#include <stdio.h>
int kurs[10], avg[10];

void main() {
	int f, ant, min, a, b, braf, brae;

	printf("Antal banker: ");
	scanf("%d", &ant);
	min = 10000;

	for(a=1;a<=ant;a++) {
		printf("Bank %d, kurs: ", a);
		scanf("%d", &kurs[a]);
		printf("Bank %d, avgift: ", a);
		scanf("%d", &avg[a]);
	}
	for(a=1;a<=ant;a++) for(b=1;b<=ant;b++) {
		f = 5 * kurs[a] + avg[a] - 2 * kurs[b] + (a != b ? avg[b] : 0);
		if(f<min) {
			min = f;
			braf = a;
			brae = b;
		}

	}
	printf("F”re resan: bank %d\nEfter resan: bank %d\n", braf, brae);
}