oj.uz

Submission #878203

# Submission time Handle Problem Language Result Execution time Memory
878203 2023-11-24T07:14:18 Z alexdd Bootfall (IZhO17_bootfall) C++17
28 / 100
 1000 ms 19288 KB 
#include<bits/stdc++.h>
using namespace std;
int n,tot;
int a[505];
bitset<500005> dp[505];
int variante[500005],cntv;
int newv[500005],cntnew;
signed main()
{
    ios_base::sync_with_stdio(0);cin.tie(0);
    cin>>n;
    for(int i=1;i<=n;i++)
    {
        cin>>a[i];
        tot+=a[i];
    }
    for(int i=1;i<=tot;i++)
        variante[++cntv]=i;
    dp[0][250000]=1;
    for(int i=0;i<=n;i++)
    {
        for(int j=1;j<=n;j++)
        {
            if(i==j)
                dp[j] = dp[j-1];
            else
                dp[j] = ((dp[j-1]<<a[j])|(dp[j-1]>>a[j]));
        }
        if(i==0)
        {
            if(dp[n][250000]==0)
            {
                cntv=0;
                break;
            }
            continue;
        }
        cntnew=0;
        for(int j=1;j<=cntv;j++)
        {
            int x = variante[j];
            if(dp[n][x+250000] || dp[n][-x+250000])
                newv[++cntnew] = x;
            ///difs = -x
            ///difs = x
        }
        cntv=cntnew;
        for(int j=1;j<=cntnew;j++)
            variante[j] = newv[j];
    }
    cout<<cntv<<"\n";
    for(int i=1;i<=cntv;i++)
        cout<<variante[i]<<" ";
    return 0;
}
/**
3
2 2 2
*/

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2648 KB Output is correct
2 Correct 2 ms 4700 KB Output is correct
3 Correct 1 ms 2652 KB Output is correct
4 Correct 1 ms 2904 KB Output is correct
5 Correct 4 ms 4700 KB Output is correct
6 Correct 2 ms 4700 KB Output is correct
7 Correct 2 ms 4700 KB Output is correct
8 Correct 4 ms 4700 KB Output is correct
9 Correct 3 ms 4696 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2648 KB Output is correct
2 Correct 2 ms 4700 KB Output is correct
3 Correct 1 ms 2652 KB Output is correct
4 Correct 1 ms 2904 KB Output is correct
5 Correct 4 ms 4700 KB Output is correct
6 Correct 2 ms 4700 KB Output is correct
7 Correct 2 ms 4700 KB Output is correct
8 Correct 4 ms 4700 KB Output is correct
9 Correct 3 ms 4696 KB Output is correct
10 Correct 20 ms 4700 KB Output is correct
11 Correct 20 ms 4760 KB Output is correct
12 Correct 20 ms 4700 KB Output is correct
13 Correct 16 ms 4696 KB Output is correct
14 Correct 18 ms 4700 KB Output is correct
15 Correct 18 ms 4700 KB Output is correct
16 Correct 20 ms 4700 KB Output is correct
17 Correct 8 ms 4712 KB Output is correct
18 Correct 13 ms 4700 KB Output is correct
19 Correct 15 ms 4752 KB Output is correct
20 Correct 20 ms 4700 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2648 KB Output is correct
2 Correct 2 ms 4700 KB Output is correct
3 Correct 1 ms 2652 KB Output is correct
4 Correct 1 ms 2904 KB Output is correct
5 Correct 4 ms 4700 KB Output is correct
6 Correct 2 ms 4700 KB Output is correct
7 Correct 2 ms 4700 KB Output is correct
8 Correct 4 ms 4700 KB Output is correct
9 Correct 3 ms 4696 KB Output is correct
10 Correct 20 ms 4700 KB Output is correct
11 Correct 20 ms 4760 KB Output is correct
