Submission #759433

#	Time	Username	Problem	Language	Result	Execution time	Memory
759433		Alora	Cloud Computing (CEOI18_clo)	C++17	18 / 100	6 ms	1680 KiB

clo

#include <bits/stdc++.h>
#define name "cownav"
#define fi(i,a,b) for(int i = a; i <= b; i++)
#define fid(i,a,b) for(int i = a; i >= b; i--)
#define ll long long
#define ft first
#define se second
#define pii pair<int, int>
#define getbit(i, j) ((i >> j) & 1)
#define pb push_back
#define maxn 2003
using namespace std;
int n, m;
struct dl{
    int c, f, v;
    bool operator < (const dl &o) const {
        if(f == o.f) return v > o.v;
        return f < o.f;
    }
}a[maxn], b[maxn];
int nc, mc, nv, mv, nf, mf;
ll res, dp[maxn][maxn];
void sub3(){
    sort(a + 1, a + n + 1);
    sort(b + 1, b + m + 1);

    fi(i, 1, n){
        fi(j, 1, m) if(a[i].f >= b[j].f){
            int money = b[j].v - a[i].v;
            if(money <= 0) continue;
            // tinh dp[i][j] tu i - 1 hoac j - 1
            fi(u, 0, i - 1) dp[i][j] = max(dp[i][j], dp[u][j - 1] + money);
          //  fi(u, 0, j - 1) dp[i][j] = max(dp[i][j], dp[i - 1][u] + money);
            // cap nhat len dp[i][u] & dp[u][j];
            fi(u, j + 1, m) dp[i][u] = max(dp[i][u], dp[i][j]);
            //fi(u, i + 1, n) dp[u][i] = max(dp[u][j], dp[i][j]);


        }
    }
    fi(i, 1, n)
        fi(j, 1, m) res = max(res, dp[i][j]);
    cout << res;
    exit(0);
}
signed main(){
	ios_base::sync_with_stdio(0);
	cin.tie(NULL);
 //   freopen(name".in", "r", stdin);
 //   freopen(name".out", "w", stdout);
    cin >> n;
    fi(i, 1, n){
        int c, f, v;
        cin >> c >> f >> v;
        a[i] = {c, f, v};
        nc = max(nc, c);
        nf = max(nf, f);
        nv = max(nv, v);
    }
    cin >> m;
    fi(i, 1, m){
        int c, f, v;
        cin >> c >> f >> v;
        b[i] = {c, f, v};
        mc = max(mc, c);
        mf = max(mf, f);
        mv = max(mv, v);
    }
    if(n <= 250 && m <= 250 && nc == 1 && mc == 1) sub3();
}

• Subtask 1: 0 / 18
• Subtask 2: 0 / 18
• Subtask 3: 18 / 18
• Subtask 4: 0 / 18
• Subtask 5: 0 / 18
• Subtask 6: 0 / 10