import numpy as np

arr=np.arange(216)
arr_re=arr.reshape((6,6,6))
arr1 = arr_re[:,-1,::2]    
print(arr1)

arr2=arr[arr%12==0]
print(arr2)

#Q2
arr = np.arange(2, 101)

for i in range(2, 101):
    arr_p = arr_p[(arr_p==i)|(arr_p%i !=0)]
print(arr_p)