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import random
k=10;que=[0]*2*k
que[0]=random.randint(1,20)
head=0;tail=1;i=1
while i<k:
a=random.randint(1,20)
if a%2!=que[tail-1]%2:
que[tail]=a
tail=tail+1
elif a%2!=que[head]%2:
que[tail]=que[head]
que[tail+1]=a
tail=tail+2
head=head+1
i=i+1
print(que[head:tail])
运行该程序段后，输出结果
| A．[20,1,10,5,4] | B．[14,17,10,3,12] | C．[5,16,5,4,13,20,11] | D．[13,10,5,16,19,10,20] |
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
