List names$\_$list$1$ is created with the first two names read from input. Then, list names$\_$list$2$ is created with the last two names read from input. Create a list called names$\_$list$3$ that concatenates names$\_$list$2$ to the end of names$\_$list$1.$ Then, assign a variable called index$\_$found with the index of the element 'Del' in names$\_$list$3.$