feat : 프로그래머스 정렬

Author: cyeji

src/main/java/sgyj/programmers/yeji/sort/Solution42747.java

@@ -0,0 +1,26 @@
+package sgyj.programmers.yeji.sort;
+
+import java.util.Arrays;
+
+public class Solution42747 {
+    public static int solution(int[] citations) {
+        int answer = 0;
+        Arrays.sort( citations );
+        for(int i=0;i<citations.length; i++){
+            int compare = 1;
+            for(int j= i+1; j<citations.length; j++){
+                if(citations[j]>=citations[i]){
+                    compare+=1;
+                }
+            }
+            if(compare>=citations[i]) answer = Math.max( answer, citations[i] );
+        }
+
+        return answer;
+    }
+
+    public static void main ( String[] args ) {
+        int[] citations = {3, 0, 6, 1, 5};
+        System.out.println(solution(citations));
+    }
+}