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31
cxy.py
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31
cxy.py
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#第一题
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str1 = "Hello"
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str2 = 'Hello'
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print("双引号表示:", str1)
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print("单引号表示:", str2)
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print("两种表示方式是否相同:", str1 == str2)
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print("\n--- Hello 每个字符的 ASCII 码 ---")
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for char in "Hello":
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print(f"字符 {char} 的ASCII码:{ord(char)}")
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print("\n--- chr() 函数验证 ---")
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result = chr(65)
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print(f"数字65通过chr()转换后是:{result}")
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print(f"65对应字符是否为大写A:{result == 'A'}")
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#第二题
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import math
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A = [3, 4]
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B = [1, 2]
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add_result = [A[0] + B[0], A[1] + B[1]]
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print("A + B =", add_result)
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mul_result = [2 * A[0], 2 * A[1]]
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print("2 × A =", mul_result)
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norm_A = math.sqrt(A[0]**2 + A[1]**2)
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print("A 的模 =", norm_A)
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