(April 1998)
public Object pop() { Object p = stk[stkp]; stk[stkp--] = null; return p; }
public class Stack { private static final int MAXLEN = 10; private Object stk[] = new Object[MAXLEN]; private int stkp = -1; public void push(Object p) {stk[++stkp] = p;} public Object pop() {return stk[stkp--];} }