$letters = ['a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z',' '];
$selection = [7,8,26,4,21,4,17,24,14,13,4];
$output = '';
foreach( $selection as $pick ) {
$output .= $letters[$pick];
}
echo ucfirst($output);