oj.uz

Submission #91233

# Submission time Handle Problem Language Result Execution time Memory
91233 2018-12-26T15:29:57 Z Vardanyan Bootfall (IZhO17_bootfall) C++14
65 / 100
 510 ms 17396 KB 
#include<bits/stdc++.h>

using namespace std;
const int N = 505;
bitset<N*N> dp[N];
int a[N];
int dp1[N*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];
    }
    sort(a+1,a+1+n);
        dp1[0] = 1;
        for(int j = 1;j<=n;j++){
            for(int s = 2*MX;s>=0;s--){
                if(dp1[s]) dp1[s+a[j]] += dp1[s];
            }
        }
    for(int i = 1;i<=n;i++){
        for(int s = 0;s<=2*MX;s++) dp1[s+a[i]] -= dp1[s];
        for(int s = 0;s<=2*MX;s++) dp[i][s] = dp1[s];
        for(int s = 2*MX;s>=0;s--) dp1[s+a[i]] += dp1[s];
    }
    //cout<<sum<<endl;
    //cout<<dp[0][sum/2]<<endl;
    if(!dp1[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(need-x<0){
                F = false;
                break;
            }
            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:56:29: 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:57:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i = 0;i<ans.size();i++) printf("%d ",ans[i]);
                   ~^~~~~~~~~~~
bootfall.cpp:11:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&n);
     ~~~~~^~~~~~~~~
bootfall.cpp:15:18: 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 500 KB Output is correct
3 Correct 2 ms 500 KB Output is correct
4 Correct 2 ms 500 KB Output is correct
5 Correct 2 ms 772 KB Output is correct
6 Correct 2 ms 772 KB Output is correct
7 Correct 2 ms 772 KB Output is correct
8 Correct 2 ms 772 KB Output is correct
9 Correct 2 ms 772 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 500 KB Output is correct
3 Correct 2 ms 500 KB Output is correct
4 Correct 2 ms 500 KB Output is correct
5 Correct 2 ms 772 KB Output is correct
6 Correct 2 ms 772 KB Output is correct
7 Correct 2 ms 772 KB Output is correct
8 Correct 2 ms 772 KB Output is correct
9 Correct 2 ms 772 KB Output is correct
10 Correct 2 ms 772 KB Output is correct
11 Correct 2 ms 772 KB Output is correct
12 Correct 2 ms 772 KB Output is correct
13 Correct 2 ms 772 KB Output is correct
14 Correct 2 ms 772 KB Output is correct
15 Correct 2 ms 772 KB Output is correct
16 Correct 2 ms 888 KB Output is correct
17 Correct 2 ms 888 KB Output is correct
18 Correct 2 ms 888 KB Output is correct
19 Correct 2 ms 888 KB Output is correct
20 Correct 2 ms 888 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 500 KB Output is correct
3 Correct 2 ms 500 KB Output is correct
4 Correct 2 ms 500 KB Output is correct
5 Correct 2 ms 772 KB Output is correct
6 Correct 2 ms 772 KB Output is correct
7 Correct 2 ms 772 KB Output is correct
8 Correct 2 ms 772 KB Output is correct
9 Correct 2 ms 772 KB Output is correct
10 Correct 2 ms 772 KB Output is correct
11 Correct 2 ms 772 KB Output is correct
12 Correct 2 ms 772 KB Output is correct
13 Correct 2 ms 772 KB Output is correct
14 Correct 2 ms 772 KB Output is correct
15 Correct 2 ms 772 KB Output is correct
16 Correct 2 ms 888 KB Output is correct
17 Correct 2 ms 888 KB Output is correct
18 Correct 2 ms 888 KB Output is correct
19 Correct 2 ms 888 KB Output is correct
20 Correct 2 ms 888 KB Output is correct
21 Correct 4 ms 892 KB Output is correct
22 Correct 4 ms 1020 KB Output is correct
23 Correct 3 ms 1020 KB Output is correct
24 Correct 6 ms 1140 KB Output is correct
25 Correct 11 ms 1308 KB Output is correct
26 Correct 11 ms 1500 KB Output is correct
27 Correct 10 ms 1500 KB Output is correct
28 Correct 10 ms 1500 KB Output is correct
29 Correct 10 ms 1500 KB Output is correct
30 Correct 6 ms 1500 KB Output is correct
31 Correct 10 ms 1500 KB Output is correct
32 Correct 7 ms 1500 KB Output is correct
33 Correct 10 ms 1500 KB Output is correct
34 Correct 10 ms 1500 KB Output is correct
35 Correct 10 ms 1500 KB Output is correct
36 Correct 7 ms 1500 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 500 KB Output is correct
