Sanalista

inputs = [str(x) for x in input().split()]
'''
for input in inputs:
    print(input)
'''
numWords = int(inputs[0])

del inputs[0]

WORDS = inputs

RightWords = []
'''
for word in WORDS:
    
    isDiv = False
    for i in range(len(word)):
        char1 = word[i]  
        for n in range(len(word)):
            char2 = word[n]
            isDivs = []
            if char1 == char2 and i != n:
                
                print("Flipped")
                if isDiv == False:
                    isDiv = True
                elif isDiv == True:
                    isDiv = False
                #del word[i]
                #word = word[:n] + word[(n+1):]
        if isDiv == True:
            RightWords.append(word)
'''
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))


       
#print(len(RightWords))

Test 1

Verdict: WRONG ANSWER

Test 2

Verdict: WRONG ANSWER

Test 3

Verdict: WRONG ANSWER