oj.uz

Submission #91235

# Submission time Handle Problem Language Result Execution time Memory
91235 2018-12-26T15:40:45 Z Vardanyan Bootfall (IZhO17_bootfall) C++14
65 / 100
 1000 ms 245912 KB 
#include<bits/stdc++.h>

using namespace std;
const int N = 505;
bool dp[N][N*N*5];
int a[N];
int dp1[N*N*5];
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];
    }
    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:54:29: 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:55:20: 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 584 KB Output is correct
6 Correct 2 ms 584 KB Output is correct
7 Correct 2 ms 584 KB Output is correct
8 Correct 2 ms 692 KB Output is correct
9 Correct 2 ms 692 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 584 KB Output is correct
6 Correct 2 ms 584 KB Output is correct
7 Correct 2 ms 584 KB Output is correct
8 Correct 2 ms 692 KB Output is correct
9 Correct 2 ms 692 KB Output is correct
10 Correct 2 ms 708 KB Output is correct
11 Correct 2 ms 720 KB Output is correct
12 Correct 2 ms 736 KB Output is correct
13 Correct 2 ms 736 KB Output is correct
14 Correct 2 ms 736 KB Output is correct
15 Correct 2 ms 736 KB Output is correct
16 Correct 2 ms 736 KB Output is correct
17 Correct 2 ms 736 KB Output is correct
18 Correct 2 ms 736 KB Output is correct
19 Correct 2 ms 736 KB Output is correct
20 Correct 2 ms 736 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 584 KB Output is correct
6 Correct 2 ms 584 KB Output is correct
7 Correct 2 ms 584 KB Output is correct
8 Correct 2 ms 692 KB Output is correct
9 Correct 2 ms 692 KB Output is correct
10 Correct 2 ms 708 KB Output is correct
11 Correct 2 ms 720 KB Output is correct
12 Correct 2 ms 736 KB Output is correct
13 Correct 2 ms 736 KB Output is correct
14 Correct 2 ms 736 KB Output is correct
15 Correct 2 ms 736 KB Output is correct
16 Correct 2 ms 736 KB Output is correct
17 Correct 2 ms 736 KB Output is correct
18 Correct 2 ms 736 KB Output is correct
19 Correct 2 ms 736 KB Output is correct
20 Correct 2 ms 736 KB Output is correct
21 Correct 3 ms 1376 KB Output is correct
22 Correct 4 ms 1632 KB Output is correct
23 Correct 3 ms 1632 KB Output is correct
24 Correct 6 ms 2160 KB Output is correct
25 Correct 8 ms 2944 KB Output is correct
26 Correct 9 ms 3200 KB Output is correct
27 Correct 8 ms 3200 KB Output is correct
28 Correct 9 ms 3204 KB Output is correct
29 Correct 9 ms 3204 KB Output is correct
30 Correct 5 ms 3204 KB Output is correct
31 Correct 8 ms 3204 KB Output is correct
32 Correct 6 ms 3204 KB Output is correct
33 Correct 8 ms 3328 KB Output is correct
34 Correct 8 ms 3328 KB Output is correct
35 Correct 9 ms 3328 KB Output is correct
36 Correct 6 ms 3328 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 584 KB Output is correct
6 Correct 2 ms 584 KB Output is correct
7 Correct 2 ms 584 KB Output is correct
8 Correct 2 ms 692 KB Output is correct
9 Correct 2 ms 692 KB Output is correct
10 Correct 2 ms 708 KB Output is correct
11 Correct 2 ms 720 KB Output is correct
12 Correct 2 ms 736 KB Output is correct
13 Correct 2 ms 736 KB Output is correct
14 Correct 2 ms 736 KB Output is correct
