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- import static java.lang.System.out;
- import java.util.stream.IntStream;
- class SomeClass {
- public static void main(final String[] args) {
- IntStream.range(1, Integer.parseInt(args[0])).forEach(
- i -> {
- IntStream.range(0, i).forEach(x -> out.print('*'));
- out.println();
- });
- }
- }
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