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Submission #678405

# Submission time Handle Problem Language Result Execution time Memory
678405 2023-01-05T18:06:23 Z Ahmed57 Bootfall (IZhO17_bootfall) C++14
65 / 100
 1000 ms 3628 KB 
#include <bits/stdc++.h>

using namespace std;
long long dp[500*500+1];
long long ee[500*500+1];
long long mod = int(1e9+7);
bitset<500*500+1> su;
int main(){
    ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
    int n;
    cin>>n;
    int arr[n] , sum = 0;
    for(int i = 0;i<n;i++){
        cin>>arr[i];sum+=arr[i];
    }
    dp[0] = 1;
    for(int i = 0;i<n;i++){
        for(int j = sum;j>=arr[i];j--){
            dp[j]+=dp[j-arr[i]];
            if(dp[j]>=1e18)dp[j]%=mod;
        }
    }
    if(sum%2||(!dp[sum/2])){
        cout<<"0";
        return 0;
    }
    for(int i = (arr[0]%2?1:2);i<=sum;i+=2){su[i] = 1;}
    for(int it = 0;it<n;it++){
        for(int j = 0;j<=sum;j++){
            ee[j] = dp[j];
            if(j>=arr[it]){
            ee[j]-=ee[j-arr[it]];
            ee[j]%=mod;
            if(ee[j]<0){ee[j]%=mod;ee[j]+=mod;ee[j]%=mod;}
            }
        }
        for(int j = (arr[0]%2?1:2);j<=sum;j+=2){
            if((sum-arr[it]+j)%2){
                su[j] = 0;
                continue;
            }
            int ne = sum-arr[it]+j;
            int d = 0;
            if(ne/2<=sum)d = (ee[ne/2]>0);
            else break;
            if(j<=ne/2&&(ne/2)-j<=sum)d|=(ee[(ne/2)-j]>0);
            if(d==0)su[j] = 0;
        }
    }
    cout<<su.count()<<"\n";
    for(int i = 1;i<=sum;i++)if(su[i])cout<<i<<" ";
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 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 212 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 340 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 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 212 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 3 ms 340 KB Output is correct
22 Correct 3 ms 340 KB Output is correct
23 Correct 2 ms 340 KB Output is correct
24 Correct 5 ms 412 KB Output is correct
25 Correct 8 ms 468 KB Output is correct
26 Correct 10 ms 488 KB Output is correct
27 Correct 8 ms 476 KB Output is correct
28 Correct 9 ms 468 KB Output is correct
29 Correct 9 ms 484 KB Output is correct
30 Correct 6 ms 424 KB Output is correct
31 Correct 8 ms 468 KB Output is correct
32 Correct 6 ms 340 KB Output is correct
33 Correct 8 ms 492 KB Output is correct
34 Correct 8 ms 492 KB Output is correct
35 Correct 8 ms 488 KB Output is correct
36 Correct 5 ms 340 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 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 212 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 3 ms 340 KB Output is correct
22 Correct 3 ms 340 KB Output is correct
23 Correct 2 ms 340 KB Output is correct
24 Correct 5 ms 412 KB Output is correct
25 Correct 8 ms 468 KB Output is correct
26 Correct 10 ms 488 KB Output is correct
27 Correct 8 ms 476 KB Output is correct
28 Correct 9 ms 468 KB Output is correct
29 Correct 9 ms 484 KB Output is correct
30 Correct 6 ms 424 KB Output is correct
31 Correct 8 ms 468 KB Output is correct
32 Correct 6 ms 340 KB Output is correct
33 Correct 8 ms 492 KB Output is correct
34 Correct 8 ms 492 KB Output is correct
35 Correct 8 ms 488 KB Output is correct
36 Correct 5 ms 340 KB Output is correct
37 Correct 47 ms 636 KB Output is correct
38 Correct 47 ms 624 KB Output is correct
39 Correct 106 ms 1292 KB Output is correct
40 Correct 105 ms 828 KB Output is correct
41 Correct 134 ms 1464 KB Output is correct
42 Correct 91 ms 800 KB Output is correct
43 Correct 161 ms 1252 KB Output is correct
44 Correct 163 ms 1328 KB Output is correct
45 Correct 171 ms 1340 KB Output is correct
46 Correct 80 ms 808 KB Output is correct
47 Correct 104 ms 840 KB Output is correct
48 Correct 174 ms 1280 KB Output is correct
49 Correct 144 ms 1316 KB Output is correct
50 Correct 101 ms 832 KB Output is correct
51 Correct 20 ms 572 KB Output is correct
52 Correct 223 ms 1544 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 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 212 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 3 ms 340 KB Output is correct
22 Correct 3 ms 340 KB Output is correct
23 Correct 2 ms 340 KB Output is correct
24 Correct 5 ms 412 KB Output is correct
25 Correct 8 ms 468 KB Output is correct
26 Correct 10 ms 488 KB Output is correct
27 Correct 8 ms 476 KB Output is correct
28 Correct 9 ms 468 KB Output is correct
29 Correct 9 ms 484 KB Output is correct
30 Correct 6 ms 424 KB Output is correct
31 Correct 8 ms 468 KB Output is correct
32 Correct 6 ms 340 KB Output is correct
33 Correct 8 ms 492 KB Output is correct
34 Correct 8 ms 492 KB Output is correct
35 Correct 8 ms 488 KB Output is correct
36 Correct 5 ms 340 KB Output is correct
37 Correct 47 ms 636 KB Output is correct
38 Correct 47 ms 624 KB Output is correct
39 Correct 106 ms 1292 KB Output is correct
40 Correct 105 ms 828 KB Output is correct
41 Correct 134 ms 1464 KB Output is correct
42 Correct 91 ms 800 KB Output is correct
43 Correct 161 ms 1252 KB Output is correct
44 Correct 163 ms 1328 KB Output is correct
45 Correct 171 ms 1340 KB Output is correct
46 Correct 80 ms 808 KB Output is correct
47 Correct 104 ms 840 KB Output is correct
48 Correct 174 ms 1280 KB Output is correct
49 Correct 144 ms 1316 KB Output is correct
50 Correct 101 ms 832 KB Output is correct
51 Correct 20 ms 572 KB Output is correct
52 Correct 223 ms 1544 KB Output is correct
53 Correct 170 ms 1064 KB Output is correct
54 Correct 250 ms 1316 KB Output is correct
55 Correct 464 ms 2344 KB Output is correct
56 Correct 217 ms 1328 KB Output is correct
57 Correct 498 ms 2412 KB Output is correct
58 Correct 281 ms 1404 KB Output is correct
59 Correct 333 ms 1672 KB Output is correct
60 Correct 57 ms 724 KB Output is correct
61 Correct 368 ms 1920 KB Output is correct
62 Correct 387 ms 2080 KB Output is correct
63 Correct 411 ms 2204 KB Output is correct
64 Correct 390 ms 2252 KB Output is correct
65 Correct 110 ms 1072 KB Output is correct
66 Correct 148 ms 1144 KB Output is correct

