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Family Day update

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This commit is contained in:
Ingy döt Net 2020-02-17 23:21:07 -08:00
parent aac6731f2c
commit 9ad63ea473
2442 changed files with 39761 additions and 8255 deletions
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14
Task/100-doors/Java/100-doors-2.java
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@ -1,6 +1,14 @@
class HundredDoors {
import java.util.BitSet;
public class HundredDoors {
public static void main(String[] args) {
for (int i = 1; i <= 10; i++)
System.out.printf("Door %d is open.%n", i * i);
final int n = 100;
var a = new BitSet(n);
for (int i = 1; i <= n; i++) {
for (int j = i - 1; j < n; j += i) {
a.flip(j);
}
}
a.stream().map(i -> i + 1).forEachOrdered(System.out::println);
}
}

12
Task/100-doors/Java/100-doors-3.java
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@ -1,12 +1,6 @@
import java.util.stream.Collectors;
import java.util.stream.IntStream;
class HundredDoors {
public static void main(String args[]) {
String openDoors = IntStream.rangeClosed(1, 100)
.filter(i -> Math.pow((int) Math.sqrt(i), 2) == i)
.mapToObj(Integer::toString)
.collect(Collectors.joining(", "));
System.out.printf("Open doors: %s%n", openDoors);
public static void main(String[] args) {
for (int i = 1; i <= 10; i++)
System.out.printf("Door %d is open.%n", i * i);
}
}

12
Task/100-doors/Java/100-doors-4.java Normal file
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@ -0,0 +1,12 @@
import java.util.stream.Collectors;
import java.util.stream.IntStream;
class HundredDoors {
public static void main(String args[]) {
String openDoors = IntStream.rangeClosed(1, 100)
.filter(i -> Math.pow((int) Math.sqrt(i), 2) == i)
.mapToObj(Integer::toString)
.collect(Collectors.joining(", "));
System.out.printf("Open doors: %s%n", openDoors);
}
}