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JohannesKiesmuellervs.LauraCe

Find maximum number that can be formed using digits of a given number

Code
Diff
  • import java.util.Arrays;
import java.util.Scanner;

public class MaxNumber {
    public static long print(long number) {
        char[] digits = Long.toString(number).toCharArray();
        Arrays.sort(digits);
        return Long.parseLong(new StringBuilder(new String(digits)).reverse().toString());
    }
}
    • import java.util.Arrays;
    • import java.util.Scanner;
    • public class MaxNumber {
    • public static long print(long number) {
    • String numeroString = Long.toString(number);
    • char[] digitos = numeroString.toCharArray();
    • Arrays.sort(digitos);
    • StringBuilder numeroOrdenadoStr = new StringBuilder(new String(digitos));
    • numeroOrdenadoStr.reverse();
    • return Long.parseLong(numeroOrdenadoStr.toString());
    • char[] digits = Long.toString(number).toCharArray();
    • Arrays.sort(digits);
    • return Long.parseLong(new StringBuilder(new String(digits)).reverse().toString());
    • }
    • public static void main(String[] args) {
    • Scanner scanner = new Scanner(System.in);
    • System.out.print("Ingrese un numero: ");
    • long number = scanner.nextLong();
    • long maxNumber = print(number);
    • System.out.println("El número más alto que se puede formar con estos dígitos es: " + maxNumber);
    • }
    • }
JohannesKiesmuellervs.C. Roberto

Find maximum number that can be formed using digits of a given number

Code
Diff
  • import java.math.BigInteger;
import java.util.stream.Collectors;

public class MaxNumber {
    public static BigInteger print(long number) {
        return new BigInteger(Long.toString(number)
                .chars()
                .mapToObj(c -> String.valueOf((char) c))
                .sorted((a, b) -> b.compareTo(a))
                .collect(Collectors.joining()));
    }
}
    • import java.util.Arrays;
    • import java.util.Comparator;
    • import java.util.stream.Collectors;
    • import java.math.BigInteger;
    • import java.util.stream.Collectors;
    • public class MaxNumber {
    • public static BigInteger print(long number) {
    • String numeroMaximo = Long.toString(number)
    • .chars()
    • .mapToObj(Character::toString)
    • .sorted((a, b) -> b.compareTo(a))
    • .collect(Collectors.joining());
    • return new BigInteger(numeroMaximo);
    • return new BigInteger(Long.toString(number)
    • .chars()
    • .mapToObj(c -> String.valueOf((char) c))
    • .sorted((a, b) -> b.compareTo(a))
    • .collect(Collectors.joining()));
    • }