java

What is the output of the following code snippet?

[Oscar, Mary, Paul, Peter]

[Peter, Oscar, Paul, Mary]

[Mary, Oscar, Paul, Peter]

[Oscar, Peter, Paul, Mary]

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ArrayList myList = new ArrayList(); myList.add( "Peter"); myList.add "Paul" ); myList.add "Mary"; myList.add( 1, "Oscar"); System.out.println( myList)