Submission #259444

#	Time	Username	Problem	Language	Result	Execution time	Memory
259444		dorijanlendvaj	Two Dishes (JOI19_dishes)	C++14	100 / 100	3668 ms	239252 KiB

dishes

//DUEL
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#define x first
#define y second
#define pii pair<int,int>
#define pb push_back
#define eb emplace_back
#pragma GCC optimize("unroll-loops")
#define shandom_ruffle(a, b) shuffle(a, b, rng)
#define vi vector<int>
#define vl vector<ll>
#define popcnt __builtin_popcount
#define popcntll __builtin_popcountll
#define all(a) begin(a),end(a)

using namespace std;
using namespace __gnu_pbds;

using ll=long long;
using ull=unsigned long long;
using ld=long double;
int MOD=1000000007;
int MOD2=998244353;
vector<int> bases;
const ll LLINF=1ll<<60;
const char en='\n';

mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
void yes() {cout<<"YES"<<en; exit(0);}
void no() {cout<<"NO"<<en; exit(0);}
inline int rund() {int x576363482791fuweh=rng();return abs(x576363482791fuweh)%RAND_MAX;}
template<class T>
void prVec(vector<T> w,bool fl=false)
{
	cout<<w.size()<<en;
	for (int i=0;i<int(w.size())-1;++i) cout<<w[i]<<' ';
	if (w.size()) cout<<w[w.size()-1]<<en;
	if (fl) cout<<flush;
}

void M998()
{
	swap(MOD,MOD2);
}

ll raand()
{
	ll a=rund();
	a*=RAND_MAX;
	a+=rund();
    return a;
}

#define rand raand

ll raaand()
{
	return raand()*(MOD-7)+raand();
}

void compress(vi&v)
{
	set<int> s;
	for (auto a: v) s.insert(a);
	vi o(all(s));
	for (auto&a: v) a=lower_bound(all(o),a)-o.begin();
}

void compress(vl&v)
{
	set<ll> s;
	for (auto a: v) s.insert(a);
	vl o(all(s));
	for (auto&a: v) a=lower_bound(all(o),a)-o.begin();
}

string to_upper(string a)
{
	for (int i=0;i<(int)a.size();++i) if (a[i]>='a' && a[i]<='z') a[i]-='a'-'A';
	return a;
}

string to_lower(string a)
{
	for (int i=0;i<(int)a.size();++i) if (a[i]>='A' && a[i]<='Z') a[i]+='a'-'A';
	return a;
}

ll sti(string a,int base=10)
{
	ll k=0;
	for (int i=0;i<(int)a.size();++i)
	{
		k*=base;
		k+=a[i]-'0';
	}
	return k;
}

template<class T>
void eras(vector<T>& a,T b)
{
	a.erase(find(a.begin(),a.end(),b));
}

string its(ll k,int base=10)
{
	if (k==0) return "0";
	string a;
	while (k)
	{
		a.push_back((k%base)+'0');
		k/=base;
	}
	reverse(a.begin(),a.end());
	return a;
}

ll min(ll a,int b)
{
	if (a<b) return a;
	return b;
}

ll min(int a,ll b)
{
	if (a<b) return a;
	return b;
}

ll max(ll a,int b)
{
	if (a>b) return a;
	return b;
}

ll max(int a,ll b)
{
	if (a>b) return a;
	return b;
}

ll gcd(ll a,ll b)
{
	if (b==0) return a;
	return gcd(b,a%b);
}

ll lcm(ll a,ll b)
{
	return a/gcd(a,b)*b;
}

template<class T,class K>
pair<T,K> mp(T a,K b)
{
	return make_pair(a,b);
}

inline int mult(ll a,ll b)
{
	return (a*b)%MOD;
}

inline int pot(int n,int k)
{
	if (k==0) return 1;
	ll a=pot(n,k/2);
	a=mult(a,a);
	if (k%2) return mult(a,n);
	else return a;
}

int divide(int a,int b)
{
	return mult(a,pot(b,MOD-2));
}

inline int sub(int a,int b)
{
	if (a-b>=0) return a-b;
	return a-b+MOD;
}

inline int add(int a,int b)
{
	if (a+b>=MOD) return a+b-MOD;
	return a+b;
}

bool prime(ll a)
{
	if (a==1) return 0;
	for (int i=2;i<=round(sqrt(a));++i)
	{
		if (a%i==0) return 0;
	}
	return 1;
}

const int N=1000010;
int t,n,m;
ll re;
ll ti1[N],req1[N],rew1[N];
ll ti2[N],req2[N],rew2[N];
vector<pair<int,ll>> v[N];
map<ll,ll> mare;

int main()
{
	ios_base::sync_with_stdio(false);
	cin.tie(0);
	for (int i=0;i<10;++i) bases.push_back(rand()%(MOD-13893829*2)[phone]);
	cin>>n>>m;
	for (int i=1;i<=n;++i) cin>>ti1[i]>>req1[i]>>rew1[i],ti1[i]+=ti1[i-1];
	for (int i=1;i<=m;++i) cin>>ti2[i]>>req2[i]>>rew2[i],ti2[i]+=ti2[i-1];
	for (int i=1;i<=n;++i)
	{
		if (req1[i]<ti1[i]) continue;
		int ind=upper_bound(ti2,ti2+m+1,req1[i]-ti1[i])-ti2;
		if (ind==m+1) re+=rew1[i];
		else v[ind].eb(i,rew1[i]);
	}
	for (int i=1;i<=m;++i)
	{
		if (req2[i]<ti2[i]) continue;
		int ind=upper_bound(ti1,ti1+n+1,req2[i]-ti2[i])-ti1;
		re+=rew2[i];
		if (ind!=n+1) v[i].eb(ind,-rew2[i]);
	}
	//cout<<re<<en;
	mare[MOD]=LLINF;
	for (int i=1;i<=m;++i)
	{
		sort(all(v[i]));
		//ll ma=0,cur=0;
		for (auto a: v[i])
		{
			mare[a.x]+=a.y;
			//ma=max(ma,cur);
			//cout<<a.x<<' '<<a.y<<' '<<cur<<' '<<ma<<en;
			//cout<<a.x<<' '<<a.y<<en;
		}
		set<int> z;
		for (auto a: v[i]) z.insert(a.x);
		while (z.size())
		{
			int ind=*z.begin();
			z.erase(z.begin());
			if (mare[ind]>0) continue;
			auto it=mare.upper_bound(ind);
			it->y+=mare[ind];
			z.insert(it->x);
			mare.erase(ind);
		}
		/*cout<<en;
		for (auto a: mare) cout<<a.x<<' '<<a.y<<en;
		cout<<en<<en;*/
		//cout<<en;
		//re+=ma;
	}
	for (auto a: mare) re+=a.y;
	cout<<re-mare[MOD]<<en;
}

• Subtask 1: 5 / 5
• Subtask 2: 3 / 3
• Subtask 3: 7 / 7
• Subtask 4: 39 / 39
• Subtask 5: 11 / 11
• Subtask 6: 9 / 9
• Subtask 7: 17 / 17
• Subtask 8: 9 / 9