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s="xyAB#Fk";k=x="";flag=True
for i in range(len(s)):
if "a"<=s[i]<="z" and flag:
x=chr(((ord(s[i])-95))%26+97) #字符"a"的ASCII码值为97
elif "A"<=s[i]<="Z" and flag:
x=chr(((ord(s[i])-41))%26+65) #字符"A"的ASCII码值为65
flag=False
else:
x=s[i];flag=True
k=k+x
print(k)
执行该程序后，输出值为（ ）
| A．ZAyb#dK | B．yzYZ#Dm | C．zaYB#Dk | D．zaYZ#Dm |
同类型试题
y = sin x， x∈R， y∈[–1，1]，周期为2π，函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x， x∈[–1，1]， y∈[–π/2，π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
y = sin x， x∈R， y∈[–1，1]，周期为2π，函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x， x∈[–1，1]， y∈[–π/2，π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
