oj.uz

Submission #579050

# Submission time Handle Problem Language Result Execution time Memory
579050 2022-06-18T10:52:16 Z Lucpp Two Dishes (JOI19_dishes) C++17
15 / 100
 516 ms 32796 KB 
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const ll INF = 1e18;
const int MAX = 2e5;

ll a[2][MAX], t[2][MAX], p[2][MAX];

vector<vector<ll>> dp;
vector<vector<bool>> vis;
ll calc(int i, int j, ll tim){
    if(vis[i][j]) return dp[i][j];
    vis[i][j] = true;
    dp[i][j] = -INF;
    if(i > 0) dp[i][j] = max(dp[i][j], calc(i-1, j, tim-a[0][i-1]) + p[0][i-1]*(tim<=t[0][i-1]));
    if(j > 0) dp[i][j] = max(dp[i][j], calc(i, j-1, tim-a[1][j-1]) + p[1][j-1]*(tim<=t[1][j-1]));
    return dp[i][j];
}

int main(){
    int n, m;
    cin >> n >> m;
    for(int i = 0; i < 2; i++)
        for(int j = 0; j < (i==0?n:m); j++)
            cin >> a[i][j] >> t[i][j] >> p[i][j];
    if(n <= 2000 && m <= 2000){
        dp.assign(n+1, vector<ll>(m+1));
        vis.assign(n+1, vector<bool>(m+1));
        vis[0][0] = true;
        ll tim = 0;
        for(int i = 0; i < n; ++i) tim += a[0][i];
        for(int i = 0; i < m; ++i) tim += a[1][i];
        cout << calc(n, m, tim) << "\n";
    }
    else{
        ll ans = -INF;
        ll points = 0;
        ll tim = 0;
        ll T = t[0][0];
        int i = 0, j = 0;
        for(; i < n; i++){
            if(tim + a[0][i] > T) break;
            tim += a[0][i];
            points += p[0][i];
        }
        for(; i >= 0; i--){
            for(; j < m; j++){
                if(tim + a[1][j] > T) break;
                tim += a[1][j];
                points += p[1][j];
            }
            ans = max(ans, points);
            if(i != 0){
                tim -= a[0][i-1];
                points -= p[0][i-1];
            }
        }
        cout << ans << "\n";
    }
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 473 ms 9700 KB Output is correct
2 Correct 487 ms 9928 KB Output is correct
3 Correct 484 ms 11384 KB Output is correct
4 Correct 485 ms 11144 KB Output is correct
5 Correct 1 ms 304 KB Output is correct
6 Correct 479 ms 22692 KB Output is correct
7 Correct 262 ms 11696 KB Output is correct
8 Correct 251 ms 11924 KB Output is correct
9 Correct 516 ms 23224 KB Output is correct
10 Correct 312 ms 17012 KB Output is correct
11 Correct 354 ms 17360 KB Output is correct

Subtask #2
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 0 ms 340 KB Output is correct
14 Correct 0 ms 340 KB Output is correct
15 Correct 0 ms 340 KB Output is correct
16 Correct 0 ms 340 KB Output is correct

Subtask #3
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 0 ms 340 KB Output is correct
14 Correct 0 ms 340 KB Output is correct
15 Correct 0 ms 340 KB Output is correct
16 Correct 0 ms 340 KB Output is correct
17 Correct 88 ms 32720 KB Output is correct
18 Correct 85 ms 32724 KB Output is correct
19 Correct 89 ms 32732 KB Output is correct
20 Correct 78 ms 30372 KB Output is correct
21 Correct 82 ms 31516 KB Output is correct
22 Correct 85 ms 32796 KB Output is correct
23 Correct 85 ms 32624 KB Output is correct

Subtask #4
0 / 39.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 0 ms 340 KB Output is correct
14 Correct 0 ms 340 KB Output is correct
15 Correct 0 ms 340 KB Output is correct
16 Correct 0 ms 340 KB Output is correct
17 Correct 88 ms 32720 KB Output is correct
18 Correct 85 ms 32724 KB Output is correct
19 Correct 89 ms 32732 KB Output is correct
20 Correct 78 ms 30372 KB Output is correct
21 Correct 82 ms 31516 KB Output is correct
22 Correct 85 ms 32796 KB Output is correct
23 Correct 85 ms 32624 KB Output is correct
24 Incorrect 393 ms 9728 KB Output isn't correct
25 Halted 0 ms 0 KB -

