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Constructors BigInteger and BigDecimal used to wrap primitives should never be used. (#3627)

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Constructors BigInteger and BigDecimal used to wrap primitives should never be used.

Co-authored-by: Debasish Biswas <debasishbsws.abc@gmail.com>
This commit is contained in:
kongleong86
2022-11-06 12:10:14 +00:00
committed by GitHub
parent cc17d60d5c
commit c8ecd23183
4 changed files with 17 additions and 16 deletions
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6
src/main/java/com/thealgorithms/maths/KaprekarNumbers.java
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@ -10,7 +10,7 @@ public class KaprekarNumbers {
digits and sum of these parts is equal to the original number. */
// Provides a list of kaprekarNumber in a range
public static ArrayList<Long> kaprekarNumberInRange(long start, long end)
public static List<Long> kaprekarNumberInRange(long start, long end)
throws Exception {
long n = end - start;
if (n < 0) throw new Exception("Invalid range");
@ -26,12 +26,12 @@ public class KaprekarNumbers {
// Checks whether a given number is Kaprekar Number or not
public static boolean isKaprekarNumber(long num) {
String number = Long.toString(num);
BigInteger originalNumber = new BigInteger(number);
BigInteger originalNumber = BigInteger.valueOf(num);
BigInteger numberSquared = originalNumber.multiply(originalNumber);
if (number.length() == numberSquared.toString().length()) {
return number.equals(numberSquared.toString());
} else {
BigInteger leftDigits1 = new BigInteger("0");
BigInteger leftDigits1 = BigInteger.ZERO;
BigInteger leftDigits2;
if (numberSquared.toString().contains("0")) {
leftDigits1 =