15 Correct 2 ms 736 KB Output is correct
16 Correct 2 ms 736 KB Output is correct
17 Correct 2 ms 736 KB Output is correct
18 Correct 2 ms 736 KB Output is correct
19 Correct 2 ms 736 KB Output is correct
20 Correct 2 ms 736 KB Output is correct
21 Correct 3 ms 1376 KB Output is correct
22 Correct 4 ms 1632 KB Output is correct
23 Correct 3 ms 1632 KB Output is correct
24 Correct 6 ms 2160 KB Output is correct
25 Correct 8 ms 2944 KB Output is correct
26 Correct 9 ms 3200 KB Output is correct
27 Correct 8 ms 3200 KB Output is correct
28 Correct 9 ms 3204 KB Output is correct
29 Correct 9 ms 3204 KB Output is correct
30 Correct 5 ms 3204 KB Output is correct
31 Correct 8 ms 3204 KB Output is correct
32 Correct 6 ms 3204 KB Output is correct
33 Correct 8 ms 3328 KB Output is correct
34 Correct 8 ms 3328 KB Output is correct
35 Correct 9 ms 3328 KB Output is correct
36 Correct 6 ms 3328 KB Output is correct
37 Correct 37 ms 9772 KB Output is correct
38 Correct 36 ms 9952 KB Output is correct
39 Correct 98 ms 32556 KB Output is correct
40 Correct 77 ms 32556 KB Output is correct
41 Correct 136 ms 41388 KB Output is correct
42 Correct 68 ms 41388 KB Output is correct
43 Correct 116 ms 41388 KB Output is correct
44 Correct 112 ms 41388 KB Output is correct
45 Correct 121 ms 41388 KB Output is correct
46 Correct 53 ms 41388 KB Output is correct
47 Correct 67 ms 41388 KB Output is correct
48 Correct 130 ms 41388 KB Output is correct
49 Correct 104 ms 41388 KB Output is correct
50 Correct 67 ms 41388 KB Output is correct
51 Correct 56 ms 41388 KB Output is correct
52 Correct 163 ms 41388 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 584 KB Output is correct
6 Correct 2 ms 584 KB Output is correct
7 Correct 2 ms 584 KB Output is correct
8 Correct 2 ms 692 KB Output is correct
9 Correct 2 ms 692 KB Output is correct
10 Correct 2 ms 708 KB Output is correct
11 Correct 2 ms 720 KB Output is correct
12 Correct 2 ms 736 KB Output is correct
13 Correct 2 ms 736 KB Output is correct
14 Correct 2 ms 736 KB Output is correct
15 Correct 2 ms 736 KB Output is correct
16 Correct 2 ms 736 KB Output is correct
17 Correct 2 ms 736 KB Output is correct
18 Correct 2 ms 736 KB Output is correct
19 Correct 2 ms 736 KB Output is correct
20 Correct 2 ms 736 KB Output is correct
21 Correct 3 ms 1376 KB Output is correct
22 Correct 4 ms 1632 KB Output is correct
23 Correct 3 ms 1632 KB Output is correct
24 Correct 6 ms 2160 KB Output is correct
25 Correct 8 ms 2944 KB Output is correct
26 Correct 9 ms 3200 KB Output is correct
27 Correct 8 ms 3200 KB Output is correct
28 Correct 9 ms 3204 KB Output is correct
29 Correct 9 ms 3204 KB Output is correct
30 Correct 5 ms 3204 KB Output is correct
31 Correct 8 ms 3204 KB Output is correct
32 Correct 6 ms 3204 KB Output is correct
33 Correct 8 ms 3328 KB Output is correct
34 Correct 8 ms 3328 KB Output is correct
35 Correct 9 ms 3328 KB Output is correct
36 Correct 6 ms 3328 KB Output is correct
37 Correct 37 ms 9772 KB Output is correct
38 Correct 36 ms 9952 KB Output is correct
39 Correct 98 ms 32556 KB Output is correct
40 Correct 77 ms 32556 KB Output is correct