Subtask #5
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 0 ms 340 KB Output is correct
14 Correct 0 ms 340 KB Output is correct
15 Correct 0 ms 340 KB Output is correct
16 Correct 0 ms 340 KB Output is correct
17 Correct 88 ms 32720 KB Output is correct
18 Correct 85 ms 32724 KB Output is correct
19 Correct 89 ms 32732 KB Output is correct
20 Correct 78 ms 30372 KB Output is correct
21 Correct 82 ms 31516 KB Output is correct
22 Correct 85 ms 32796 KB Output is correct
23 Correct 85 ms 32624 KB Output is correct
24 Incorrect 393 ms 9728 KB Output isn't correct
25 Halted 0 ms 0 KB -

Subtask #6
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 0 ms 340 KB Output is correct
14 Correct 0 ms 340 KB Output is correct
15 Correct 0 ms 340 KB Output is correct
16 Correct 0 ms 340 KB Output is correct
17 Correct 88 ms 32720 KB Output is correct
18 Correct 85 ms 32724 KB Output is correct
19 Correct 89 ms 32732 KB Output is correct
20 Correct 78 ms 30372 KB Output is correct
21 Correct 82 ms 31516 KB Output is correct
22 Correct 85 ms 32796 KB Output is correct
23 Correct 85 ms 32624 KB Output is correct
24 Incorrect 393 ms 9728 KB Output isn't correct
25 Halted 0 ms 0 KB -

Subtask #7
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 473 ms 9700 KB Output is correct
2 Correct 487 ms 9928 KB Output is correct
3 Correct 484 ms 11384 KB Output is correct
4 Correct 485 ms 11144 KB Output is correct
5 Correct 1 ms 304 KB Output is correct
6 Correct 479 ms 22692 KB Output is correct
7 Correct 262 ms 11696 KB Output is correct
8 Correct 251 ms 11924 KB Output is correct
9 Correct 516 ms 23224 KB Output is correct
10 Correct 312 ms 17012 KB Output is correct
11 Correct 354 ms 17360 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 0 ms 340 KB Output is correct
14 Correct 0 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 0 ms 340 KB Output is correct
23 Correct 0 ms 340 KB Output is correct
24 Correct 0 ms 340 KB Output is correct
25 Correct 0 ms 340 KB Output is correct
26 Correct 0 ms 340 KB Output is correct
27 Correct 0 ms 340 KB Output is correct
28 Correct 88 ms 32720 KB Output is correct
29 Correct 85 ms 32724 KB Output is correct
30 Correct 89 ms 32732 KB Output is correct
31 Correct 78 ms 30372 KB Output is correct
32 Correct 82 ms 31516 KB Output is correct
33 Correct 85 ms 32796 KB Output is correct
34 Correct 85 ms 32624 KB Output is correct
35 Incorrect 393 ms 9728 KB Output isn't correct
36 Halted 0 ms 0 KB -

Subtask #8
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 473 ms 9700 KB Output is correct
2 Correct 487 ms 9928 KB Output is correct
3 Correct 484 ms 11384 KB Output is correct
4 Correct 485 ms 11144 KB Output is correct
5 Correct 1 ms 304 KB Output is correct
6 Correct 479 ms 22692 KB Output is correct
7 Correct 262 ms 11696 KB Output is correct
8 Correct 251 ms 11924 KB Output is correct
9 Correct 516 ms 23224 KB Output is correct
10 Correct 312 ms 17012 KB Output is correct
11 Correct 354 ms 17360 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 0 ms 340 KB Output is correct
14 Correct 0 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 0 ms 340 KB Output is correct
23 Correct 0 ms 340 KB Output is correct
24 Correct 0 ms 340 KB Output is correct
25 Correct 0 ms 340 KB Output is correct
26 Correct 0 ms 340 KB Output is correct
27 Correct 0 ms 340 KB Output is correct
28 Correct 88 ms 32720 KB Output is correct
29 Correct 85 ms 32724 KB Output is correct
30 Correct 89 ms 32732 KB Output is correct
31 Correct 78 ms 30372 KB Output is correct
32 Correct 82 ms 31516 KB Output is correct
33 Correct 85 ms 32796 KB Output is correct
34 Correct 85 ms 32624 KB Output is correct
35 Incorrect 393 ms 9728 KB Output isn't correct
36 Halted 0 ms 0 KB -