12 Correct 20 ms 4700 KB Output is correct
13 Correct 16 ms 4696 KB Output is correct
14 Correct 18 ms 4700 KB Output is correct
15 Correct 18 ms 4700 KB Output is correct
16 Correct 20 ms 4700 KB Output is correct
17 Correct 8 ms 4712 KB Output is correct
18 Correct 13 ms 4700 KB Output is correct
19 Correct 15 ms 4752 KB Output is correct
20 Correct 20 ms 4700 KB Output is correct
21 Correct 91 ms 6744 KB Output is correct
22 Correct 120 ms 8796 KB Output is correct
23 Correct 61 ms 6996 KB Output is correct
24 Correct 191 ms 8864 KB Output is correct
25 Correct 192 ms 8792 KB Output is correct
26 Correct 214 ms 8904 KB Output is correct
27 Correct 217 ms 8876 KB Output is correct
28 Correct 221 ms 8880 KB Output is correct
29 Correct 217 ms 9044 KB Output is correct
30 Correct 213 ms 8792 KB Output is correct
31 Correct 216 ms 9048 KB Output is correct
32 Correct 237 ms 8872 KB Output is correct
33 Correct 216 ms 8792 KB Output is correct
34 Correct 215 ms 8796 KB Output is correct
35 Correct 225 ms 9044 KB Output is correct
36 Correct 215 ms 8792 KB Output is correct

Subtask #4
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2648 KB Output is correct
2 Correct 2 ms 4700 KB Output is correct
3 Correct 1 ms 2652 KB Output is correct
4 Correct 1 ms 2904 KB Output is correct
5 Correct 4 ms 4700 KB Output is correct
6 Correct 2 ms 4700 KB Output is correct
7 Correct 2 ms 4700 KB Output is correct
8 Correct 4 ms 4700 KB Output is correct
9 Correct 3 ms 4696 KB Output is correct
10 Correct 20 ms 4700 KB Output is correct
11 Correct 20 ms 4760 KB Output is correct
12 Correct 20 ms 4700 KB Output is correct
13 Correct 16 ms 4696 KB Output is correct
14 Correct 18 ms 4700 KB Output is correct
15 Correct 18 ms 4700 KB Output is correct
16 Correct 20 ms 4700 KB Output is correct
17 Correct 8 ms 4712 KB Output is correct
18 Correct 13 ms 4700 KB Output is correct
19 Correct 15 ms 4752 KB Output is correct
20 Correct 20 ms 4700 KB Output is correct
21 Correct 91 ms 6744 KB Output is correct
22 Correct 120 ms 8796 KB Output is correct
23 Correct 61 ms 6996 KB Output is correct
24 Correct 191 ms 8864 KB Output is correct
25 Correct 192 ms 8792 KB Output is correct
26 Correct 214 ms 8904 KB Output is correct
27 Correct 217 ms 8876 KB Output is correct
28 Correct 221 ms 8880 KB Output is correct
29 Correct 217 ms 9044 KB Output is correct
30 Correct 213 ms 8792 KB Output is correct
31 Correct 216 ms 9048 KB Output is correct
32 Correct 237 ms 8872 KB Output is correct
33 Correct 216 ms 8792 KB Output is correct
34 Correct 215 ms 8796 KB Output is correct
35 Correct 225 ms 9044 KB Output is correct
36 Correct 215 ms 8792 KB Output is correct
37 Correct 887 ms 15104 KB Output is correct
38 Correct 882 ms 15104 KB Output is correct
39 Execution timed out 1032 ms 19288 KB Time limit exceeded
40 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2648 KB Output is correct
2 Correct 2 ms 4700 KB Output is correct
3 Correct 1 ms 2652 KB Output is correct
4 Correct 1 ms 2904 KB Output is correct
5 Correct 4 ms 4700 KB Output is correct
6 Correct 2 ms 4700 KB Output is correct
7 Correct 2 ms 4700 KB Output is correct
