TheAlgorithms · developerr-ayush · Oct 21, 2023
@@ -0,0 +1,15 @@
+/**
+ * @param {T} key - The element to be found.
+ * @param {T[][]} matrix - The matrix in which the element should be found.
+ * @template T
+ * @returns {number[]} - An array containing the first found coordinates of the element.
+ */
+const MatrixSearch = (key, matrix) => {
+  for (let i = 0; i < matrix.length; i++) {
+    for (let j = 0; j < matrix[i].length; j++) {
+      if (matrix[i][j] === key)   return [i, j] // Found the element, return its coordinates
+    }
+  }
+  return [-1, -1] // Element not found in the matrix
+}
+export { MatrixSearch }
@@ -0,0 +1,51 @@
+import { MatrixSearch } from '../MatrixSearch' // Import the matrix search function
+
+describe('MatrixSearchAlgorithm', () => {
+  const searchParam = [
+    [
+      5,
+      [
+        [1, 2, 3],
+        [4, 5, 6],
+        [7, 8, 9]
+      ],
+      [1, 1]
+    ],
+    [
+      5,
+      [
+        [1, 2, 3],
+        [4, 6, 7],
+        [8, 9, 10]
+      ],
+      [-1, -1]
+    ],
+    [42, [[42]], [0, 0]],
+    [
+      3,
+      [
+        [3, 5, 7],
+        [2, 4, 6],
+        [1, 8, 9]
+      ],
+      [0, 0]
+    ],
+    [
+      1,
+      [
+        [3, 5, 7],
+        [2, 4, 6],
+        [1, 8, 9]
+      ],
+      [2, 0]
+    ],
+    [5, [], [-1, -1]]
+  ]
+
+  test.each(searchParam)(
+    'should find the element in the matrix',
+    (key, matrix, expected) => {
+      expect(MatrixSearch(key, matrix)).toEqual(expected)
+    }
+  )
+})