Create app.js

Author: nofarb

app.js

@@ -0,0 +1,36 @@
+const Calculator = require('./calculator');
+const MathUtils = require('./mathUtils');
+
+// Let's do some very convoluted math operations for no reason.
+
+const calc = new Calculator();
+
+// We'll add 10 and 20, then check if the result is even or odd, and then square it, cube it, and find the factorial of the result.
+
+let sum = calc.add(10, 20);  // Sum of 10 + 20
+
+let isEven = MathUtils.isEven(sum);  // Is the sum even?
+let isOdd = MathUtils.isOdd(sum);    // Is the sum odd?
+
+console.log(`Sum: ${sum}`);
+console.log(`Is the sum even? ${isEven}`);
+console.log(`Is the sum odd? ${isOdd}`);
+
+let squared = MathUtils.square(sum);  // Square of the sum
+let cubed = MathUtils.cube(sum);      // Cube of the sum
+
+console.log(`Squared sum: ${squared}`);
+console.log(`Cubed sum: ${cubed}`);
+
+let factorial = MathUtils.factorial(sum);  // Factorial of the sum
+
+console.log(`Factorial of sum: ${factorial}`);
+
+// Now let's subtract the sum by 5, check if it's even, square it again, then divide by 3
+let result = calc.subtract(sum, 5);
+let resultSquared = MathUtils.square(result);
+let resultDivided = calc.divide(resultSquared, 3);
+
+console.log(`Subtract 5 from sum: ${result}`);
+console.log(`Squared result: ${resultSquared}`);
+console.log(`Result divided by 3: ${resultDivided}`);