15 lines
376 B
Java
15 lines
376 B
Java
import java.util.BitSet;
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public class HundredDoors {
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public static void main(String[] args) {
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final int n = 100;
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var a = new BitSet(n);
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for (int i = 1; i <= n; i++) {
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for (int j = i - 1; j < n; j += i) {
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a.flip(j);
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}
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}
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a.stream().map(i -> i + 1).forEachOrdered(System.out::println);
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}
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}
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