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中级

实现逾期催收任务自动分配按金额逾期天数

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(____)
    overdue = pd.read_sql_query(____)
    def assign(____):
        if bal >= ____: return '____'
        elif bal >= ____: return '____'
        else: return '____'
    overdue['____'] = overdue['____'].apply(____)
    print(overdue[['____','____','____','____']].to_string(____))
    conn.close()

示例

输入
solve()
期望输出
loan_no  outstanding_balance  days_in_arrears assigned_collector
LN20260006              1350000               65        collector_A
LN20260005                52000               35        collector_C
LN20260009                28000               95        collector_C
LN20260011                22000              150        collector_C
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