Exercise 4.9

#include<iostream>using namespace std;struct CandyBar{    char pinpai[20];    float weight;    int ka;};int main(){    int n;    cout << "请输入糖果种数:";    (cin >> n).get();    CandyBar *snack = new CandyBar [n];    for(int i = 0;i < n;i++)    {        cout << "请输入糖果的品牌：";        cin.getline(snack[i].pinpai,20);        cout << "请输入该品牌糖果的重量：";        cin >> snack[i].weight;        cout << "请输入该品牌糖果的热量：";        cin >> snack[i].ka;        cin.get();    }    for(int i = 0;i < 3;i++){        cout << snack[i].pinpai << endl;        cout << snack[i].weight << endl;        cout << snack[i].ka << endl << endl;    }    return 0;}