2221-find-triangular-sum-of-an-array
DevGod
Elf Vtuber
class Solution: def triangularSum(self, nums: List[int]) -> int: return sum( num*comb(len(nums)-1, I ) for I,num in enumerate(nums) )%10class Solution: def triangularSum(self, nums: List[int]) -> int: return sum( num*comb(len(nums)-1, I ) for I,num in enumerate(nums) )%10