Submission #523578

#TimeUsernameProblemLanguageResultExecution timeMemory
523578DeepessonCloud Computing (CEOI18_clo)C++17
54 / 100
1306 ms262148 KiB
#include <bits/stdc++.h> #define MAX 2005 typedef std::pair<int,int> pii; typedef std::pair<int,pii> pip; using ll = long long; int ccore[MAX],cquali[MAX]; ll cpreco[MAX]; int pcore[MAX],pquali[MAX]; ll ppreco[MAX]; ll tab[MAX][MAX][51]; bool existe[MAX][MAX][51]; ll inf = (1LL<<60LL); ll dp(int pos1,int pos2,int sobra){ if(pos1==-2){ return 0; } if(pos2<0){ return 0; } if(existe[pos1+2][pos2][sobra])return tab[pos1+2][pos2][sobra]; existe[pos1+2][pos2][sobra]=true; ll qualidade_sobra = pquali[pos1+1]; ll ignora_cliente = dp(pos1,pos2-1,sobra); ll ignora_pc = dp(pos1-1,pos2,sobra); ll compra_pc_e_continua = dp(pos1-1,pos2,std::min(50,sobra+pcore[pos1])) - ppreco[pos1]; ll cliente_com_sobra = -inf; ll cliente_com_atual_e_sobra = -inf; if(qualidade_sobra>=cquali[pos2]&&(sobra>=ccore[pos2])){ /// printf("key %d %d [%d]\n",pos1,pos2,sobra); cliente_com_sobra = dp(pos1,pos2-1,sobra-ccore[pos2]) + cpreco[pos2]; } if(pos1==-1){ return tab[pos1+2][pos2][sobra]=std::max(std::max(ignora_cliente,ignora_pc),std::max(compra_pc_e_continua,cliente_com_sobra)); } ll qualidade_atual = pquali[pos1]; /// std::cout<<"Demanda "<<cquali[pos2]<<" Tem: "<<qualidade_atual<<" "<<pos1<<" "<<pos2<<"\n"; if(qualidade_atual>=cquali[pos2]&&(sobra+pcore[pos1]>=ccore[pos2])){ /// printf("opa %d %d\n",pos1,pos2); cliente_com_atual_e_sobra = dp(pos1-1,pos2-1,std::min(50,pcore[pos1]+sobra-ccore[pos2])) + cpreco[pos2] - ppreco[pos1]; } ll respostas[] = {ignora_cliente,ignora_pc,compra_pc_e_continua,cliente_com_sobra,cliente_com_atual_e_sobra}; int sz = 5; return tab[pos1+2][pos2][sobra]=*std::max_element(respostas,&respostas[sz]); } int main() { std::ios::sync_with_stdio(false); std::cin.tie(0); std::cout.tie(0); int N; std::cin>>N; { std::vector<pip> vec; for(int i=0;i!=N;++i){ int a,b,c; std::cin>>a>>b>>c; vec.push_back({b,{c,a}}); } std::sort(vec.begin(),vec.end()); for(int i=0;i!=N;++i){ ppreco[i]=vec[i].second.first; pcore[i]=vec[i].second.second; pquali[i]=vec[i].first; } } int M; std::cin>>M; { std::vector<pip> vec; for(int i=0;i!=M;++i){ int a,b,c; std::cin>>a>>b>>c; vec.push_back({b,{c,a}}); } std::sort(vec.begin(),vec.end()); for(int i=0;i!=M;++i){ cpreco[i]=vec[i].second.first; ccore[i]=vec[i].second.second; cquali[i]=vec[i].first; } } std::cout<<dp(N-1,M-1,0)<<"\n"; }
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