Add solution #1267

Author: JoshCrozier

README.md

@@ -337,6 +337,7 @@
 1233|[Remove Sub-Folders from the Filesystem](./1233-remove-sub-folders-from-the-filesystem.js)|Medium|
 1249|[Minimum Remove to Make Valid Parentheses](./1249-minimum-remove-to-make-valid-parentheses.js)|Medium|
 1252|[Cells with Odd Values in a Matrix](./1252-cells-with-odd-values-in-a-matrix.js)|Easy|
+1267|[Count Servers that Communicate](./1267-count-servers-that-communicate.js)|Medium|
 1287|[Element Appearing More Than 25% In Sorted Array](./1287-element-appearing-more-than-25-in-sorted-array.js)|Easy|
 1290|[Convert Binary Number in a Linked List to Integer](./1290-convert-binary-number-in-a-linked-list-to-integer.js)|Easy|
 1291|[Sequential Digits](./1291-sequential-digits.js)|Medium|

solutions/1267-count-servers-that-communicate.js

@@ -0,0 +1,41 @@
+/**
+ * 1267. Count Servers that Communicate
+ * https://leetcode.com/problems/count-servers-that-communicate/
+ * Difficulty: Medium
+ *
+ * You are given a map of a server center, represented as a m * n integer matrix grid,
+ * where 1 means that on that cell there is a server and 0 means that it is no server.
+ * Two servers are said to communicate if they are on the same row or on the same column.
+ *
+ * Return the number of servers that communicate with any other server.
+ */
+
+/**
+ * @param {number[][]} grid
+ * @return {number}
+ */
+var countServers = function(grid) {
+  const rows = new Array(grid.length).fill(0);
+  const columns = new Array(grid[0].length).fill(0);
+
+  for (let i = 0; i < grid.length; i++) {
+    for (let j = 0; j < grid[i].length; j++) {
+      if (grid[i][j]) {
+        rows[i]++;
+        columns[j]++;
+      }
+    }
+  }
+
+  let result = 0;
+  for (let i = 0; i < grid.length; i++) {
+    for (let j = 0; j < grid[i].length; j++) {
+      if (!grid[i][j] || (rows[i] < 2 && columns[j] < 2)) {
+        continue;
+      }
+      result++;
+    }
+  }
+
+  return result;
+};