useless cat fix

robocode-svm

@@ -37,8 +37,8 @@ show_help() {
 
 # Run the battle wit the specified parameters
 # @param	gui		--gui|--no-gui
-# @param	x			the position of the roaming robot on x-axis
+# @param	x  		the position of the roaming robot on x-axis
-# @param	y			the position of the roaming robot on y-axis
+# @param	y  		the position of the roaming robot on y-axis
 # @param	alpha		the orientation of the gun of the roaming robot (OPTIONAL)
 run_battle() {
 	# The x and y parameters are required integers
@@ -76,7 +76,7 @@ run_battle() {
 	# Run battle without GUI, following the settings file, save the results into file
 	robocode "$gui" -battle "$(pwd)/$settings" -results "$(pwd)/$results" > /dev/null
 	# Obtain the winner from the results file 
-  	cat "$results" | tail -2 | awk 'NR==1F {print $2}'
+  	 tail -2 < "$results" | awk 'NR==1F {print $2}'
 }
 
 # Generate the missing amount of data from running battles