16分求调

  #include<bits/stdc++.h>  

  using namespace std;  

  struct student  
  {

    string name;
    int year;
    int month;
    int day;
    int sum;
}person[110];

int yyear,mmonth,dday,ssum;
string nname;

int main()
{

    int n;
    cin>>n;
    for(int i=0;i<n;i++)
    {
        cin>>person[i].name>>person[i].year>>person[i].month>>person[i].day;
        person[i].sum=i;
    }
    for(int i=0;i<n;i++)
    {
        for(int j=0;j<n-1;j++)
        {
            if(person[j].year>person[j+1].year)
            {
                nname=person[j].name;yyear=person[j].year;mmonth=person[j].month;dday=person[j].day;
                person[j].name=person[j+1].name;person[j].year=person[j+1].year;person[j].month=person[j+1].month;person[j].day=person[j+1].day;
                person[j+1].name=nname;person[j+1].year=yyear;person[j+1].month=mmonth;person[j+1].day=dday;
            }
        }
    }
    for(int i=0;i<n;i++)
    {
        for(int j=0;j<n-1;j++)
        {   
            if(person[i].year==person[i+1].year && person[i].month==person[i+1].month && person[i].day==person[i+1].day && person[i].sum>person[i+1].sum)
            {
                nname=person[i].name;yyear=person[j].year;mmonth=person[j].month;dday=person[j].day;ssum=person[j].sum;
                person[j]=person[j+1];
                person[j+1].name=nname;person[j+1].year=yyear;person[j+1].month=mmonth;person[j+1].day=dday;person[j+1].sum=ssum;
            }
        }
    }
    for(int i=0;i<n;i++)
    {
        cout<<person[i].name<<endl;
    }
    return 0;

    }