Поляков 24-48

f = open('k7-m23.txt')
st = f.readline()
num_answer = 0
for i in range(len(st)-2):
    if (st[i] <= st[i+1] <= st[i+2]):
        num_answer += 1
        last_index_answer = i
print(num_answer)
print(last_index_answer)