lis = list(range(1, 100))
len_ = len(lis)
len_chet = len(lis[::2])
len_nechet = len(lis[2::2])
print(len_chet)
print(len_nechet + 1)

b3fc75c4d8d747eb4ba8dcae9aa92bc8c97d3833
<mask token>

<mask token>
print(len_chet)
print(len_nechet + 1)

lis = list(range(1, 100))
len_ = len(lis)
len_chet = len(lis[::2])
len_nechet = len(lis[2::2])
print(len_chet)
print(len_nechet + 1)
