<?php
[$n,$m] = explode(" ",trim(fgets(STDIN)));

for ($i = 0; $i < $m; $i++) {
     [$l,$r] = explode(" ",trim(fgets(STDIN)));
     
   }     

for($i = $n; $i < 1; $i--){
    for($j = 0; $j < $m; $j++){
        $count = 0;
        if($i >= $r[$j] && $i <= $l[$j]){
            $count++;
        }
    }
    echo $count."\n";
}

?>