python
import json

# 读取 1.json 文件中的数据
with open('1.json', 'r', encoding='utf-8') as file1:
    dict1 = json.load(file1)

# 读取 2.json 文件中的数据
with open('2.json', 'r', encoding='utf-8') as file2:
    dict2 = json.load(file2)

# 合并字典
merged_dict = {**dict1, **dict2}  # 使用解包运算符合并字典

# 将合并后的字典写入 3.json 文件
with open('3.json', 'w', encoding='utf-8') as file3:
    json.dump(merged_dict, file3, ensure_ascii=False, indent=4)

print("字典合并成功，保存为 3.json")