from collections import Counter

w = eval(input())

c = Counter(w)

s = "abcdefghijklmnopqrstuvwxyz"

for e in s:

    if c[e]%2 != 0:

        print("No")

        exit(0)

print("Yes")

from collections import Counter

w = eval(input())

C = Counter(w)

for e in C:

    if C[e]%2 != 0:

        print("No")

        exit(0)

print("Yes")

from collections import Counter

w = eval(input())
c = Counter(w)
s = "abcdefghijklmnopqrstuvwxyz"
for e in s:
    if c[e] % 2 != 0:
        print("No")
        exit(0)
print("Yes")

from collections import Counter

w = eval(input())
C = Counter(w)
for e in C:
    if C[e] % 2 != 0:
        print("No")
        exit(0)
print("Yes")

-c = Counter(w) -s = "abcdefghijklmnopqrstuvwxyz" -for e in s: -    if c[e] % 2 != 0: +C = Counter(w) +for e in C: +    if C[e] % 2 != 0: