#!/bin/bash

X_max=0;
Y_max=0;

read -p "Dime el valor de X:" X_max;
read -p "Dime el valor de Y:" Y_max;

for ((y=1; y<=$Y_max; y++)); 
do 
	for ((x=1; x<=$X_max; x++)); 
	do 
		echo -n "X";

	done
	echo " ";
done
exit 0