# | Line 71 | Line 71 | public class ExecutorCompletionService9T | |
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71 | ArrayList<Integer> results; | |
72 | ||
73 | void use(Integer x) { | |
74 | < | if (results == null) results = new ArrayList<Integer>(); |
74 | > | if (results == null) results = new ArrayList<>(); |
75 | results.add(x); | |
76 | } | |
77 |
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