import json

def renumber_json_indices(input_file, output_file):

    with open(input_file, 'r', encoding='utf-8') as f:
        data = json.load(f)
    idx = 1

    for item in data:
        item['idx'] = idx
        idx = idx + 1
    
    with open(output_file, 'w', encoding='utf-8') as f:
        json.dump(data, f, ensure_ascii=False, indent=2)
    
    print(f"成功将索引重新编号并保存到 {output_file}")
    print(f"处理了 {len(data)} 条数据")

if __name__ == "__main__":
    input_file = "/home/ubuntu/50T/fsy/layer2/QA/single_select.json"    # 替换为你的输入文件名
    output_file = "/home/ubuntu/50T/fsy/layer2/QA/single_select_renum.json"  # 替换为你想要的输出文件名
    
    renumber_json_indices(input_file, output_file)