#include<bits/stdc++.h> using namespace std; struct px { string name; int year; int xb; };

int main() { int n,l=1,f=1; px a[1001],lao[1001],fl[1001]; cin>>n; for(int i=1;i<=n;i++) cin>>a[i].name>>a[i].year;

for(int i=1;i<=n;i++)
{
	if (a[i].year>=60)
	{
		lao[l].name=a[i].name;
		lao[l].year=a[i].year;
		lao[l].xb=l;
	}
	else
	{
		fl[f].name=a[i].name;
		fl[f].year=a[i].year;
		fl[f].xb=f;
	}
}
cout<<endl; 



for(int i=1;i<=n;i++)
	for(int j=1;j<=n;j++)
	{
		if(lao[j].year<lao[j+1].year)
			swap(lao[j],lao[j+1]);
		if(lao[j].year==lao[j+1].year and lao[j].xb>lao[j+1].xb)
			swap(lao[j],lao[j+1]);
	}




for(int i=1;i<=l;i++)
	cout<<lao[i].name<<" "<<lao[i].year<<endl;


for(int i=1;i<=f;i++)
	cout<<fl[i].name<<" "<<fl[i].year<<endl;
return 0;

}