Submission #522610

#	Time	Username	Problem	Language	Result	Execution time	Memory
522610		blue	Two Dishes (JOI19_dishes)	C++17	0 / 100	361 ms	1048580 KiB

dishes

#include <iostream>
#include <algorithm>
#include <set>
#include <map>
#include <vector>
using namespace std;

#define sz(x) int(x.size())
using vi = vector<int>;
using vvi = vector<vi>;
using ll = long long;
using vll = vector<ll>;
using vvll = vector<vll>;

const int mx = 1'000'000;
const ll INF = 1'000'000'000'000'000'000LL;

int N, M;
vi A(1+mx), S(1+mx), P(1+mx);
vi B(1+mx), Q(1+mx), T(1+mx);

vll Asum(1+mx, 0);
vll Bsum(1+mx, 0);




struct delta
{
	int p;
	ll v;
};

bool operator < (delta A, delta B)
{
	if(A.p == B.p) return A.v < B.v;
	return A.p < B.p;
}




int main()
{
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);

	int N, M;
	cin >> N >> M;

	for(int i = 1; i <= N; i++)
	{
		cin >> A[i] >> S[i] >> P[i];
		Asum[i] = Asum[i-1] + A[i];
	}

	for(int j = 1; j <= M; j++)
	{
		cin >> B[j] >> T[j] >> Q[j];
		Bsum[j] = Bsum[j-1] + B[j];
	}



	vvll DP(1+N, vll(1+M, -INF));
	DP[0][0] = 0;

	for(int i = 0; i <= N; i++)
	{
		for(int j = 0; j <= M; j++)
		{
			if(i != 0)
			{
				DP[i][j] = max(DP[i][j], DP[i-1][j] + (Asum[i] + Bsum[j] <= S[i] ? P[i] : 0));
			}
			if(j != 0)
			{
				DP[i][j] = max(DP[i][j], DP[i][j-1] + (Asum[i] + Bsum[j] <= T[j] ? Q[j] : 0));
			}
		}
	}

	cout << DP[N][M] << '\n';
}

• Subtask 1: 0 / 5
• Subtask 2: 0 / 3
• Subtask 3: 0 / 7
• Subtask 4: 0 / 39
• Subtask 5: 0 / 11
• Subtask 6: 0 / 9
• Subtask 7: 0 / 17
• Subtask 8: 0 / 9