Sanalista

#!/usr/bin/python

# Datatähti 2021 tehtävä "Sanalista"
# A little messy but it works
# Luka Jääskeläinen 2020


inp = input()
wordlist = []
equalChars = 0

# Get the words
for c in range(int(inp)):
    wordlist.append(input())

# Analyse the words
for word in wordlist:
    letters = {}
    dupLetters = {}

    # Get list of letters and amount of them
    for c in word:
        if c not in letters:
            letters[c] = 0
        letters[c] += 1
    
    # Check for all the letters that are divisible by 2
    for l in letters:
        if(letters[l] % 2 == 0):
            dupLetters[l] = letters[l]
            
    # Count all the words with equal letters
    if(letters == dupLetters):
        equalChars += 1

# Print the result :-)
print(equalChars)    

Test 1

Verdict: ACCEPTED

Test 2

Verdict: ACCEPTED

Test 3

Verdict: ACCEPTED