第三次修改
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2023_0707_code02.py
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28
2023_0707_code02.py
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# 学习continue和break
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#假设我要吃5个包子
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for i in range(1,6):
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if i == 3:
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#发现第三个包子,有一只虫
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continue
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print(f'吃第{i}个包子')
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#还是吃5个包子
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for i in range(1,6):
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if i == 3:
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#发现第三个包子,有半只虫
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break
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print(f'吃第{i}个包子')
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#给定若干个数字,求平均和
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theSum = 0 #表示家和的结果
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count = 0 #表示有几个数字
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while True:
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num = input("请输入一个数字:")
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if num == ';':
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#约定 用户输入分号,表示输入结束
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break
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num = float(num)
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theSum += num
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count += 1
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print(f'平均值为:{theSum/count}')
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