#include<iostream> #include<stack> using namespace std; int main(){ stack<int>stk; stk.push(1); stk.push(2); stk.push(3); while(!stk.empty()) { printf("stk size=%lu\n",stk.size()); printf("%d\n",stk.top()); stk.pop(); } return 0; }

此人操作说明都不写，让各位小码君情何以堪！