2024-3-18

Chapter3/LinkStack/LinkStack.cpp

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+#include<iostream>     //cout,cin
+using namespace std;
+#include "LinkStack.h"
+
+
+void dispmenu()
+{//显示主菜单
+	cout << endl;
+	cout << "1-初始化链栈\n";
+	cout << "2-元素入栈\n";
+	cout << "3-元素出栈\n";
+	cout << "4-取栈顶元素\n";
+	cout << "5-清空栈\n";
+	cout << "6-测栈空\n";
+	cout << "7-显示栈元素\n";
+	cout << "0-退出\n";
+}
+
+//主函数
+int main()
+{
+	int e;
+	SNode<int>* S;
+	system("cls");                                       // 清屏
+	int choice;
+	do
+	{
+		dispmenu();                                         //显示主菜单
+		cout << "Enter choice(1~6，0 退出):";
+		cin >> choice;
+		switch (choice)
+		{
+		case 1:                                        //初始化链栈
+			InitStack(S);
+			cout << endl << "创建成功！" << endl;
+			break;
+		case 2:                                        //入栈
+			cout << "输入要入栈的元素值：" << endl;
+			cin >> e;
+			cout << endl;
+			if (Push(S, e))
+			{
+				cout << endl << "入栈成功！栈中元素为：" << endl;
+				DispStack(S);
+			}
+			else
+				cout << endl << "入栈不成功！" << endl;
+			break;
+
+		case 3:                                         //出栈
+			if (Pop(S, e))
+			{
+				cout << endl << "出栈成功！出栈元素为:" << e << endl;
+				cout << "出栈后，栈中元素为" << endl;
+				DispStack(S);
+			}
+			else
+				cout << endl << "栈空，出栈失败！" << endl;
+			break;
+
+		case 4:                                       //获取栈顶元素
+			if (GetTop(S, e))
+			{
+				cout << endl << "栈顶元素为:" << e << endl;
+			}
+			else
+				cout << endl << "栈空！" << endl;
+			break;
+		case 5:									// 清空栈
+			DestroyStack(S);
+			cout << "栈已清空!" << endl;
+			break;
+		case 6:                                      //测栈空
+			if (StackEmpty(S))
+				cout << endl << "空栈！" << endl;
+			else
+				cout << endl << "不是空栈！" << endl;
+			break;
+		case 7:                                     //显示栈元素
+			DispStack(S);
+			cout << endl;
+			break;
+		case 0:                                     //退出
+			DestroyStack(S);
+			cout << "结束运行Bye-bye!" << endl;
+			break;
+		default:                                   //非法选择
+			cout << "无效选择!\n";
+			break;
+		}
+	} while (choice != 0);
+	return 0;
+}//end of main function