#include <stdio.h>

#define MAX 200

typedef struct Pravougaonik{
	unsigned a,b;
	char ime[5];
} PRAVOUGAONIK;

int izracunaj(PRAVOUGAONIK p[], int n){
	int max=0,i;
	for(i=0; i<n; i++){
		if(p[i].a==p[i].b)
			printf("%s\n", p[i].ime);
		else if(p[i].a*p[i].b>max)
			max=p[i].a*p[i].b;
	}
	return max;
}

int main(int argc, char * argv[]){
	PRAVOUGAONIK p[MAX];
	FILE *fp=NULL;
	int n, i, max;

	if(argc!=2){
		printf("-1\n");
		return 1;
	}

	fp = fopen(argv[1], "r");
	if(fp==NULL){
		printf("-1\n");
		return 1;
	}

	fscanf(fp, "%d", &n);
	if(n<1){
		printf("-1\n");
		return 1;
	}
	i=0;
	while(!feof(fp)){
		fscanf(fp, "%u %u %s",&p[i].a, &p[i].b, p[i].ime);
		i++;
	}

	max = izracunaj(p,n);
	printf("%d\n", max);	

	fclose(fp);
	return 0;
}