from itertools import combinations  numbers = [280684, 22560, 5000.6768, 114292, 121986, 331914, 287358, 41172] target_sum = 931050 combinations_list = []  for combination in combinations(numbers, 8):     if sum(combination) == target_sum:         combinations_list.append(combination)  if len(combinations_list) > 0:     print("以下是所有可能的组合：")     for combination in combinations_list:         print(combination) else:     print("没有找到满足条件的组合。")