solves

Author: anishLearnsToCode

README.md

@@ -911,7 +911,7 @@
 | 3136 | [Valid Word](https://leetcode.com/problems/valid-word)                                                                                                                 |                                                                                          [![Java](assets/java.png)](src/ValidWord.java)                                                                                          |                                                                                                                                   |
 | 3142 | [Check if Grid Satisfies Conditions](https://leetcode.com/problems/check-if-grid-satisfies-conditions)                                                                 |                                                                               [![Java](assets/java.png)](src/CheckIfGridSatisfiesConditions.java)                                                                                |                                                                                                                                   |
 | 3146 | [Permutation Difference between Two Strings](https://leetcode.com/problems/permutation-difference-between-two-strings)                                                 |                                                                           [![Java](assets/java.png)](src/PermutationDifferenceBetweenTwoStrings.java)                                                                            |                                                                                                                                   |
-| 3151 | [Special Array I](https://leetcode.com/problems/special-array-i)                                                                                                       |                                                                                                                                                                                                                                  |                                                                                                                                   |
+| 3151 | [Special Array I](https://leetcode.com/problems/special-array-i)                                                                                                       |                                                                                        [![Java](assets/java.png)](src/SpecialArrayI.java)                                                                                        |                                                                                                                                   |
 | 3158 | [Find the XOR of Numbers Which Appear Twice](https://leetcode.com/problems/find-the-xor-of-numbers-which-appear-twice)                                                 |                                                                                                                                                                                                                                  |                                                                                                                                   |
 | 3162 | [Find the Number of Good Pairs I](https://leetcode.com/problems/find-the-number-of-good-pairs-i)                                                                       |                                                                                                                                                                                                                                  |                                                                                                                                   |
 | 3168 | [Minimum Number of Chairs in a Waiting Room](https://leetcode.com/problems/minimum-number-of-chairs-in-a-waiting-room)                                                 |                                                                                                                                                                                                                                  |                                                                                                                                   |

src/SpecialArrayI.java

@@ -0,0 +1,14 @@
+// https://leetcode.com/problems/special-array-i
+// T: O(N)
+// S: O(1)
+
+public class SpecialArrayI {
+    public boolean isArraySpecial(int[] array) {
+        for (int i = 0 ; i < array.length - 1 ; i++) {
+            if (array[i] % 2 == array[i + 1] % 2) {
+                return false;
+            }
+        }
+        return true;
+    }
+}