Fixed compile

Author: javadev

src/main/java/g3401_3500/s3462_maximum_sum_with_at_most_k_elements/Solution.java

@@ -3,6 +3,8 @@
 // #Medium #Array #Sorting #Greedy #Matrix #Heap_(Priority_Queue)
 // #2025_02_25_Time_62_ms_(99.82%)_Space_78.09_MB_(20.19%)
 
+import java.util.Arrays;
+
 public class Solution {
     public long maxSum(int[][] grid, int[] limits, int k) {
         int l = 0;