Function factorial

sesion-10-modulos/detalles.js:1–8

(a)

function factorial(a) {
    // Factorial de 5: 5 * 4 * 3 * 2 * 1
    let factorial = 1;
    for (let i = 2; i <= a; i++) {
        factorial *= i;
    }
    return factorial;
}

console.log(factorial(10))