oj.uz

Submission #535706

# Submission time Handle Problem Language Result Execution time Memory
535706 2022-03-11T01:43:51 Z sam571128 Collecting Stamps 3 (JOI20_ho_t3) C++17
5 / 100
 371 ms 346904 KB 
#include <bits/stdc++.h>

#define int long long
#define fastio ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);

using namespace std;

const int N = 13, T = 205;
int dp[1<<N][N][T], x[N], t[N], ans = 0;

signed main(){
    fastio
    int n,l;
    cin >> n >> l;

    for(int i = 0;i < n;i++){
        cin >> x[i];
    }

    for(int i = 0;i < n;i++){
        cin >> t[i];
    }

    for(int mask = 0; mask < (1<<n); mask++){
        for(int i = 0;i < n;i++){
            for(int tt = 0; tt < T;tt++){
                dp[mask][i][tt] = -1e18;
            }
        }
    }

    for(int i = 0;i < n;i++){
        int tmp = min(x[i],(0-x[i]+l)%l);
        dp[(1<<i)][i][tmp] = (tmp <= t[i]);
        ans = max(ans,dp[(1<<i)][i][tmp]);
    }

    for(int mask = 0;mask < (1<<n);mask++){
        for(int i = 0;i < n;i++){
            if(mask&(1<<i)){
                for(int j = 0;j < n;j++){
                    if(!(mask&(1<<j))){
                        for(int tt = 0; tt < T; tt++){
                            int tmp = min((x[j]-x[i]+l)%l,(x[i]-x[j]+l)%l);
                            if(tt+tmp < T){
                                dp[mask^(1<<j)][j][tt+tmp] = max(dp[mask^(1<<j)][j][tt+tmp],dp[mask][i][tt]+(tt+tmp <= t[j]));
                                ans = max(dp[mask^(1<<j)][j][tt+tmp],ans);
                            }
                        }
                    }
                }
            }
        }
    }

    cout << ans << "\n";
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 596 KB Output is correct
2 Correct 1 ms 596 KB Output is correct
3 Correct 9 ms 9764 KB Output is correct
4 Correct 2 ms 1108 KB Output is correct
5 Correct 2 ms 2260 KB Output is correct
6 Correct 102 ms 85768 KB Output is correct
7 Correct 3 ms 4564 KB Output is correct
8 Correct 19 ms 20820 KB Output is correct
9 Correct 94 ms 85656 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 91 ms 85756 KB Output is correct
13 Correct 91 ms 85828 KB Output is correct
14 Correct 2 ms 2260 KB Output is correct
15 Correct 5 ms 4564 KB Output is correct
16 Correct 104 ms 85752 KB Output is correct
17 Correct 100 ms 85748 KB Output is correct

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 596 KB Output is correct
2 Correct 1 ms 596 KB Output is correct
3 Correct 9 ms 9764 KB Output is correct
4 Correct 2 ms 1108 KB Output is correct
5 Correct 2 ms 2260 KB Output is correct
6 Correct 102 ms 85768 KB Output is correct
7 Correct 3 ms 4564 KB Output is correct
8 Correct 19 ms 20820 KB Output is correct
9 Correct 94 ms 85656 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 91 ms 85756 KB Output is correct
13 Correct 91 ms 85828 KB Output is correct
14 Correct 2 ms 2260 KB Output is correct
15 Correct 5 ms 4564 KB Output is correct
16 Correct 104 ms 85752 KB Output is correct
17 Correct 100 ms 85748 KB Output is correct
18 Runtime error 359 ms 346904 KB Execution killed with signal 11
19 Halted 0 ms 0 KB -

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 596 KB Output is correct
2 Correct 1 ms 596 KB Output is correct
3 Correct 9 ms 9764 KB Output is correct
4 Correct 2 ms 1108 KB Output is correct
5 Correct 2 ms 2260 KB Output is correct
6 Correct 102 ms 85768 KB Output is correct
7 Correct 3 ms 4564 KB Output is correct
8 Correct 19 ms 20820 KB Output is correct
9 Correct 94 ms 85656 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 91 ms 85756 KB Output is correct
13 Correct 91 ms 85828 KB Output is correct
14 Correct 2 ms 2260 KB Output is correct
15 Correct 5 ms 4564 KB Output is correct
16 Correct 104 ms 85752 KB Output is correct
17 Correct 100 ms 85748 KB Output is correct
18 Runtime error 371 ms 346828 KB Execution killed with signal 11
19 Halted 0 ms 0 KB -

Subtask #4
0 / 75.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 596 KB Output is correct
2 Correct 1 ms 596 KB Output is correct
3 Correct 9 ms 9764 KB Output is correct
4 Correct 2 ms 1108 KB Output is correct
5 Correct 2 ms 2260 KB Output is correct
6 Correct 102 ms 85768 KB Output is correct
7 Correct 3 ms 4564 KB Output is correct
8 Correct 19 ms 20820 KB Output is correct
9 Correct 94 ms 85656 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 91 ms 85756 KB Output is correct
13 Correct 91 ms 85828 KB Output is correct
14 Correct 2 ms 2260 KB Output is correct
15 Correct 5 ms 4564 KB Output is correct
16 Correct 104 ms 85752 KB Output is correct
17 Correct 100 ms 85748 KB Output is correct
18 Runtime error 359 ms 346904 KB Execution killed with signal 11
19 Halted 0 ms 0 KB -