Create Solution.java

Author: Jerring

solution/0989.Add to Array-Form of Integer/Solution.java

@@ -0,0 +1,19 @@
+class Solution {
+    public List<Integer> addToArrayForm(int[] A, int K) {
+        for (int i = A.length - 1; i >= 0 && K != 0; --i) {
+            K += A[i];
+            A[i] = K % 10;
+            K /= 10;
+        }
+        List<Integer> res = new ArrayList<>();
+        while (K != 0) {
+            res.add(K % 10);
+            K /= 10;
+        }
+        Collections.reverse(res);
+        for (int a : A) {
+            res.add(a);
+        }
+        return res;
+    }
+}