#include <bits/stdc++.h>
#include <atcoder/all>
using namespace std;
using namespace atcoder;
#define rep(i,n) for(int i=0;i<(n);i++)
typedef long long ll;
//using mint = modint;
//using mint = modint998244353;
using mint = modint1000000007;
using P = pair<int, int>;

const ll INF=1LL<<60, dx[]={0,1,0,-1},dy[]={1,0,-1,0};
template <typename T> inline bool chmin(T& a,const T&b) {if(a>b){a=b; return 1;} return 0;}
template <typename T> inline bool chmax(T& a,const T&b) {if(a<b){a=b; return 1;} return 0;}

int main(){

    int n,m;
    cin >> n >> m;

    vector<int> t(n+1);
    rep(i,m) {
        int l,r;
        cin >> l >> r;
        t[l]++;
        t[r-1]--;
    }

    int now=0;
    for(int i=n;i>0;i--) {
        now+=t[i];
        cout << now << endl;;
    }

    return 0;
}