// Fig. 21.14: Fig21_14.cpp // Template Stack class test program. #include using std::endl; #include "Stackcomposition.h" // Stack class definition int main() { int x; Stack< int > s; // create Stack of ints for (int i = 10; i < 17; i++) s.push(i); s.printStack(); s.pop(x); s.pop(x); s.push(20); s.push(30); s.push(40); s.pop(x); cout << "Stack is: "; s.printStack(); cout << '\n'; }