class ABC {

int a,b;

public ABC(int a, int b) {this.a=a; this.b=b;}

public int compareTo(ABC x) {return a*b-x.a*x.b;}

}

public class XXK5 {

public static void main(String[] args) {

int [][]d={{3,8},{4,6},{5,6},{2,9},{6,7},{5,8}};

ABC []ar=new ABC[d.length];

int i,k=0;

for(i=0; i
ar[i]=new ABC(d[i][0],d[i][1]);

for(i=1; i
if(ar[i].compareTo(ar[k])>0) k=i;

System.out.println("k="+k);

}

}
k=4
k=10