import collections

W = eval(input())

c = collections.Counter(W)

answer = 'Yes'

for w in c:

    if c[w] % 2 == 1:

        answer = 'No'

print(answer)
W = eval(input())

print(('Yes' if all([W.count(x)%2==0 for x in set(W)]) else 'No'))     
import collections

W = eval(input())
c = collections.Counter(W)
answer = "Yes"
for w in c:
    if c[w] % 2 == 1:
        answer = "No"
print(answer)

W = eval(input())
print(("Yes" if all([W.count(x) % 2 == 0 for x in set(W)]) else "No"))

-import collections - -c = collections.Counter(W) -answer = "Yes" -for w in c: -    if c[w] % 2 == 1: -        answer = "No" -print(answer) +print(("Yes" if all([W.count(x) % 2 == 0 for x in set(W)]) else "No"))