unique = []
text = "Вышел зайчик зайчик на крыльцо на крыльцо"


words = text.split(' ') #  старый
newords = [] #



count = 0
print('\nStart words list:\n', words, '\n')


for w in words:
    if w in unique and len(w) > 4:
 
        count += 1
        #print(f'Слово {w} повторяется, позиция:', words.index(w))
        ind = words.index(w)
        print(f'Clone: {w} / index:', ind)
        #newords.insert(ind, count)
        newords.append(count)
        

        
    else:
 
        unique.append(w)
        newords.append(w)

print('\nNew words list:\n', newords, '\n')