1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | import java.util.ArrayList; public class Test { public static void main(String[] args) { ArrayList<String> pitches = new ArrayList<String>(); pitches.add("138"); pitches.add("129"); pitches.add("142"); System.out.println(pitches.get(1)); System.out.println(pitches.size()); System.out.println(pitches.contains("142")); System.out.println(pitches.remove("129")); System.out.println(pitches.size()); System.out.println(pitches.remove(0)); } } | cs |
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