#include<bits/stdc++.h> using namespace std; struct node{ int y,m,d; node operator++(int ){ //后缀加加 ++i node nd = *this;//保存副本 pluss(); return nd; } node& operator++(){ //前缀加加 ++i pluss(); return *this; } }; signed main(){ return 0; }
原文：https://www.cnblogs.com/LS-Joze/p/11631875.html