C++ 栈简例

女爷i 2023-01-01 15:57 121阅读 0赞

# 1.简例1  #

stack<int> mystack;

/*
    
     * @Description: 
    
     * @Version: 
    
     * @Autor: zolty
    
     * @Date: 2020-12-31 21:17:59
    
     * @LastEditors: zolty
    
     * @LastEditTime: 2021-01-03 20:02:03
    
     */
    
    #include <stack>
    
    #include <iostream>
    
    using namespace std;
    
     
    
    int main()
    
    {
    
    	stack<int> mystack;
    
    	int sum = 0;
    
    	for (int i = 0; i <= 10; i++){
    
    		mystack.push(i);
    
    	}
    
    	cout << "now size : "<<mystack.size()<<endl;
    
    	while (!mystack.empty()){
    
    		cout << "now size : "<<mystack.size()<<" stackTop: "<< mystack.top()<<endl;
    
    		mystack.pop();
    
    	}
    
    	cout << "now size : "<<mystack.size()<<endl;
    
    	return 0;
    
    }
    
    // now size : 11
    
    // now size : 11 stackTop: 10
    
    // now size : 10 stackTop: 9
    
    // now size : 9 stackTop: 8
    
    // now size : 8 stackTop: 7
    
    // now size : 7 stackTop: 6
    
    // now size : 6 stackTop: 5
    
    // now size : 5 stackTop: 4
    
    // now size : 4 stackTop: 3
    
    // now size : 3 stackTop: 2
    
    // now size : 2 stackTop: 1
    
    // now size : 1 stackTop: 0
    
    // now size : 0

# 2.简例2  #

stack<char \*> mystack;

/*
    
     * @Description: 
    
     * @Version: 
    
     * @Autor: zolty
    
     * @Date: 2020-12-31 21:17:59
    
     * @LastEditors: zolty
    
     * @LastEditTime: 2021-01-03 21:02:53
    
     */
    
    #include <stack>
    
    #include <iostream>
    
    #include <string.h>
    
    using namespace std;
    
    
    
    int main()
    
    {
    
    	stack<char *> mystack;
    
    	cout << "now size : " << mystack.size() << endl;
    
    	char *a = (char *)malloc(sizeof(char) * 160);
    
    	const uint8_t chbuf[160] = {
    
    		0x03, 0xb7, 0x80, 0x00, 0x00, 0x00, 0x02, 0x20, 0x00, 0x00,
    
    		0x0c, 0x7f, 0x99, 0x09, 0x53, 0xe9, 0xd6, 0x70, 0xd2, 0xd9,
    
    		0xe2, 0x15, 0xe0, 0x00, 0x00, 0x00, 0x10, 0x0e, 0x00, 0x00,
    
    		0xb3, 0x9f, 0x8f, 0xa0, 0xfa, 0x0f, 0xef, 0xff, 0xff, 0xd0,
    
    		0x00, 0x02, 0xe0, 0x7a, 0x40, 0x03, 0x37, 0xcf, 0xcf, 0x64,
    
    		0x21, 0x00, 0x00, 0x00, 0x16, 0xb4, 0x9d, 0x20, 0x0d, 0x69,
    
    		0x3a, 0x3f, 0xe2, 0x00, 0x00, 0x00, 0x38, 0x00, 0x00, 0x02,
    
    		0x07, 0x88, 0x00, 0x80, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
    
    		0x00, 0x3f, 0xff, 0x80, 0x38, 0x00};
    
    	printf("%02X \n", chbuf[1] & 0xff);
    
    	memcpy(a, chbuf, 160);
    
    	mystack.push(a);
    
    	cout << "now size : " << mystack.size() << endl;
    
    	while (!mystack.empty())
    
    	{
    
    		printf("%02X \n", mystack.top()[1] & 0xff);
    
    		mystack.pop();
    
    	}
    
    	cout << "now size : " << mystack.size() << endl;
    
    	return 0;
    
    }
    
    // now size : 0
    
    // B7
    
    // now size : 1
    
    // B7
    
    // now size : 0