using System;
using static System.Console;
using System.Linq;
using System.Collections.Generic;
class Program
{
    static int NN => int.Parse(ReadLine());
    static int[] NList => ReadLine().Split().Select(int.Parse).ToArray();
    static int[][] NArr(long n) => Enumerable.Repeat(0, (int)n).Select(_ => NList).ToArray();
    public static void Main()
    {
        Solve();
    }
    static void Solve()
    {
        var c = NList;
        var (n, m) = (c[0], c[1]);
        var map = NArr(m);
        var cum = new int[n + 1];
        for (var i = 0; i < m; ++i)
        {
            ++cum[n - map[i][0]];
            --cum[n - map[i][1] + 1];
        }
        for (var i = 1; i < cum.Length; ++i) cum[i] += cum[i - 1];
        WriteLine(string.Join("\n", cum.Take(n)));
    }
}