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Submission #678390

# Submission time Handle Problem Language Result Execution time Memory
678390 2023-01-05T17:45:56 Z Ahmed57 Bootfall (IZhO17_bootfall) C++17
65 / 100
 1000 ms 3620 KB 
#include <bits/stdc++.h>

using namespace std;
long long dp[2*500*500+1];
long long mod = int(1e9+7);
bitset<2*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 = 2*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 = arr[it];j<=2*sum;j++){
            dp[j]-=dp[j-arr[it]];
            dp[j]%=mod;
            if(dp[j]<0){dp[j]%=mod;dp[j]+=mod;dp[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 = (dp[ne/2]>0);
            if(j<=ne/2)d|=(dp[(ne/2)-j]>0);
            if(d==0)su[j] = 0;
        }
        for(int j = 2*sum;j>=arr[it];j--){
            dp[j]+=dp[j-arr[it]];
            if(dp[j]>=1e18)dp[j]%=mod;
        }
    }
    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 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 264 KB Output is correct
9 Correct 1 ms 340 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 264 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 264 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 4 ms 340 KB Output is correct
22 Correct 4 ms 340 KB Output is correct
23 Correct 2 ms 340 KB Output is correct
24 Correct 8 ms 408 KB Output is correct
25 Correct 14 ms 468 KB Output is correct
26 Correct 15 ms 476 KB Output is correct
27 Correct 14 ms 468 KB Output is correct
28 Correct 15 ms 484 KB Output is correct
29 Correct 15 ms 480 KB Output is correct
30 Correct 11 ms 340 KB Output is correct
31 Correct 14 ms 448 KB Output is correct
32 Correct 9 ms 404 KB Output is correct
33 Correct 16 ms 468 KB Output is correct
34 Correct 16 ms 488 KB Output is correct
35 Correct 17 ms 468 KB Output is correct
36 Correct 8 ms 340 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 264 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 4 ms 340 KB Output is correct
22 Correct 4 ms 340 KB Output is correct
23 Correct 2 ms 340 KB Output is correct
24 Correct 8 ms 408 KB Output is correct
25 Correct 14 ms 468 KB Output is correct
26 Correct 15 ms 476 KB Output is correct
27 Correct 14 ms 468 KB Output is correct
28 Correct 15 ms 484 KB Output is correct
29 Correct 15 ms 480 KB Output is correct
30 Correct 11 ms 340 KB Output is correct
31 Correct 14 ms 448 KB Output is correct
32 Correct 9 ms 404 KB Output is correct
33 Correct 16 ms 468 KB Output is correct
34 Correct 16 ms 488 KB Output is correct
35 Correct 17 ms 468 KB Output is correct
36 Correct 8 ms 340 KB Output is correct
37 Correct 66 ms 620 KB Output is correct
38 Correct 68 ms 620 KB Output is correct
39 Correct 231 ms 1280 KB Output is correct
40 Correct 150 ms 824 KB Output is correct
41 Correct 274 ms 1364 KB Output is correct
42 Correct 137 ms 784 KB Output is correct
43 Correct 226 ms 1312 KB Output is correct
44 Correct 238 ms 1328 KB Output is correct
45 Correct 239 ms 1332 KB Output is correct
46 Correct 148 ms 724 KB Output is correct
47 Correct 141 ms 844 KB Output is correct
48 Correct 242 ms 1280 KB Output is correct
49 Correct 239 ms 1284 KB Output is correct
50 Correct 140 ms 844 KB Output is correct
51 Correct 27 ms 724 KB Output is correct
52 Correct 320 ms 1548 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 264 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 4 ms 340 KB Output is correct
22 Correct 4 ms 340 KB Output is correct
23 Correct 2 ms 340 KB Output is correct
24 Correct 8 ms 408 KB Output is correct
25 Correct 14 ms 468 KB Output is correct
26 Correct 15 ms 476 KB Output is correct
27 Correct 14 ms 468 KB Output is correct
28 Correct 15 ms 484 KB Output is correct
29 Correct 15 ms 480 KB Output is correct
30 Correct 11 ms 340 KB Output is correct
31 Correct 14 ms 448 KB Output is correct
32 Correct 9 ms 404 KB Output is correct
33 Correct 16 ms 468 KB Output is correct
34 Correct 16 ms 488 KB Output is correct
35 Correct 17 ms 468 KB Output is correct
36 Correct 8 ms 340 KB Output is correct
37 Correct 66 ms 620 KB Output is correct
38 Correct 68 ms 620 KB Output is correct
39 Correct 231 ms 1280 KB Output is correct
40 Correct 150 ms 824 KB Output is correct
41 Correct 274 ms 1364 KB Output is correct
42 Correct 137 ms 784 KB Output is correct
43 Correct 226 ms 1312 KB Output is correct
44 Correct 238 ms 1328 KB Output is correct
45 Correct 239 ms 1332 KB Output is correct
46 Correct 148 ms 724 KB Output is correct
47 Correct 141 ms 844 KB Output is correct
48 Correct 242 ms 1280 KB Output is correct
49 Correct 239 ms 1284 KB Output is correct
50 Correct 140 ms 844 KB Output is correct
51 Correct 27 ms 724 KB Output is correct
52 Correct 320 ms 1548 KB Output is correct
53 Correct 253 ms 1156 KB Output is correct
54 Correct 345 ms 1316 KB Output is correct
55 Correct 658 ms 2316 KB Output is correct
56 Correct 295 ms 1316 KB Output is correct
57 Correct 695 ms 2396 KB Output is correct
58 Correct 387 ms 1400 KB Output is correct
59 Correct 449 ms 1632 KB Output is correct
60 Correct 76 ms 1276 KB Output is correct
61 Correct 522 ms 1908 KB Output is correct
62 Correct 528 ms 2076 KB Output is correct
63 Correct 579 ms 2200 KB Output is correct
64 Correct 550 ms 2176 KB Output is correct
65 Correct 215 ms 1068 KB Output is correct
66 Correct 236 ms 1144 KB Output is correct

