BEGIN{
	FS="\t"
	printf("%s\t%s\t%s\n","name" , "Hourly pay", "Numbr of hours")
     }

	$3 > 0 { printf("%s\t%d\t%d\t%d\n",$1, $2 , $3 , $2 * $3) }
	{total=total+ $2 * $3 }


END {
	printf("%d employees\n", NR)
  	printf("Total pay is  %d\n", total)
	printf("Average pay is %f\n", total/NR)
	}