Write the program in java

There are two elements i.e e1 and e2 whose value are 200,400. You have an arraylist whose value is {100,200,0,80,3,-4,-1,100,200}. please remove the repeated elements 200 and 400 i.e e1 and e2 in the arraylist

The output is {100,200,0,80,3,-4,-1}