Merge pull request #3039 from benmak11/1343

Create 1343-number-of-sub-arrays-of-size-k-and-average-greater-than-or-equal-to-threshold.java

Author: sujal-goswami

java/1343-number-of-sub-arrays-of-size-k-and-average-greater-than-or-equal-to-threshold.java

@@ -0,0 +1,18 @@
+class Solution {
+    public int numOfSubarrays(int[] arr, int k, int threshold) {
+        int res = 0, currSum = 0;
+
+        for (int i = 0; i < k - 1; i++) {
+            currSum += arr[i];
+        }
+
+        for (int l = 0; l < arr.length - k + 1; l++) {
+            currSum += arr[l + k - 1];
+            if ((currSum / k) >= threshold) {
+                res++;
+            }
+            currSum -= arr[l];
+        }
+        return res;
+    }
+}