3 Correct 2 ms 500 KB Output is correct
4 Correct 2 ms 500 KB Output is correct
5 Correct 2 ms 772 KB Output is correct
6 Correct 2 ms 772 KB Output is correct
7 Correct 2 ms 772 KB Output is correct
8 Correct 2 ms 772 KB Output is correct
9 Correct 2 ms 772 KB Output is correct
10 Correct 2 ms 772 KB Output is correct
11 Correct 2 ms 772 KB Output is correct
12 Correct 2 ms 772 KB Output is correct
13 Correct 2 ms 772 KB Output is correct
14 Correct 2 ms 772 KB Output is correct
15 Correct 2 ms 772 KB Output is correct
16 Correct 2 ms 888 KB Output is correct
17 Correct 2 ms 888 KB Output is correct
18 Correct 2 ms 888 KB Output is correct
19 Correct 2 ms 888 KB Output is correct
20 Correct 2 ms 888 KB Output is correct
21 Correct 4 ms 892 KB Output is correct
22 Correct 4 ms 1020 KB Output is correct
23 Correct 3 ms 1020 KB Output is correct
24 Correct 6 ms 1140 KB Output is correct
25 Correct 11 ms 1308 KB Output is correct
26 Correct 11 ms 1500 KB Output is correct
27 Correct 10 ms 1500 KB Output is correct
28 Correct 10 ms 1500 KB Output is correct
29 Correct 10 ms 1500 KB Output is correct
30 Correct 6 ms 1500 KB Output is correct
31 Correct 10 ms 1500 KB Output is correct
32 Correct 7 ms 1500 KB Output is correct
33 Correct 10 ms 1500 KB Output is correct
34 Correct 10 ms 1500 KB Output is correct
35 Correct 10 ms 1500 KB Output is correct
36 Correct 7 ms 1500 KB Output is correct
37 Correct 39 ms 2732 KB Output is correct
38 Correct 40 ms 2732 KB Output is correct
39 Correct 126 ms 5912 KB Output is correct
40 Correct 88 ms 5912 KB Output is correct
41 Correct 162 ms 7228 KB Output is correct
42 Correct 77 ms 7228 KB Output is correct
43 Correct 133 ms 7228 KB Output is correct
44 Correct 137 ms 7228 KB Output is correct
45 Correct 136 ms 7228 KB Output is correct
46 Correct 71 ms 7228 KB Output is correct
47 Correct 82 ms 7228 KB Output is correct
48 Correct 147 ms 7228 KB Output is correct
49 Correct 133 ms 7228 KB Output is correct
50 Correct 80 ms 7228 KB Output is correct
51 Correct 68 ms 7228 KB Output is correct
52 Correct 180 ms 7436 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 500 KB Output is correct
3 Correct 2 ms 500 KB Output is correct
4 Correct 2 ms 500 KB Output is correct
5 Correct 2 ms 772 KB Output is correct
6 Correct 2 ms 772 KB Output is correct
7 Correct 2 ms 772 KB Output is correct
8 Correct 2 ms 772 KB Output is correct
9 Correct 2 ms 772 KB Output is correct
10 Correct 2 ms 772 KB Output is correct
11 Correct 2 ms 772 KB Output is correct
12 Correct 2 ms 772 KB Output is correct
13 Correct 2 ms 772 KB Output is correct
14 Correct 2 ms 772 KB Output is correct
15 Correct 2 ms 772 KB Output is correct
16 Correct 2 ms 888 KB Output is correct
17 Correct 2 ms 888 KB Output is correct
18 Correct 2 ms 888 KB Output is correct
19 Correct 2 ms 888 KB Output is correct
20 Correct 2 ms 888 KB Output is correct
21 Correct 4 ms 892 KB Output is correct
22 Correct 4 ms 1020 KB Output is correct
23 Correct 3 ms 1020 KB Output is correct
24 Correct 6 ms 1140 KB Output is correct
25 Correct 11 ms 1308 KB Output is correct
26 Correct 11 ms 1500 KB Output is correct
27 Correct 10 ms 1500 KB Output is correct
28 Correct 10 ms 1500 KB Output is correct
29 Correct 10 ms 1500 KB Output is correct
30 Correct 6 ms 1500 KB Output is correct
31 Correct 10 ms 1500 KB Output is correct
32 Correct 7 ms 1500 KB Output is correct
33 Correct 10 ms 1500 KB Output is correct
34 Correct 10 ms 1500 KB Output is correct
35 Correct 10 ms 1500 KB Output is correct
36 Correct 7 ms 1500 KB Output is correct
37 Correct 39 ms 2732 KB Output is correct
38 Correct 40 ms 2732 KB Output is correct
39 Correct 126 ms 5912 KB Output is correct
40 Correct 88 ms 5912 KB Output is correct
41 Correct 162 ms 7228 KB Output is correct
42 Correct 77 ms 7228 KB Output is correct
43 Correct 133 ms 7228 KB Output is correct
44 Correct 137 ms 7228 KB Output is correct
45 Correct 136 ms 7228 KB Output is correct
