题解 | 查找学生信息

#include<bits/stdc++.h>
using namespace std;

struct Student{
    string id;
    string name;
    string sex;
    int age;
};

int main()
{
    int n;
    while(cin>>n)
    {
        Student students[n];
        for(int i = 0;i<n;i++)
        {
            cin>>students[i].id>>students[i].name>>students[i].sex>>students[i].age;
        }
        int k;
        cin>>k;
        string num[k];
        for(int i = 0;i<k;i++)
        {
            cin>>num[i];
        }
        for(int i = 0;i<k;i++)
        {
            string j = num[i];int flag = 0;
            for(int l = 0;l<n;l++)
            {
                if(students[l].id == j)
                {
                    cout<<students[l].id<<" "<<students[l].name<<" "<<students[l].sex<<" "<<students[l].age<<endl;
                    flag = 1;
                    break;
                }
            }
            if(flag == 0)
            {
                cout<<"No Answer!"<<endl;
            }
            
        }
    }
    return 0;
}