C++病人登记看病

//Author:PanDaoxi
#include <iostream> 
using namespace std;
struct p{
    
    
	char id[15];
	int age;
} a[110],b[110],c;
void qsort(int left,int right){
    
    
	if(left>=right) return;
	int i=left,j=right;
	p x=a[left];
	while(i<j){
    
    
		while(i<j&&a[j].age<x.age) j--;
		a[i]=a[j];
		while(i<j&&a[i].age>x.age) i++;
	}
	a[i]=x;
	qsort(left,i-1);
	qsort(i+1,right);
	return;
}
int main(){
    
    
	int m;
	int f=0,s=0;
	cin>>m;
	for(int i=0;i<m;i++){
    
    
		cin>>c.id>>c.age;
		if(c.age>=60) a[f++]=c;
		else b[s++]=c;
	}
	qsort(0,f-1);
	for(int i=0;i<f;i++){
    
    
		cout<<a[i].id<<endl;
	}
	for(int i=0;i<s;i++){
    
    
		cout<<b[i].id<<endl;
	}
	return 0; 
}