Sanalista

leng = int(input())
sanat = [y for y in [input() for x in range(leng)] if len(y) % 2 == 0]
count = 0
for x in sanat:
    lista = set(list(x))
    if all([x.count(char)%2==0 for char in lista]):
        count += 1
print(count)

Test 1

Verdict: ACCEPTED

Test 2

Verdict: ACCEPTED

Test 3

Verdict: ACCEPTED