Write a python program to check if a given key already exists in a dictionary if the key exists replace another key/value pair

Slip 3 Q 1

CODE :

Dict={}

n=int(input('enter number of keys :'))

for x in range(0,n):

    key=input('enter the key :')

    if key in Dict:

        print('the given key exists!')

       

        for key in Dict.keys():

            print(key,end=' ')

        print('\n ^ use differnt keys from above list')

        key=input('enter the key :')

    value=input('enter the value :')

    Dict[key]=value

print(Dict)