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Submission #91221

# Submission time Handle Problem Language Result Execution time Memory
91221 2018-12-26T15:10:46 Z Vardanyan Bootfall (IZhO17_bootfall) C++14
44 / 100
 313 ms 263168 KB 
#include<bits/stdc++.h>

using namespace std;
const int N = 505;
int dp[N][N*N*3];
int a[N];
int main()
{
    int n;
    scanf("%d",&n);
    int MX = 0;
    int sum = 0;
    for(int i = 1;i<=n;i++){
            scanf("%d",&a[i]);
            MX+=a[i];
            sum+=a[i];
            dp[i][0] = 1;
    }
    sort(a+1,a+1+n);
    dp[0][0] = 1;
        for(int j = 1;j<=n;j++){
            for(int s = 2*MX;s>=0;s--){
                if(dp[0][s]) dp[0][s+a[j]] += dp[0][s];
            }
        }
    for(int i = 1;i<=n;i++){
        for(int s = 2*MX;s>=0;s--) dp[i][s] = dp[0][s];
        for(int s = 0;s<=2*MX;s++) dp[i][s+a[i]] -= dp[i][s];
    }
    //cout<<sum<<endl;
    //cout<<dp[0][sum/2]<<endl;
    if(!dp[0][sum/2]){
        printf("0\n");
        return 0;
    }
    vector<int> ans;
    for(int x = 1;x<=MX;x++){
        sum+=x;
        bool F = true;
        for(int i = 1;i<=n;i++){
            sum-=a[i];
            int need = sum/2;
            sum+=a[i];
            if(dp[i][need-x] && (sum-a[i])%2 == 0) continue;
            F = false;
            break;
        }
        sum-=x;
        if(F) ans.push_back(x);
    }
    printf("%d\n",ans.size());
    for(int i = 0;i<ans.size();i++) printf("%d ",ans[i]);
    printf("\n");
    return 0;
}

Compilation message

bootfall.cpp: In function 'int main()':
bootfall.cpp:51:29: warning: format '%d' expects argument of type 'int', but argument 2 has type 'std::vector<int>::size_type {aka long unsigned int}' [-Wformat=]
     printf("%d\n",ans.size());
                   ~~~~~~~~~~^
bootfall.cpp:52:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i = 0;i<ans.size();i++) printf("%d ",ans[i]);
                   ~^~~~~~~~~~~
bootfall.cpp:10:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&n);
     ~~~~~^~~~~~~~~
bootfall.cpp:14:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
             scanf("%d",&a[i]);
             ~~~~~^~~~~~~~~~~~

