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中级

统计催收成功率30天内还款占比

未完成
中级参考 代码结构已给出,请填写 ____ 处
def solve():
    from pyodide.http import open_url
    clients_csv = open_url(____).read()
    loans_csv = open_url(____).read()
    loan_repayment_schedule_csv = open_url(____).read()
    loan_charges_csv = open_url(____).read()
    import sqlite3, pandas as pd
    from io import StringIO
    conn = sqlite3.connect(____)
    pd.read_csv(StringIO(____)).to_sql(____)
    total = pd.read_sql_query(____).iloc[____]['____']
    m1 = pd.read_sql_query(____).iloc[____]['____']
    rate = round(____) if total > ____ else ____
    print(____)
    print(____)
    print(____)
    conn.close()

示例

输入
solve()
期望输出
total_overdue: 4
m1_count: 0
estimated_success_rate: 0.00%
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