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 264 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 4 ms 340 KB Output is correct
22 Correct 4 ms 340 KB Output is correct
23 Correct 2 ms 340 KB Output is correct
24 Correct 8 ms 408 KB Output is correct
25 Correct 14 ms 468 KB Output is correct
26 Correct 15 ms 476 KB Output is correct
27 Correct 14 ms 468 KB Output is correct
28 Correct 15 ms 484 KB Output is correct
29 Correct 15 ms 480 KB Output is correct
30 Correct 11 ms 340 KB Output is correct
31 Correct 14 ms 448 KB Output is correct
32 Correct 9 ms 404 KB Output is correct
33 Correct 16 ms 468 KB Output is correct
34 Correct 16 ms 488 KB Output is correct
35 Correct 17 ms 468 KB Output is correct
36 Correct 8 ms 340 KB Output is correct
37 Correct 66 ms 620 KB Output is correct
38 Correct 68 ms 620 KB Output is correct
39 Correct 231 ms 1280 KB Output is correct
40 Correct 150 ms 824 KB Output is correct
41 Correct 274 ms 1364 KB Output is correct
42 Correct 137 ms 784 KB Output is correct
43 Correct 226 ms 1312 KB Output is correct
44 Correct 238 ms 1328 KB Output is correct
45 Correct 239 ms 1332 KB Output is correct
46 Correct 148 ms 724 KB Output is correct
47 Correct 141 ms 844 KB Output is correct
48 Correct 242 ms 1280 KB Output is correct
49 Correct 239 ms 1284 KB Output is correct
50 Correct 140 ms 844 KB Output is correct
51 Correct 27 ms 724 KB Output is correct
52 Correct 320 ms 1548 KB Output is correct
53 Correct 253 ms 1156 KB Output is correct
54 Correct 345 ms 1316 KB Output is correct
55 Correct 658 ms 2316 KB Output is correct
56 Correct 295 ms 1316 KB Output is correct
57 Correct 695 ms 2396 KB Output is correct
58 Correct 387 ms 1400 KB Output is correct
59 Correct 449 ms 1632 KB Output is correct
60 Correct 76 ms 1276 KB Output is correct
61 Correct 522 ms 1908 KB Output is correct
62 Correct 528 ms 2076 KB Output is correct
63 Correct 579 ms 2200 KB Output is correct
64 Correct 550 ms 2176 KB Output is correct
65 Correct 215 ms 1068 KB Output is correct
66 Correct 236 ms 1144 KB Output is correct
67 Correct 518 ms 1704 KB Output is correct
68 Correct 173 ms 2132 KB Output is correct
69 Execution timed out 1099 ms 3620 KB Time limit exceeded
70 Halted 0 ms 0 KB -