8000rpm 2km/h car says to 電訊台

class Solution: def threeSum(self, nums: List[int]) -> List[List[int]]: if len(nums) == 1 or len(nums) == 2: return [] res = [] sol_set = set() two_sums = dict() N = len(nums) for i in range(N): for j in range(i+1, N): two_sums[(i,j)] = nums[i] + nums[j] for i in range(N): for k,v in two_sums.items(): if i in k: continue if -nums[i] == v: sol = sorted([i,k[0],k[1]]) sol = sorted([ nums[sol[0]], nums[sol[1]], nums[sol[2]] ]) sol_set.add((sol[0], sol[1], sol[2])) return list(sol_set)

at Mon, Jan 4, 2021 9:53 AM