def merge_dict(dict1, dict2): dict3 = {} for key in dict1: if key in dict2: dict3[key] = dict1[key] + dict2[key] else: dict3[key] = dict1[key] for key in dict2: if key not in dict1: dict3[key] = dict2[key] return dict3

def sort_dict(dict): sorted_dict = sorted(dict.items(), key=lambda x: x[1], reverse=True) return sorted_dict

读取输入

dict1 = eval(input()) dict2 = eval(input())

合并字典

merged_dict = merge_dict(dict1, dict2)

排序字典

sorted_dict = sort_dict(merged_dict)

输出结果

for key, value in sorted_dict: print(key, ":", value)