Submission #489824

#	Time	Username	Problem	Language	Result	Execution time	Memory
489824		JovanB	Cloud Computing (CEOI18_clo)	C++17	100 / 100	526 ms	2044 KiB

clo

#include <bits/stdc++.h>
using namespace std;

typedef long long ll;

struct str{
    ll c, f, v, type;    
} niz[4005];

bool cmp(str a, str b){
    if(a.f < b.f) return 0;
    if(a.f > b.f) return 1;
    return a.type > b.type;
}

ll dp[100005];
ll dpp[100005];

int main() {
    ios_base::sync_with_stdio(false), cin.tie(0);
    cout.precision(10);
    cout << fixed;
    
    int n;
    cin >> n;
    for(int i=1; i<=n; i++){
        cin >> niz[i].c >> niz[i].f >> niz[i].v;
        niz[i].type = 1;
    }
    int m;
    cin >> m;
    for(int i=1; i<=m; i++){
        cin >> niz[i+n].c >> niz[i+n].f >> niz[i+n].v;
        niz[i+n].type = -1;
    }
    sort(niz+1, niz+1+n+m, cmp);
    ll sm = 0, smp = 0;
    for(int i=1; i<=1e5; i++) dpp[i] = -1e15;
    for(int i=1; i<=n+m; i++){
        sm += max(niz[i].type*niz[i].c, 0LL);
        for(int j=0; j<=sm; j++){
            dp[j] = dpp[j];
            if(j-niz[i].type*niz[i].c >= 0LL && j-niz[i].type*niz[i].c <= smp) dp[j] = max(dp[j], dpp[j-niz[i].type*niz[i].c] - niz[i].type*niz[i].v);
        }
        for(int j=0; j<=sm; j++) dpp[j] = dp[j];
        smp = sm;
    }
    ll mx = 0;
    for(int j=0; j<=sm; j++) mx = max(mx, dp[j]);
    cout << mx;
    return 0;
}

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