stack.java

清华大学第二版

interface CharStorage{
	void put(char c);
	char get();
  } 


public class Stack implements CharStorage{
	private char mem[] = new char[10];
	private int point = 0;

 public	void put(char c){
		mem[point] = c;
		point++;
	}

 public	char get(){
		point--;
		return mem[point];
	}
}