array Write a recursive function stringReverse that takes a string and a starting subscript as arguments, prints the string backward and returns nothing. The function should stop processing and return when the end of the string is encountered. Note that like an array, the square brackets ( [ ] ) operator can be used to iterate through the characters in a string.

Abasic wooden railway set contains the pieces shown in figure 3.the task is to connect these pieces into a railway that has no overlapping tracksand no loose ends where a train could run off onto the floor. a. suppose that the pieces fit together exactly with no slack. give aprecise formulation of the task as a search problem. b. identify a suitable search algorithm for this task and explain yourchoice. in c/c++ or python language, !