No' c = map(int, input().split()) map(int, input().split()) c a, b, c = map(int, input().split()) map(int, input().split()) a b, c = map(int, input().split()) map(int, input().split()) b
#155_A
a, b, c = map(int, input().split())

if a==b and a!=c and b!=c:
    print('Yes')
elif a==c and a!=b and c!=b:
    print('Yes')
elif b==c and b!=a and c!=a:
    print('Yes')
else:
    print('No')