add python code
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"""
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递归示例 — 递归打印整数各位数字
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"""
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def print_digits(n):
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"""递归按位打印整数(高位到低位)"""
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if n < 10:
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print(n, end=" ")
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else:
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print_digits(n // 10)
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print(n % 10, end=" ")
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def print_triangle(n, current=1):
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"""递归打印星号三角形"""
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if current > n:
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return
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print("*" * current)
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print_triangle(n, current + 1)
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if __name__ == "__main__":
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n = 12345
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print(f"递归打印 {n} 的各位数字:")
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print_digits(n)
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print("\n\n递归三角形 (n=5):")
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print_triangle(5)
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