Задание №89603 ЕГЭ Информатике

k=0
for s in open('9.txt'):
    m=[int(x) for x in s.split()]
    m.sort()
    pov=[x for x in m if m.count(x) == 2]
    nepov=[x for x in m if m.count(x) == 1]
    if len (set(pov)) == 2 and len(nepov) != 0:
        sap = sum(pov)/len(pov)
        sanep = sum(nepov)/len(nepov)
        if sanep < sap:
            k += 1
print(k)