# Write a Python program to find the maximum and minimum value of the three given lists.  
 nums1 = [2,3,5,8,7,2,3]
nums2 = [4,3,9,0,4,3,9]
nums3 = [2,1,5,6,5,5,4]
print("Original lists:")
print(nums1)
print(nums2)
print(nums3)
print("Maximum value of the said three lists:")
print(max(nums1+nums2+nums3))
print("Minimum value of the said three lists:")
print(min(nums1+nums2+nums3)) 