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 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 212 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 3 ms 340 KB Output is correct
22 Correct 3 ms 340 KB Output is correct
23 Correct 2 ms 340 KB Output is correct
24 Correct 5 ms 412 KB Output is correct
25 Correct 8 ms 468 KB Output is correct
26 Correct 10 ms 488 KB Output is correct
27 Correct 8 ms 476 KB Output is correct
28 Correct 9 ms 468 KB Output is correct
29 Correct 9 ms 484 KB Output is correct
30 Correct 6 ms 424 KB Output is correct
31 Correct 8 ms 468 KB Output is correct
32 Correct 6 ms 340 KB Output is correct
33 Correct 8 ms 492 KB Output is correct
34 Correct 8 ms 492 KB Output is correct
35 Correct 8 ms 488 KB Output is correct
36 Correct 5 ms 340 KB Output is correct
37 Correct 47 ms 636 KB Output is correct
38 Correct 47 ms 624 KB Output is correct
39 Correct 106 ms 1292 KB Output is correct
40 Correct 105 ms 828 KB Output is correct
41 Correct 134 ms 1464 KB Output is correct
42 Correct 91 ms 800 KB Output is correct
43 Correct 161 ms 1252 KB Output is correct
44 Correct 163 ms 1328 KB Output is correct
45 Correct 171 ms 1340 KB Output is correct
46 Correct 80 ms 808 KB Output is correct
47 Correct 104 ms 840 KB Output is correct
48 Correct 174 ms 1280 KB Output is correct
49 Correct 144 ms 1316 KB Output is correct
50 Correct 101 ms 832 KB Output is correct
51 Correct 20 ms 572 KB Output is correct
52 Correct 223 ms 1544 KB Output is correct
53 Correct 170 ms 1064 KB Output is correct
54 Correct 250 ms 1316 KB Output is correct
55 Correct 464 ms 2344 KB Output is correct
56 Correct 217 ms 1328 KB Output is correct
57 Correct 498 ms 2412 KB Output is correct
58 Correct 281 ms 1404 KB Output is correct
59 Correct 333 ms 1672 KB Output is correct
60 Correct 57 ms 724 KB Output is correct
61 Correct 368 ms 1920 KB Output is correct
62 Correct 387 ms 2080 KB Output is correct
63 Correct 411 ms 2204 KB Output is correct
64 Correct 390 ms 2252 KB Output is correct
65 Correct 110 ms 1072 KB Output is correct
66 Correct 148 ms 1144 KB Output is correct
67 Correct 412 ms 1704 KB Output is correct
68 Correct 121 ms 1236 KB Output is correct
69 Execution timed out 1086 ms 3628 KB Time limit exceeded
70 Halted 0 ms 0 KB -