Write C++ code to accomplish each of the following tasks. Assume the use of the std::stack template. Hint: you may need to make use of an additional, temporary stack Set the variable secondElement to value of the second element of a stack of int named st, leaving st without its first and second elements. (2 points) Set the variable bottom to the value of the bottom element of a stack of int named st, leaving st empty. (3 points) a. b. c. Same as part (b), but leave the stack st in its original state. (5 points) d. Extra Credit: Remove all the zeros from a stack of int named st, leaving the non-zero elements in st. (5 points)