23 lines
668 B
Java
23 lines
668 B
Java
import java.util.ArrayList;
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import java.util.List;
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import cs2030s.fp.InfiniteList;
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public class MyTest {
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public static void main(String[] args) {
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List<Integer> generateHistory = new ArrayList<>();
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List<Integer> doublerHistory = new ArrayList<>();
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InfiniteList.generate(() -> {
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generateHistory.add(1);
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return 1;
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}).map(x -> {
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doublerHistory.add(x);
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return x * 2;
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}).tail().head();
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System.out.println(generateHistory);
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System.out.println(doublerHistory);
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System.out.println(InfiniteList.iterate(1, x -> x + 1).filter(x -> x % 2 == 0).head());
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}
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}
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