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2026-04-21 11:26:35 +08:00
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commit 007e40e5ba

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