Merge pull request #24 from srmarohit/rohit/add-matrices

Rohit/add matrices

rohit/js/addMatrices.js

@@ -0,0 +1,37 @@
+function addMatrices(mat1, mat2) {
+  if (mat1.flat().length !== mat2.flat().length) {
+    alert("invalid matrices..");
+    return;
+  } else {
+    const result = [];
+    let rowLength = mat1.length;
+
+    for (let row = 0; row < rowLength; row++) {
+      if (mat1[row].length !== mat2[row].length) {
+        alert("invalid Matrices..");
+        return;
+      } else {
+        const resultRow = [];
+        let colLength = mat1[row].length;
+        for (let col = 0; col < colLength; col++) {
+          resultRow.push(Number(mat1[row][col]) + Number(mat2[row][col]));
+        }
+        result.push(resultRow);
+      }
+    }
+
+    return result;
+  }
+}
+
+const mat1 = [
+  [1, 2],
+  [3, 1],
+];
+const mat2 = [
+  [2, 3],
+  [4, 2],
+];
+
+const result = addMatrices(mat1, mat2);
+console.log(result);