4.1

#define  _CRT_SECURE_NO_WARNINGS//消除微软的安全警告，比如scanf等函数，详细可百度#include<iostream>#include<cstring>using namespace std;int main(){struct information//定义描述结构体{char first_name[20];char last_name[20];char grade;int age;};information *me = new information;//用new创建结构体动态指针cout << "What is your first name? ";cin.get(me->first_name, 20);//也可以用cin.getlinecin.get();//消除cin.get留下的换行符的影响cout << "What is your last name? ";cin.get(me->last_name,20);cout << "What letter grade do you deserve? ";cin >> me->grade;cout << "What is your age? ";cin >> me->age;cout << "Name : " << me->last_name<<','<<me->first_name << endl;cout << "Grade : " << (char)(me->grade+1) << endl;cout << "Age : " << me->age << endl;delete me;return 0;}