https://leetcode.com/problems/count-integers-with-even-digit-sum/description/
Count Integers With Even Digit Sum - LeetCode
Count Integers With Even Digit Sum - Given a positive integer num, return the number of positive integers less than or equal to num whose digit sums are even. The digit sum of a positive integer is the sum of all its digits. Example 1: Input: num = 4 Ou
leetcode.com
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class Solution:
def countEven(self, num: int) -> int:
answer = 0
for i in range(1, num+1):
str_integer = str(i)
digit_sum = 0
for num in str_integer:
digit_sum +=int(num)
if digit_sum %2 == 0:
answer+=1
return answer
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cs |
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