Listlist = new ArrayList<>(); list.add(1); list.add(2); list.add(5); list.add(4); list.add(1); System.out.println(list.stream().map(String::valueOf).collect(Collectors.joining(",")));
Listlist = new ArrayList<>(); list.add(1); list.add(2); list.add(5); list.add(4); list.add(1); System.out.println(list.stream().map(String::valueOf).collect(Collectors.joining(",")));
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