from sys import stdin 

def main():
   a, b, c = map(int, input().split())
   if (a == b) and (a != c):
       print("Yes")
   elif (b == c) and (a != c):
        print("Yes")
   elif (a == c) and (a != b):
        print("Yes")
   else:
        print("No")


if __name__ == "__main__":
    main() from sys import stdin def main():
   a, b, c = map(int, input().split())
   if (a == b) and (a != c):
       print("Yes")
   elif (b == c) and (a != c):
        print("Yes")
   elif (a == c) and (a != b):
        print("Yes")
   else:
        print("No") main 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):
       print("Yes")
   elif (b == c) and (a != c):
        print("Yes")
   elif (a == c) and (a != b):
        print("Yes")
   else:
        print("No") (a == b) and (a != c) a == b a b a != c a c print("Yes") print "Yes" elif (b == c) and (a != c):
        print("Yes")
    (b == c) and (a != c) b == c b c a != c a c print("Yes") print "Yes" elif (a == c) and (a != b):
        print("Yes")
    (a == c) and (a != b) a == c a c a != b a b print("Yes") print "Yes" print("No") print "No" if __name__ == "__main__":
    main() __name__ == "__main__" __name__ "__main__" main() main def main():
   a, b, c = map(int, input().split())
   if (a == b) and (a != c):
       print("Yes")
   elif (b == c) and (a != c):
        print("Yes")
   elif (a == c) and (a != b):
        print("Yes")
   else:
        print("No") def main():
   a, b, c = map(int, input().split())
   if (a == b) and (a != c):
       print("Yes")
   elif (b == c) and (a != c):
        print("Yes")
   elif (a == c) and (a != b):
        print("Yes")
   else:
        print("No") main
from sys import stdin 

def main():
   a, b, c = map(int, input().split())
   if (a == b) and (a != c):
       print("Yes")
   elif (b == c) and (a != c):
        print("Yes")
   elif (a == c) and (a != b):
        print("Yes")
   else:
        print("No")


if __name__ == "__main__":
    main()