Sanalista

numWords = int(input())

WORDS = []

for i in range(numWords):
    WORDS.append(input())

#inputs = [str(x) for x in input().split()]

#del inputs[0]

#WORDS = inputs


rightWords = []

for word in WORDS:
    charDict = {}

    for char in word:
        if char in charDict:
            charDict[char] = charDict[char] + 1
        else:
            charDict[char] = 1
    rightWord = True
    for char in charDict:
        if charDict[char] % 2 != 0:
            rightWord = False
    if rightWord == True:
        rightWords.append(word)


print(len(rightWords))

Test 1

Verdict: ACCEPTED

Test 2

Verdict: ACCEPTED

Test 3

Verdict: ACCEPTED