# A Python Dictionary contains List as value. Write a Python program to update the list values in the said dictionary.  
 def test(dictionary):
    dictionary['Math'] = [x+1 for x in dictionary['Math']]
    dictionary['Physics'] = [x-2 for x in dictionary['Physics']]
    return dictionary

dictionary = { 
               'Math' : [88, 89, 90], 
               'Physics' : [92, 94, 89],
               'Chemistry' : [90, 87, 93]
             }
print("\nOriginal Dictionary:")
print(dictionary)
print("\nUpdate the list values of the said dictionary:")
print(test(dictionary))
