나는 이렇게 학습한다/Algorithm & SQL
0924. Sum of positive
daco2020
2022. 9. 24. 14:08
You get an array of numbers, return the sum of all of the positives ones.
Example [1,-4,7,12]
=> 1 + 7 + 12 = 20
Note: if there is nothing to sum, the sum is default to 0.
Solution:
def positive_sum(arr):
return sum(map(remove_negative, arr))
def remove_negative(i: int):
return i if i >= 0 else 0