# dictionary refresh
new_dict = {
"first":"1,2,3",
"second":"321",
"third":"000",
}
# adding to dictionary
new_dict.update({"fourth":"D"})
print(new_dict)
#removing from dictionary
new_dict.pop("first")
print(new_dict)
new = {"five":"888"}
#updating a dictionary
new_dict.update(new)
print(new_dict)