add 485 ts solution

Author: JeremyXXXuuu

Problems/13-Max-Consecutive-Ones-III/485.ts

@@ -0,0 +1,18 @@
+function findMaxConsecutiveOnes(nums: number[]): number {
+    let slow: number = 0, fast: number = 0;
+    let res: number = 0;
+    while (fast < nums.length) {
+        if (nums[slow] !== 1 && nums[fast] !== 1) {
+            slow++;
+            fast++;
+        }
+        else if (nums[slow] === 1 && nums[fast] === 1) {
+            fast++;
+        }
+        else if (nums[fast] !== 1) {
+            slow = fast;
+        }
+        res = res > (fast - slow) ? res : (fast - slow);
+    }
+    return res;
+};