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#include<bits/stdc++.h> using namespace std; int main(){ return 0; }
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···''' /############\ /###//aaaaaaaa\\###\ /##<?phpxxooooxxphp?>##\ /#/xxxxoooo.........xxx\#\ /#/xxoo..................\#\ #/xxo..............###....\# /#xo.............######.....#\ #/o......#########..........\# #o..#######..##..............# /#o...........##....###.......#\ #/...###################......\# #....###################.......# #....##.......##......##.......# #....##.......##......##.......# #....##.......##......##.......# #....##.......##......##.......# #....##.......##..#...##.......# #....###......##...#..##.......# #...####......##...##.##......x# #....##.......##....####......x# #.............##.....##......xx# #\............##.............x/# \#............##............xx#/ #............##...........xxx# #\...........##..........xxx/# \#...........##..........xx#/ #\..........#..........xxx/# \#\.........#........xxxx/#/ \#\...............xxxxx/#/ \##\...........xxxxx/##/ \###\\....xxxx//###/ \############/  http://www.heyzxz.me/pcol/ ```#include<bits/stdc++.h> using namespace std; int main(){ //创建一个栈 stack<int> s; //入栈 s.push(888); //获取栈顶元素 cout<<s.top()<<endl; s.push(666); cout<<s.top()<<endl; s.pop(); cout<<s.top()<<endl; cout<<s.size()<<endl; if(s.empty()==1){ cout<<"栈为空"<<endl; }else{ cout<<"栈不为空"<<endl; } return 0; } https://www.deepseek.com/  #include<bits/stdc++.h> using namespace std; int main() { int n,m; cin>>n>>m; queue<string> q; for (int i=0;i<n;i++) { string x; cin >> x; q.push(x); } for (int i=0;i<m;i++) { string front=q.front(); q.pop(); q.push(front); } if (!q.empty()) { cout<<q.front(); q.pop(); while(!q.empty()) { cout<<" "<<q.front(); q.pop(); } } return 0; } 基本操作: 1、入栈 push 2、出栈 pop 3、取栈顶元素 top 4、判空 empty 5、获取大小 size 队列(queue)的特点:先进先出 基本操作: 1、入栈 push 2、出栈 pop 3、取队首 front 4、取队尾 back 5、判空 empty 6、获取大小 size deepseek.com                                       
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