Add HW01 exercises

2026-04-15 17:37:31 +00:00
commit 24ea3fcd29
5 changed files with 103 additions and 0 deletions
@@ -0,0 +1,24 @@
+import java.util.ArrayList;
+public class EvenSum {
+
+    public static int sumEvenIndices(int[] array) {
+        ArrayList<Integer> list = new ArrayList<>();
+
+        for (int n : array) {
+            list.add(n);
+        }
+
+        int sum = 0;
+        for (int i = 0; i < list.size(); i++) {
+            if (i % 2 == 0) {
+                sum += list.get(i);
+            }
+        }
+        return sum;
+    }
+
+    public static void main(String[] args) {
+        int[] nums = {4, 7, 2, 9, 5};
+        System.out.println("Sum = " + sumEvenIndices(nums));
+    }
+}