import collections



w = eval(input())

W = list(collections.Counter(w).values())



for i in W:

    if i % 2 != 0:

        print('No')

        break

else:

    print('Yes')
w = eval(input())

s = set([i for i in w])



for i in s:

    if w.count(i) % 2 != 0:

        print('No')

        break

else:

    print('Yes')

import collections

w = eval(input())
W = list(collections.Counter(w).values())
for i in W:
    if i % 2 != 0:
        print("No")
        break
else:
    print("Yes")

w = eval(input())
s = set([i for i in w])
for i in s:
    if w.count(i) % 2 != 0:
        print("No")
        break
else:
    print("Yes")

-import collections - -W = list(collections.Counter(w).values()) -for i in W: -    if i % 2 != 0: +s = set([i for i in w]) +for i in s: +    if w.count(i) % 2 != 0: