13 lines
394 B
Java
13 lines
394 B
Java
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// [문제 링크]: https://school.programmers.co.kr/learn/courses/30/lessons/12933
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import java.util.Arrays;
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import java.util.*;
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class Solution {
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public long solution(long n) {
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long answer = 0;
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String c = n+"";
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char[] ca = c.toCharArray();
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Arrays.sort(ca);
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return Long.parseLong((new StringBuilder(String.valueOf(ca))).reverse().toString());
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}
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}
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