8 Correct 4 ms 4700 KB Output is correct
9 Correct 3 ms 4696 KB Output is correct
10 Correct 20 ms 4700 KB Output is correct
11 Correct 20 ms 4760 KB Output is correct
12 Correct 20 ms 4700 KB Output is correct
13 Correct 16 ms 4696 KB Output is correct
14 Correct 18 ms 4700 KB Output is correct
15 Correct 18 ms 4700 KB Output is correct
16 Correct 20 ms 4700 KB Output is correct
17 Correct 8 ms 4712 KB Output is correct
18 Correct 13 ms 4700 KB Output is correct
19 Correct 15 ms 4752 KB Output is correct
20 Correct 20 ms 4700 KB Output is correct
21 Correct 91 ms 6744 KB Output is correct
22 Correct 120 ms 8796 KB Output is correct
23 Correct 61 ms 6996 KB Output is correct
24 Correct 191 ms 8864 KB Output is correct
25 Correct 192 ms 8792 KB Output is correct
26 Correct 214 ms 8904 KB Output is correct
27 Correct 217 ms 8876 KB Output is correct
28 Correct 221 ms 8880 KB Output is correct
29 Correct 217 ms 9044 KB Output is correct
30 Correct 213 ms 8792 KB Output is correct
31 Correct 216 ms 9048 KB Output is correct
32 Correct 237 ms 8872 KB Output is correct
33 Correct 216 ms 8792 KB Output is correct
34 Correct 215 ms 8796 KB Output is correct
35 Correct 225 ms 9044 KB Output is correct
36 Correct 215 ms 8792 KB Output is correct
37 Correct 887 ms 15104 KB Output is correct
38 Correct 882 ms 15104 KB Output is correct
39 Execution timed out 1032 ms 19288 KB Time limit exceeded
40 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2648 KB Output is correct
2 Correct 2 ms 4700 KB Output is correct
3 Correct 1 ms 2652 KB Output is correct
4 Correct 1 ms 2904 KB Output is correct
5 Correct 4 ms 4700 KB Output is correct
6 Correct 2 ms 4700 KB Output is correct
7 Correct 2 ms 4700 KB Output is correct
8 Correct 4 ms 4700 KB Output is correct
9 Correct 3 ms 4696 KB Output is correct
10 Correct 20 ms 4700 KB Output is correct
11 Correct 20 ms 4760 KB Output is correct
12 Correct 20 ms 4700 KB Output is correct
13 Correct 16 ms 4696 KB Output is correct
14 Correct 18 ms 4700 KB Output is correct
15 Correct 18 ms 4700 KB Output is correct
16 Correct 20 ms 4700 KB Output is correct
17 Correct 8 ms 4712 KB Output is correct
18 Correct 13 ms 4700 KB Output is correct
19 Correct 15 ms 4752 KB Output is correct
20 Correct 20 ms 4700 KB Output is correct
21 Correct 91 ms 6744 KB Output is correct
22 Correct 120 ms 8796 KB Output is correct
23 Correct 61 ms 6996 KB Output is correct
24 Correct 191 ms 8864 KB Output is correct
25 Correct 192 ms 8792 KB Output is correct
26 Correct 214 ms 8904 KB Output is correct
27 Correct 217 ms 8876 KB Output is correct
28 Correct 221 ms 8880 KB Output is correct
29 Correct 217 ms 9044 KB Output is correct
30 Correct 213 ms 8792 KB Output is correct
31 Correct 216 ms 9048 KB Output is correct
32 Correct 237 ms 8872 KB Output is correct
33 Correct 216 ms 8792 KB Output is correct
34 Correct 215 ms 8796 KB Output is correct
35 Correct 225 ms 9044 KB Output is correct
36 Correct 215 ms 8792 KB Output is correct
37 Correct 887 ms 15104 KB Output is correct
38 Correct 882 ms 15104 KB Output is correct
39 Execution timed out 1032 ms 19288 KB Time limit exceeded
40 Halted 0 ms 0 KB -