46 Correct 71 ms 7228 KB Output is correct
47 Correct 82 ms 7228 KB Output is correct
48 Correct 147 ms 7228 KB Output is correct
49 Correct 133 ms 7228 KB Output is correct
50 Correct 80 ms 7228 KB Output is correct
51 Correct 68 ms 7228 KB Output is correct
52 Correct 180 ms 7436 KB Output is correct
53 Correct 131 ms 7436 KB Output is correct
54 Correct 185 ms 7640 KB Output is correct
55 Correct 362 ms 13108 KB Output is correct
56 Correct 166 ms 13108 KB Output is correct
57 Correct 391 ms 13240 KB Output is correct
58 Correct 215 ms 13240 KB Output is correct
59 Correct 261 ms 13240 KB Output is correct
60 Correct 179 ms 13240 KB Output is correct
61 Correct 291 ms 13240 KB Output is correct
62 Correct 296 ms 13240 KB Output is correct
63 Correct 321 ms 13240 KB Output is correct
64 Correct 305 ms 13240 KB Output is correct
65 Correct 134 ms 13240 KB Output is correct
66 Correct 140 ms 13240 KB Output is correct

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 500 KB Output is correct
3 Correct 2 ms 500 KB Output is correct
4 Correct 2 ms 500 KB Output is correct
5 Correct 2 ms 772 KB Output is correct
6 Correct 2 ms 772 KB Output is correct
7 Correct 2 ms 772 KB Output is correct
8 Correct 2 ms 772 KB Output is correct
9 Correct 2 ms 772 KB Output is correct
10 Correct 2 ms 772 KB Output is correct
11 Correct 2 ms 772 KB Output is correct
12 Correct 2 ms 772 KB Output is correct
13 Correct 2 ms 772 KB Output is correct
14 Correct 2 ms 772 KB Output is correct
15 Correct 2 ms 772 KB Output is correct
16 Correct 2 ms 888 KB Output is correct
17 Correct 2 ms 888 KB Output is correct
18 Correct 2 ms 888 KB Output is correct
19 Correct 2 ms 888 KB Output is correct
20 Correct 2 ms 888 KB Output is correct
21 Correct 4 ms 892 KB Output is correct
22 Correct 4 ms 1020 KB Output is correct
23 Correct 3 ms 1020 KB Output is correct
24 Correct 6 ms 1140 KB Output is correct
25 Correct 11 ms 1308 KB Output is correct
26 Correct 11 ms 1500 KB Output is correct
27 Correct 10 ms 1500 KB Output is correct
28 Correct 10 ms 1500 KB Output is correct
29 Correct 10 ms 1500 KB Output is correct
30 Correct 6 ms 1500 KB Output is correct
31 Correct 10 ms 1500 KB Output is correct
32 Correct 7 ms 1500 KB Output is correct
33 Correct 10 ms 1500 KB Output is correct
34 Correct 10 ms 1500 KB Output is correct
35 Correct 10 ms 1500 KB Output is correct
36 Correct 7 ms 1500 KB Output is correct
37 Correct 39 ms 2732 KB Output is correct
38 Correct 40 ms 2732 KB Output is correct
39 Correct 126 ms 5912 KB Output is correct
40 Correct 88 ms 5912 KB Output is correct
41 Correct 162 ms 7228 KB Output is correct
42 Correct 77 ms 7228 KB Output is correct
43 Correct 133 ms 7228 KB Output is correct
44 Correct 137 ms 7228 KB Output is correct
45 Correct 136 ms 7228 KB Output is correct
46 Correct 71 ms 7228 KB Output is correct
47 Correct 82 ms 7228 KB Output is correct
48 Correct 147 ms 7228 KB Output is correct
49 Correct 133 ms 7228 KB Output is correct
50 Correct 80 ms 7228 KB Output is correct
51 Correct 68 ms 7228 KB Output is correct
52 Correct 180 ms 7436 KB Output is correct
53 Correct 131 ms 7436 KB Output is correct
54 Correct 185 ms 7640 KB Output is correct
55 Correct 362 ms 13108 KB Output is correct
56 Correct 166 ms 13108 KB Output is correct
57 Correct 391 ms 13240 KB Output is correct
58 Correct 215 ms 13240 KB Output is correct
59 Correct 261 ms 13240 KB Output is correct
60 Correct 179 ms 13240 KB Output is correct
61 Correct 291 ms 13240 KB Output is correct
62 Correct 296 ms 13240 KB Output is correct
63 Correct 321 ms 13240 KB Output is correct
64 Correct 305 ms 13240 KB Output is correct
65 Correct 134 ms 13240 KB Output is correct
66 Correct 140 ms 13240 KB Output is correct
67 Correct 311 ms 13240 KB Output is correct
68 Correct 510 ms 17396 KB Output is correct
69 Runtime error 155 ms 17396 KB Execution killed with signal 11 (could be triggered by violating memory limits)
70 Halted 0 ms 0 KB -