#include #define debug(x) cerr << #x << ": " << x << '\n' #define debugArray(x,n) for(long long hoge = 0; (hoge) < (n); ++ (hoge)) cerr << #x << "[" << hoge << "]: " << x[hoge] << '\n' using namespace std; typedef long long ll; typedef unsigned long long ull; typedef tuple Pll; typedef vector vll; const ll INF = LLONG_MAX/10; const ll MOD = 1000000000000000009; template class LazySegmentTree{ private: using T=typename M::T; using E=typename M::E; int n,height; vector dat; vector laz; inline T reflect(int k){ return laz[k]==M::ei()?dat[k]:M::g(dat[k],laz[k]); } inline void eval(int k){ if(laz[k]==M::ei()) return; laz[(k<<1)|0]=M::h(laz[(k<<1)|0],laz[k]); laz[(k<<1)|1]=M::h(laz[(k<<1)|1],laz[k]); dat[k]=reflect(k); laz[k]=M::ei(); } inline void thrust(int k){ for(int i=height;i;i--) eval(k>>i); } inline void recalc(int k){ while(k>>=1) dat[k]=M::f(reflect((k<<1)|0),reflect((k<<1)|1)); } public: LazySegmentTree(){} LazySegmentTree(int n_){init(n_);} LazySegmentTree(const vector &v){build(v);} void init(int n_){ n=1;height=0; while(n &v){ int n_=v.size(); init(n_); for(int i=0;i>=1,r>>=1){ if(l&1) laz[l]=M::h(laz[l],x),l++; if(r&1) --r,laz[r]=M::h(laz[r],x); } recalc(a); recalc(b); } void set_val(int a,T x){ thrust(a+=n); dat[a]=x;laz[a]=M::ei(); recalc(a); } T query(int a,int b){ thrust(a+=n); thrust(b+=n-1); T vl=M::ti(),vr=M::ti(); for(int l=a,r=b+1;l>=1,r>>=1) { if(l&1) vl=M::f(vl,reflect(l++)); if(r&1) vr=M::f(reflect(--r),vr); } return M::f(vl,vr); } T operator[](const int k){return query(k,k+1);} }; struct RuaqRsumq { struct T{ ll val,size; T(){} T(ll v, ll s = 1) : val(v), size(s) {} }; struct E{ ll val; bool clear; E(ll v,bool c=false):val(v),clear(c){} bool operator==(const E& r){ return val==r.val&&clear==r.clear; } }; static T ti() { return T(0,0); } static E ei() { return E(0); } static T f(const T& l, const T& r) { return T((l.val+r.val)%MOD, (l.size+r.size)%MOD); } static T g(const T& l, const E& r) { return T((!r.clear*l.val+l.size * r.val%MOD)%MOD, l.size); } static E h(const E& l, const E& r) { return r.clear? r:E(l.val+r.val,l.clear); } }; int main(){ cin.tie(0); ios::sync_with_stdio(false); //debug(MOD); ll N;cin>>N; ll Q;cin>>Q; vector> query(Q); vll v; v.push_back(0); for(ll q=0;q>x>>l>>r; query[q]=make_tuple(x,l,r+1); v.push_back(l); v.push_back(r+1); } v.push_back(N); sort(v.begin(),v.end()); v.erase(unique(v.begin(),v.end()),v.end()); map mp; vectorA(v.size()); for(ll i=0;i<(ll)v.size();i++){ mp[v[i]]=i; A[i] = {0,i+1<(ll)v.size()?v[i+1]-v[i]:1}; } vector > seg(5,LazySegmentTree(A)); vector score(5,0); for(ll q=0;q