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BAEL-3778: Add tests to verify if 2 is prime number or not (#8520)

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This commit is contained in:
kwoyke
2020-01-15 06:38:32 +01:00
committed by Grzegorz Piwowarek
parent f83994f516
commit fde0c09c57
3 changed files with 10 additions and 6 deletions
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2
java-numbers-2/src/main/java/com/baeldung/algorithms/primechecker/BruteForcePrimeChecker.java
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@@ -7,7 +7,7 @@ public class BruteForcePrimeChecker implements PrimeChecker<Integer> {
@Override
public boolean isPrime(Integer number) {
return number > 2 ? IntStream.range(2, number)
return number > 1 ? IntStream.range(2, number)
.noneMatch(n -> (number % n == 0)) : false;
}

2
java-numbers-2/src/main/java/com/baeldung/algorithms/primechecker/OptimisedPrimeChecker.java
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@@ -6,7 +6,7 @@ public class OptimisedPrimeChecker implements PrimeChecker<Integer> {
@Override
public boolean isPrime(Integer number) {
return number > 2 ? IntStream.rangeClosed(2, (int) Math.sqrt(number))
return number > 1 ? IntStream.rangeClosed(2, (int) Math.sqrt(number))
.noneMatch(n -> (number % n == 0)) : false;
}