Submission #790602

#	Time	Username	Problem	Language	Result	Execution time	Memory
790602		JakobZorz	Cloud Computing (CEOI18_clo)	C++14	100 / 100	2568 ms	8284 KiB

clo

#include <iostream>
#include <vector>
#include <queue>
#include <algorithm>
#include <set>
#include <stack>
#include <limits.h>
#include <math.h>
#include <iomanip>
#include <bitset>
#include <unordered_map>
#include <unordered_set>
#include <map>
#include <cstring>
#include <sstream>
 
#pragma GCC target("popcnt")
 
typedef long long ll;
typedef long double ld;
using namespace std;
const int MOD=1e9+7;
typedef pair<ll,ll>point;
//#define x first
//#define y second
 
struct E{
    int cores;
    int hz;
    int money;
};

int n,m;
E computers[2000];
E people[2000];

bool cmp(E&a,E&b){
    return a.hz>b.hz;
}

ll dp1[3000][200];
ll dp2[3000][200];
 
int main(){
    ios::sync_with_stdio(false);
    cout.tie(NULL);
    cin.tie(NULL);
    
    //freopen("speeding.in","r",stdin);
    //freopen("speeding.out","w",stdout);
    
    cin>>n;
    for(int i=0;i<n;i++)
        cin>>computers[i].cores>>computers[i].hz>>computers[i].money;
    cin>>m;
    for(int i=0;i<m;i++)
        cin>>people[i].cores>>people[i].hz>>people[i].money;
    
    sort(computers,computers+n,cmp);
    sort(people,people+m,cmp);
    
    for(int p=m-1;p>=0;p--){
        for(int cores=0;cores<99;cores++){
            ll res=dp2[p+1][cores];
            if(people[p].cores<=cores)
                res=max(res,dp2[p+1][cores-people[p].cores]+people[p].money);
            
            dp2[p][cores]=res;
        }
    }
    
    for(int c=n-1;c>=0;c--){
        for(int p=m-1;p>=0;p--){
            for(int cores=0;cores<200;cores++){
                ll res=0;
                
                res=max(res,dp2[p][cores]);
                res=max(res,dp1[p+1][cores]);
                if(people[p].cores<=cores)
                    res=max(res,dp1[p+1][cores-people[p].cores]+people[p].money);
                
                if(computers[c].hz>=people[p].hz&&cores+computers[c].cores<200)
                    res=max(res,dp2[p][cores+computers[c].cores]-computers[c].money);
                
                dp1[p][cores]=res;
            }
        }
        memcpy(dp2,dp1,sizeof(dp1));
    }
    
    cout<<dp1[0][0]<<"\n";
    
    return 0;
}

/*
 
4
4 2200 700
2 1800 10
20 2550 9999
4 2000 750
3
1 1500 300
6 1900 1500
3 2400 4550
 
 */

• Subtask 1: 18 / 18
• Subtask 2: 18 / 18
• Subtask 3: 18 / 18
• Subtask 4: 18 / 18
• Subtask 5: 18 / 18
• Subtask 6: 10 / 10