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 416 KB Output is correct
4 Correct 2 ms 420 KB Output is correct
5 Correct 2 ms 556 KB Output is correct
6 Correct 2 ms 556 KB Output is correct
7 Correct 2 ms 556 KB Output is correct
8 Correct 2 ms 768 KB Output is correct
9 Correct 2 ms 768 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 416 KB Output is correct
4 Correct 2 ms 420 KB Output is correct
5 Correct 2 ms 556 KB Output is correct
6 Correct 2 ms 556 KB Output is correct
7 Correct 2 ms 556 KB Output is correct
8 Correct 2 ms 768 KB Output is correct
9 Correct 2 ms 768 KB Output is correct
10 Correct 2 ms 840 KB Output is correct
11 Correct 2 ms 840 KB Output is correct
12 Correct 2 ms 844 KB Output is correct
13 Correct 2 ms 844 KB Output is correct
14 Correct 2 ms 860 KB Output is correct
15 Correct 2 ms 924 KB Output is correct
16 Correct 2 ms 928 KB Output is correct
17 Correct 2 ms 928 KB Output is correct
18 Correct 2 ms 928 KB Output is correct
19 Correct 2 ms 940 KB Output is correct
20 Correct 2 ms 944 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 416 KB Output is correct
4 Correct 2 ms 420 KB Output is correct
5 Correct 2 ms 556 KB Output is correct
6 Correct 2 ms 556 KB Output is correct
7 Correct 2 ms 556 KB Output is correct
8 Correct 2 ms 768 KB Output is correct
9 Correct 2 ms 768 KB Output is correct
10 Correct 2 ms 840 KB Output is correct
11 Correct 2 ms 840 KB Output is correct
12 Correct 2 ms 844 KB Output is correct
13 Correct 2 ms 844 KB Output is correct
14 Correct 2 ms 860 KB Output is correct
15 Correct 2 ms 924 KB Output is correct
16 Correct 2 ms 928 KB Output is correct
17 Correct 2 ms 928 KB Output is correct
18 Correct 2 ms 928 KB Output is correct
19 Correct 2 ms 940 KB Output is correct
20 Correct 2 ms 944 KB Output is correct
21 Correct 4 ms 2740 KB Output is correct
22 Correct 3 ms 3256 KB Output is correct
23 Correct 3 ms 3256 KB Output is correct
24 Correct 7 ms 4976 KB Output is correct
25 Correct 12 ms 8196 KB Output is correct
26 Correct 12 ms 9112 KB Output is correct
27 Correct 11 ms 9112 KB Output is correct
28 Correct 12 ms 9112 KB Output is correct
29 Correct 13 ms 9304 KB Output is correct
30 Correct 7 ms 9304 KB Output is correct
31 Correct 11 ms 9304 KB Output is correct
32 Correct 8 ms 9304 KB Output is correct
33 Correct 12 ms 9524 KB Output is correct
34 Correct 13 ms 9524 KB Output is correct
35 Correct 12 ms 9524 KB Output is correct
36 Correct 7 ms 9524 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 416 KB Output is correct
4 Correct 2 ms 420 KB Output is correct
5 Correct 2 ms 556 KB Output is correct
6 Correct 2 ms 556 KB Output is correct
7 Correct 2 ms 556 KB Output is correct
8 Correct 2 ms 768 KB Output is correct
9 Correct 2 ms 768 KB Output is correct
10 Correct 2 ms 840 KB Output is correct
11 Correct 2 ms 840 KB Output is correct
12 Correct 2 ms 844 KB Output is correct
13 Correct 2 ms 844 KB Output is correct
14 Correct 2 ms 860 KB Output is correct
15 Correct 2 ms 924 KB Output is correct
16 Correct 2 ms 928 KB Output is correct
17 Correct 2 ms 928 KB Output is correct
18 Correct 2 ms 928 KB Output is correct
19 Correct 2 ms 940 KB Output is correct
20 Correct 2 ms 944 KB Output is correct
21 Correct 4 ms 2740 KB Output is correct
22 Correct 3 ms 3256 KB Output is correct
23 Correct 3 ms 3256 KB Output is correct
24 Correct 7 ms 4976 KB Output is correct
25 Correct 12 ms 8196 KB Output is correct
26 Correct 12 ms 9112 KB Output is correct
27 Correct 11 ms 9112 KB Output is correct
28 Correct 12 ms 9112 KB Output is correct
29 Correct 13 ms 9304 KB Output is correct
30 Correct 7 ms 9304 KB Output is correct
31 Correct 11 ms 9304 KB Output is correct
32 Correct 8 ms 9304 KB Output is correct
33 Correct 12 ms 9524 KB Output is correct
34 Correct 13 ms 9524 KB Output is correct
35 Correct 12 ms 9524 KB Output is correct
36 Correct 7 ms 9524 KB Output is correct
37 Correct 55 ms 33092 KB Output is correct
38 Correct 49 ms 33760 KB Output is correct
39 Correct 134 ms 123116 KB Output is correct
40 Correct 106 ms 123116 KB Output is correct
41 Correct 165 ms 157648 KB Output is correct
42 Correct 91 ms 157648 KB Output is correct
43 Correct 177 ms 157648 KB Output is correct
44 Correct 170 ms 157648 KB Output is correct
45 Correct 177 ms 157648 KB Output is correct
46 Correct 76 ms 157648 KB Output is correct
47 Correct 114 ms 157648 KB Output is correct
48 Correct 174 ms 157648 KB Output is correct
49 Correct 149 ms 157648 KB Output is correct
50 Correct 99 ms 157648 KB Output is correct
51 Correct 118 ms 157648 KB Output is correct
52 Correct 224 ms 157648 KB Output is correct

