Sanalista

iL = input().split()
l = int(iL[0])
wL=iL[1:]
i=0
for x in wL:
    t = True
    for c in x:
        if((x.count(c) % 2)==0):
            continue
        else:
            t = False
            break
    if t:
        i+=1
print(i)

Test 1

Verdict: WRONG ANSWER

Test 2

Verdict: WRONG ANSWER

Test 3

Verdict: WRONG ANSWER