35 lines
600 B
Python
35 lines
600 B
Python
s = "Hello"
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print("1. 字符 ASCII 码:")
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for ch in s:
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print(f" '{ch}' -> {ord(ch)}")
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print("\n2. 验证 chr(65):")
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print(f" chr(65) = '{chr(65)}'")
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A = [3, 4]
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B = [1, 2]
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def add_vectors(v1, v2):
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return [v1[0] + v2[0], v1[1] + v2[1]]
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def scalar_multiply(scalar, v):
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return [scalar * v[0], scalar * v[1]]
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import math
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def vector_length(v):
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return math.sqrt(v[0]**2 + v[1]**2)
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print("\n3. 向量计算:")
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print(f" A = {A}")
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print(f" B = {B}")
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print(f" A + B = {add_vectors(A, B)}")
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print(f" 2 × A = {scalar_multiply(2, A)}")
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print(f" A 的模 = {vector_length(A)}") |