#include<bits/stdc++.h>
using namespace std;

typedef long long ll;
typedef pair<int,int> P;

#define p_ary(ary,a,b) do { cout << "["; for (int count = (a);count < (b);++count) cout << ary[count] << ((b)-1 == count ? "" : ", "); cout << "]\n"; } while(0)
#define p_map(map,it) do {cout << "{";for (auto (it) = map.begin();;++(it)) {if ((it) == map.end()) {cout << "}\n";break;}else cout << "" << (it)->first << "=>" << (it)->second << ", ";}}while(0)

template<typename T1,typename T2>ostream& operator<<(ostream& os,const pair<T1,T2>& a) {os << "(" << a.first << ", " << a.second << ")";return os;}

const char newl = '\n';

// const ll mod = 1000000007;
const ll mod = 998244353;

const int MAX_N = 20;
ll fact[MAX_N],fact_inv[MAX_N],inv[MAX_N];

ll power[200010];

ll pow_mod(ll a,ll b) {
    ll ret;
    if (b < 0) ret = pow_mod(a,mod+b-1);
    else if (b == 0) ret = 1;
    else if (b == 1) ret = a;
    else {
        ll c = pow_mod(a,b/2);
        if (b%2) ret = (c*c)%mod*a%mod;
        else ret = c*c%mod;
    }
    return ret;
}

void init(int x) {
    fact[0] = 1;fact[1] = 1;
    for (int i = 2;i <= x;++i) fact[i] = fact[i-1]*i%mod;
    fact_inv[x] = pow_mod(fact[x],-1);
    for (int i = x;i > 0;--i) fact_inv[i-1] = fact_inv[i]*i%mod;
    for (int i = 1;i <= x;++i) inv[i] = fact_inv[i]*fact[i-1]%mod;
}

struct LazySegmentTree {
private:
    int n;
    vector<ll> node,lazy;
    vector<bool> upd;
public:
    LazySegmentTree(vector<ll> v) {
        int sz = v.size();
        n = 1;
        while (n < sz) n *= 2;
        node.resize(2*n-1);
        lazy.resize(2*n-1,0);
        upd.resize(2*n-1,false);
        for (int i = 0;i < sz;++i) node[i+n-1] = v[i];
        for (int i = n-2;i >= 0;--i) node[i] = (node[i*2+1]+node[i*2+2])%mod;
    }

    void eval(int k,int l,int r) {
        if (upd[k]) {
            node[k] = lazy[k]*(power[r]-power[l])%mod*inv[9]%mod;
            if (r-l > 1) {
                lazy[2*k+1] = lazy[2*k+2] = lazy[k];
                upd[2*k+1] = upd[2*k+2] = true;
            }
            lazy[k] = 0;
            upd[k] = false;
        }
    }

    void update(int a,int b,ll x,int k = 0,int l = 0,int r = -1) {
        if (r < 0) r = n;
        eval(k,l,r);
        if (b <= l || r <= a) return;
        if (a <= l && r <= b) {
            lazy[k] = x;
            upd[k] = true;
            eval(k,l,r);
        } else {
            update(a,b,x,2*k+1,l,(l+r)/2);
            update(a,b,x,2*k+2,(l+r)/2,r);
            node[k] = (node[2*k+1]+node[2*k+2])%mod;
        }
    }

    ll getsum(int a,int b,int k = 0,int l = 0,int r = -1) {
        if (r < 0) r = n;
        if (b <= l || r <= a) return 0;
        eval(k,l,r);
        if (a <= l && r <= b) return node[k];
        ll vl = getsum(a,b,k*2+1,l,(l+r)/2);
        ll vr = getsum(a,b,2*k+2,(l+r)/2,r);
        return (vl+vr)%mod;
    }
};

int main() {
    init(10);
    int n,q;
    cin >> n >> q;
    power[0] = 1;
    for (int i = 0;i < n;++i) power[i+1] = power[i]*10%mod;
    vector<ll> a(n);
    for (int i = 0;i < n;++i) a[i] = power[i];
    LazySegmentTree seg(a);
    while (q--) {
        int l,r,d;
        scanf("%d%d%d",&l,&r,&d);
        l--;
        seg.update(n-r,n-l,d);
        cout << (seg.getsum(0,n)+mod)%mod << newl;
        // for (int i = 0;i < n;++i) cout << seg.getsum(i,i+1) << " ";
        // cout << newl;
    }
}

Measured memory_bytes: 16192