a={"food":"apple"} a["toy"]="bear" print(a) b=[1,2,3] b.append(4) print(b) apple=[1,2,[2,(3,4,)],[5,6,7],{"food":["a","b","c"],"toy":"bear"},9,[0,1,2]] print(apple[3][2]) print(apple[4]['toy']) print(apple[4]['food'][1]) print(apple[2][1][1]) a=1, print(type(a)) b=1 print(type(b)) c=() print(type(c)) d=tuple() print(type(d)) e=[1,] print(type(e))