<?php for ($x = 1; $x <= 10; $x++) { $answer = ( $x * $x ); echo "( $x * $x ) = $answer\n"; }
Standard input is empty
( 1 * 1 ) = 1 ( 2 * 2 ) = 4 ( 3 * 3 ) = 9 ( 4 * 4 ) = 16 ( 5 * 5 ) = 25 ( 6 * 6 ) = 36 ( 7 * 7 ) = 49 ( 8 * 8 ) = 64 ( 9 * 9 ) = 81 ( 10 * 10 ) = 100