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 416 KB Output is correct
4 Correct 2 ms 420 KB Output is correct
5 Correct 2 ms 556 KB Output is correct
6 Correct 2 ms 556 KB Output is correct
7 Correct 2 ms 556 KB Output is correct
8 Correct 2 ms 768 KB Output is correct
9 Correct 2 ms 768 KB Output is correct
10 Correct 2 ms 840 KB Output is correct
11 Correct 2 ms 840 KB Output is correct
12 Correct 2 ms 844 KB Output is correct
13 Correct 2 ms 844 KB Output is correct
14 Correct 2 ms 860 KB Output is correct
15 Correct 2 ms 924 KB Output is correct
16 Correct 2 ms 928 KB Output is correct
17 Correct 2 ms 928 KB Output is correct
18 Correct 2 ms 928 KB Output is correct
19 Correct 2 ms 940 KB Output is correct
20 Correct 2 ms 944 KB Output is correct
21 Correct 4 ms 2740 KB Output is correct
22 Correct 3 ms 3256 KB Output is correct
23 Correct 3 ms 3256 KB Output is correct
24 Correct 7 ms 4976 KB Output is correct
25 Correct 12 ms 8196 KB Output is correct
26 Correct 12 ms 9112 KB Output is correct
27 Correct 11 ms 9112 KB Output is correct
28 Correct 12 ms 9112 KB Output is correct
29 Correct 13 ms 9304 KB Output is correct
30 Correct 7 ms 9304 KB Output is correct
31 Correct 11 ms 9304 KB Output is correct
32 Correct 8 ms 9304 KB Output is correct
33 Correct 12 ms 9524 KB Output is correct
34 Correct 13 ms 9524 KB Output is correct
35 Correct 12 ms 9524 KB Output is correct
36 Correct 7 ms 9524 KB Output is correct
37 Correct 55 ms 33092 KB Output is correct
38 Correct 49 ms 33760 KB Output is correct
39 Correct 134 ms 123116 KB Output is correct
40 Correct 106 ms 123116 KB Output is correct
41 Correct 165 ms 157648 KB Output is correct
42 Correct 91 ms 157648 KB Output is correct
43 Correct 177 ms 157648 KB Output is correct
44 Correct 170 ms 157648 KB Output is correct
45 Correct 177 ms 157648 KB Output is correct
46 Correct 76 ms 157648 KB Output is correct
47 Correct 114 ms 157648 KB Output is correct
48 Correct 174 ms 157648 KB Output is correct
49 Correct 149 ms 157648 KB Output is correct
50 Correct 99 ms 157648 KB Output is correct
51 Correct 118 ms 157648 KB Output is correct
52 Correct 224 ms 157648 KB Output is correct
53 Correct 163 ms 157648 KB Output is correct
54 Correct 224 ms 157648 KB Output is correct
55 Runtime error 313 ms 263168 KB Execution killed with signal 9 (could be triggered by violating memory limits)
56 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 416 KB Output is correct
4 Correct 2 ms 420 KB Output is correct
5 Correct 2 ms 556 KB Output is correct
6 Correct 2 ms 556 KB Output is correct
7 Correct 2 ms 556 KB Output is correct
8 Correct 2 ms 768 KB Output is correct
9 Correct 2 ms 768 KB Output is correct
10 Correct 2 ms 840 KB Output is correct
11 Correct 2 ms 840 KB Output is correct
12 Correct 2 ms 844 KB Output is correct
13 Correct 2 ms 844 KB Output is correct
14 Correct 2 ms 860 KB Output is correct
15 Correct 2 ms 924 KB Output is correct
16 Correct 2 ms 928 KB Output is correct
17 Correct 2 ms 928 KB Output is correct
18 Correct 2 ms 928 KB Output is correct
19 Correct 2 ms 940 KB Output is correct
20 Correct 2 ms 944 KB Output is correct
21 Correct 4 ms 2740 KB Output is correct
22 Correct 3 ms 3256 KB Output is correct
23 Correct 3 ms 3256 KB Output is correct
24 Correct 7 ms 4976 KB Output is correct
25 Correct 12 ms 8196 KB Output is correct
26 Correct 12 ms 9112 KB Output is correct
27 Correct 11 ms 9112 KB Output is correct
28 Correct 12 ms 9112 KB Output is correct
29 Correct 13 ms 9304 KB Output is correct
30 Correct 7 ms 9304 KB Output is correct
31 Correct 11 ms 9304 KB Output is correct
32 Correct 8 ms 9304 KB Output is correct
33 Correct 12 ms 9524 KB Output is correct
34 Correct 13 ms 9524 KB Output is correct
35 Correct 12 ms 9524 KB Output is correct
36 Correct 7 ms 9524 KB Output is correct
37 Correct 55 ms 33092 KB Output is correct
38 Correct 49 ms 33760 KB Output is correct
39 Correct 134 ms 123116 KB Output is correct
40 Correct 106 ms 123116 KB Output is correct
41 Correct 165 ms 157648 KB Output is correct
42 Correct 91 ms 157648 KB Output is correct
43 Correct 177 ms 157648 KB Output is correct
44 Correct 170 ms 157648 KB Output is correct
45 Correct 177 ms 157648 KB Output is correct
46 Correct 76 ms 157648 KB Output is correct
47 Correct 114 ms 157648 KB Output is correct
48 Correct 174 ms 157648 KB Output is correct
49 Correct 149 ms 157648 KB Output is correct
50 Correct 99 ms 157648 KB Output is correct
51 Correct 118 ms 157648 KB Output is correct
52 Correct 224 ms 157648 KB Output is correct
53 Correct 163 ms 157648 KB Output is correct
54 Correct 224 ms 157648 KB Output is correct
55 Runtime error 313 ms 263168 KB Execution killed with signal 9 (could be triggered by violating memory limits)
56 Halted 0 ms 0 KB -