Dict = {'Tim': 18,'Charlie':12,'Tiffany':22,'Robert':25}	
Dict.update({"Sarah":9})
print(Dict)
c4223f21ab110acd485704631d66e7285867fc78
<mask token>

<mask token>
Dict.update({'Sarah': 9})
print(Dict)

Dict = {'Tim': 18, 'Charlie': 12, 'Tiffany': 22, 'Robert': 25}
Dict.update({'Sarah': 9})
print(Dict)

Dict = {'Tim': 18,'Charlie':12,'Tiffany':22,'Robert':25}	
Dict.update({"Sarah":9})
print(Dict)