Data update

Task/Element-wise-operations/JavaScript/element-wise-operations.js

@@ -0,0 +1,44 @@
+const OPERATIONS = {
+    add: (a, b) => a + b,
+    sub: (a, b) => a - b,
+    mul: (a, b) => a * b,
+    div: (a, b) => a / b,
+    pow: (a, b) => Math.pow(a, b),
+    mod: (a, b) => a % b,
+};
+
+function scalarOp(op, matr, scalar) {
+    const operation = OPERATIONS[op] || ((a, b) => a);
+    const result = matr.map(row => row.map(val => operation(val, scalar)));
+    return result;
+}
+
+function matrOp(op, matr, scalar) {
+    const operation = OPERATIONS[op] || ((a, b) => a);
+    const result = matr.map((row, i) =>
+        row.map((val, j) =>
+            operation(val, scalar[i % scalar.length][j % scalar[i % scalar.length].length])
+        )
+    );
+    return result;
+}
+
+function printMatrix(matr) {
+    matr.forEach(row => console.log(row.join(', ')));
+}
+
+// Example usage:
+printMatrix(scalarOp("mul", [
+    [1.0, 2.0, 3.0],
+    [4.0, 5.0, 6.0],
+    [7.0, 8.0, 9.0]
+], 3.0));
+
+printMatrix(matrOp("div", [
+    [1.0, 2.0, 3.0],
+    [4.0, 5.0, 6.0],
+    [7.0, 8.0, 9.0]
+], [
+    [1.0, 2.0],
+    [3.0, 4.0]
+]));