#include<bits/stdc++.h>

#define rep(i,a,n)     for(int i=a;i<n;i++)
#define rep3(n)        for(int i=0;i<n;i++)
#define ll             long long
#define int            long long
#define pb             push_back
#define all(v)         v.begin(),v.end()
#define endl           "\n"
#define eb             emplace_back
#define x              first
#define y              second
#define gcd(a,b)       __gcd(a,b)
#define mem1(a)        memset(a,-1,sizeof(a))
#define mem0(a)        memset(a,0,sizeof(a))
#define pres(a,x)      a.find(x)!=a.end()
#define sz(a)          (int)a.size()
#define pii            pair<int,int>
#define hell           1000000007
#define elasped_time   1.0 * clock() / CLOCKS_PER_SEC
using namespace std;


template<typename T1,typename T2>istream& operator>>(istream& in,pair<T1,T2> &a){in>>a.x>>a.y;return in;}
template<typename T1,typename T2>ostream& operator<<(ostream& out,pair<T1,T2> a){out<<a.x<<" "<<a.y;return out;}
template<typename T,typename T1>T maxs(T &a,T1 b){if(b>a)a=b;return a;}
template<typename T,typename T1>T mins(T &a,T1 b){if(b<a)a=b;return a;}

const int N=2e5+5;

const int MOD = 998244353;

struct mod_int {
    int val;

    mod_int(long long v = 0) {
        if (v < 0)
            v = v % MOD + MOD;

        if (v >= MOD)
            v %= MOD;

        val = v;
    }

    static int mod_inv(int a, int m = MOD) {
        int g = m, r = a, x = 0, y = 1;

        while (r != 0) {
            int q = g / r;
            g %= r; swap(g, r);
            x -= q * y; swap(x, y);
        }

        return x < 0 ? x + m : x;
    }

    explicit operator int() const {
        return val;
    }

    mod_int& operator+=(const mod_int &other) {
        val += other.val;
        if (val >= MOD) val -= MOD;
        return *this;
    }

    mod_int& operator-=(const mod_int &other) {
        val -= other.val;
        if (val < 0) val += MOD;
        return *this;
    }

    static unsigned fast_mod(uint64_t x, unsigned m = MOD) {
           #if !defined(_WIN32) || defined(_WIN64)
                return x % m;
           #endif
           unsigned x_high = x >> 32, x_low = (unsigned) x;
           unsigned quot, rem;
           asm("divl %4\n"
            : "=a" (quot), "=d" (rem)
            : "d" (x_high), "a" (x_low), "r" (m));
           return rem;
    }

    mod_int& operator*=(const mod_int &other) {
        val = fast_mod((uint64_t) val * other.val);
        return *this;
    }

    mod_int& operator/=(const mod_int &other) {
        return *this *= other.inv();
    }

    friend mod_int operator+(const mod_int &a, const mod_int &b) { return mod_int(a) += b; }
    friend mod_int operator-(const mod_int &a, const mod_int &b) { return mod_int(a) -= b; }
    friend mod_int operator*(const mod_int &a, const mod_int &b) { return mod_int(a) *= b; }
    friend mod_int operator/(const mod_int &a, const mod_int &b) { return mod_int(a) /= b; }

    mod_int& operator++() {
        val = val == MOD - 1 ? 0 : val + 1;
        return *this;
    }

    mod_int& operator--() {
        val = val == 0 ? MOD - 1 : val - 1;
        return *this;
    }

    mod_int operator++(int32_t) { mod_int before = *this; ++*this; return before; }
    mod_int operator--(int32_t) { mod_int before = *this; --*this; return before; }

    mod_int operator-() const {
        return val == 0 ? 0 : MOD - val;
    }

    bool operator==(const mod_int &other) const { return val == other.val; }
    bool operator!=(const mod_int &other) const { return val != other.val; }

    mod_int inv() const {
        return mod_inv(val);
    }

    mod_int pow(long long p) const {
        assert(p >= 0);
        mod_int a = *this, result = 1;

        while (p > 0) {
            if (p & 1)
                result *= a;

            a *= a;
            p >>= 1;
        }

        return result;
    }

    friend ostream& operator<<(ostream &stream, const mod_int &m) {
        return stream << m.val;
    }
    friend istream& operator >> (istream &stream, mod_int &m) {
        return stream>>m.val;
    }
};

mod_int ten=10;
struct node{
    mod_int a=0;
    int r=0;
    mod_int c=0;
    void merge(node &n1,node &n2){
           r=n1.r+n2.r;
           a=n1.a*ten.pow(n2.r)+n2.a;
    }
};
struct update{
  mod_int val=0;
  void combine(update &par,int tl,int tr){
      	val=par.val;
  }
  void apply(node &node){
      	node.a=val*node.c;
      	val=0;
  }
};
template<typename node,typename update>
struct segtree{
  node t[4*N];
  bool lazy[4*N];
  update zaker[4*N];
  int tl[4*N];
  int tr[4*N];
  node nul;
  inline void pushdown(int v){
     if(lazy[v]){
       apply(zaker[v],v);
       lazy[v]=0;
       zaker[v].apply(t[v]);
     }
  }
  inline void apply(update &u,int v){
      if(tl[v]!=tr[v]){
          lazy[2*v]=lazy[2*v+1]=1;
          zaker[2*v].combine(u,tl[2*v],tr[2*v]);
          zaker[2*v+1].combine(u,tl[2*v+1],tr[2*v+1]);
      }
  }
  void build(int v,int start,int end){
      tl[v]=start;
      tr[v]=end;
      t[v].c=(ten.pow(end-start+1)-1);
      t[v].c=t[v].c/(ten-1);
      if(start==end){
      	 t[v].r=1;
      }
      else{
          int m=(start+end)/2;
          build(2*v,start,m);
          build(2*v+1,m+1,end);
          t[v].merge(t[2*v],t[2*v+1]);
     }
  }
  void zeno(int v,int l,int r,update val){
      pushdown(v);
      if(tr[v]<l || tl[v]>r)return;
      if(l<=tl[v] && tr[v]<=r){
            t[v].a=t[v].c*val.val;
            apply(val,v);
            return;
      }
      zeno(2*v,l,r,val);
      zeno(2*v+1,l,r,val);
      t[v].merge(t[2*v],t[2*v+1]);
  }
  node query(int v,int l,int r){
      if(tr[v]<l || tl[v]>r)return nul;
      pushdown(v);
      if(l<=tl[v] && tr[v]<=r){
         return t[v];
      }
      node a=query(2*v,l,r);
      node b=query(2*v+1,l,r);
      node ans;
      ans.merge(a,b);
      return ans;
  }
public:
  node query(int l,int r){
      return query(1,l,r);
  }
  void upd(int l,int r,update val){
      return zeno(1,l,r,val);
  }
};

segtree<node,update>seg;
int solve(){
 	int n,q;cin>>n>>q;
 	update upd;
 	upd.val=1;
 	seg.build(1,1,n);
 	seg.upd(1,n,upd);
 	rep3(q){
 		int l,r,d;cin>>l>>r>>d;
 		upd.val=d;
 		seg.upd(l,r,upd);
 		cout<<seg.t[1].a<<endl;
 	}
 return 0;
}
signed main(){
    ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
    //freopen("input.txt", "r", stdin);
    //freopen("output.txt", "w", stdout);
    #ifdef SIEVE
    sieve();
    #endif
    #ifdef NCR
    init();
    #endif
    int t=1;//cin>>t;
    while(t--){
        solve();
    }
    return 0;
}


Measured memory_bytes: 37268