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  • level3-lesson14-diy1
  • diy1.py
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  • BellCodeEditor's avatar
    save project · 4d921853
    BellCodeEditor committed a year ago
    4d921853
diy1.py 271 Bytes
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#定义一个函数sum_numbers()
#要求这个函数能接收一个名为num的整型参数
#要求这个函数能计算1+2+3+……+num的结果
def sum_numbers(num):
    if num == 1:
        return 1
    return num + sum_numbers(num - 1)
a = sum_numbers(500)
print(a)