NF != 3 { print $0, "number of fields is not equal to 3"; }
$2 < 3.35 { print $0, "rate is below minimum wage"; }
$2 > 10 { print $0, "rate exceeds $10 per hour"; }
$3 < 0 { print $0, "negative hours worked"; }
$3 > 60 { print $0, "too many hours worked"; }
