solution 1
class Solution:
def findNumbers(self, nums: List[int]) -> int:
res = 0
for num in nums:
if len(str(num)) % 2 == 0:
res += 1
return res
solution2:
class Solution:
def findNumbers(self, nums: List[int]) -> int:
res = 0
for num in nums:
if num > 9 and num < 100:
res += 1
if num > 999 and num < 9999:
res += 1
else:
if num == 100000:
res += 1
return res