uploaded at 2022. 12. 9. 오후 5:30:17

programmers/평균 구하기/solution.java

@@ -0,0 +1,8 @@
+// [문제 링크]: https://school.programmers.co.kr/learn/courses/30/lessons/12944
+
+import java.util.*;
+class Solution {
+    public double solution(int[] arr) {
+        return Arrays.stream(arr).mapToDouble(num -> num).average().getAsDouble();
+    }
+}