#include <iostream.h>
#include <conio.h>
int main(){
	int n , i;
	long int number , number1 = 0 , number2 = 0 ;
	float ave=0 , maxave = 0 , twoave = 0;
	cout << "please n student : " ;
	cin >> n ;
	for (i=0 ; i<n ; i++) {
		cout << " please number student : " ;
		cin >> number ;
		cout << " please average student : " ;
		cin >> ave ;
		if (ave > 20 ) {
			cout << " please enter average <= 20 : " ;
			cin >> ave ;
		}
		if ( ave > maxave ) {
			twoave = maxave ;
			maxave = ave ;
			number2 = number1 ;
			number1 = number ;
		}
		else if (ave > twoave ){
			twoave = ave ;
			number2 = number ;
		}
	}
	cout << " maxaverage is  " << maxave << " number student " << number1 ;
	cout << "\n twoaverage is  " << twoave << " number student " << number2;
	getch() ;
	return 0 ;
}