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from random import randint
n=8
a=[0]*n
k=randint(1,3)
for i in range(n):
a[i]=randint(0,50)
for i in range(0,n//k+1):
j=0
while j+k< n:
if a[j]>a[j+k]:
t=a[j];a[j]=a[j+k];a[j+k]=t
j+=1
print(a)
执行该程序段后，输出的结果不可能是（ ）
| A．[3,14,17,25,28,31,32,37] | B．[31,6,29,12,18,31,17,34] |
| C．[1,4,20,5,48,23,49,46] | D．[3,6,30,14,38,32,41,45] |
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