41 Correct 136 ms 41388 KB Output is correct
42 Correct 68 ms 41388 KB Output is correct
43 Correct 116 ms 41388 KB Output is correct
44 Correct 112 ms 41388 KB Output is correct
45 Correct 121 ms 41388 KB Output is correct
46 Correct 53 ms 41388 KB Output is correct
47 Correct 67 ms 41388 KB Output is correct
48 Correct 130 ms 41388 KB Output is correct
49 Correct 104 ms 41388 KB Output is correct
50 Correct 67 ms 41388 KB Output is correct
51 Correct 56 ms 41388 KB Output is correct
52 Correct 163 ms 41388 KB Output is correct
53 Correct 116 ms 41388 KB Output is correct
54 Correct 170 ms 41660 KB Output is correct
55 Correct 334 ms 80332 KB Output is correct
56 Correct 160 ms 80332 KB Output is correct
57 Correct 344 ms 84408 KB Output is correct
58 Correct 199 ms 84408 KB Output is correct
59 Correct 245 ms 84408 KB Output is correct
60 Correct 144 ms 84408 KB Output is correct
61 Correct 262 ms 84408 KB Output is correct
62 Correct 243 ms 84408 KB Output is correct
63 Correct 259 ms 84408 KB Output is correct
64 Correct 255 ms 84408 KB Output is correct
65 Correct 100 ms 84408 KB Output is correct
66 Correct 122 ms 84408 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 584 KB Output is correct
6 Correct 2 ms 584 KB Output is correct
7 Correct 2 ms 584 KB Output is correct
8 Correct 2 ms 692 KB Output is correct
9 Correct 2 ms 692 KB Output is correct
10 Correct 2 ms 708 KB Output is correct
11 Correct 2 ms 720 KB Output is correct
12 Correct 2 ms 736 KB Output is correct
13 Correct 2 ms 736 KB Output is correct
14 Correct 2 ms 736 KB Output is correct
15 Correct 2 ms 736 KB Output is correct
16 Correct 2 ms 736 KB Output is correct
17 Correct 2 ms 736 KB Output is correct
18 Correct 2 ms 736 KB Output is correct
19 Correct 2 ms 736 KB Output is correct
20 Correct 2 ms 736 KB Output is correct
21 Correct 3 ms 1376 KB Output is correct
22 Correct 4 ms 1632 KB Output is correct
23 Correct 3 ms 1632 KB Output is correct
24 Correct 6 ms 2160 KB Output is correct
25 Correct 8 ms 2944 KB Output is correct
26 Correct 9 ms 3200 KB Output is correct
27 Correct 8 ms 3200 KB Output is correct
28 Correct 9 ms 3204 KB Output is correct
29 Correct 9 ms 3204 KB Output is correct
30 Correct 5 ms 3204 KB Output is correct
31 Correct 8 ms 3204 KB Output is correct
32 Correct 6 ms 3204 KB Output is correct
33 Correct 8 ms 3328 KB Output is correct
34 Correct 8 ms 3328 KB Output is correct
35 Correct 9 ms 3328 KB Output is correct
36 Correct 6 ms 3328 KB Output is correct
37 Correct 37 ms 9772 KB Output is correct
38 Correct 36 ms 9952 KB Output is correct
39 Correct 98 ms 32556 KB Output is correct
40 Correct 77 ms 32556 KB Output is correct
41 Correct 136 ms 41388 KB Output is correct
42 Correct 68 ms 41388 KB Output is correct
43 Correct 116 ms 41388 KB Output is correct
44 Correct 112 ms 41388 KB Output is correct
45 Correct 121 ms 41388 KB Output is correct
46 Correct 53 ms 41388 KB Output is correct
47 Correct 67 ms 41388 KB Output is correct
48 Correct 130 ms 41388 KB Output is correct
49 Correct 104 ms 41388 KB Output is correct
50 Correct 67 ms 41388 KB Output is correct
51 Correct 56 ms 41388 KB Output is correct
52 Correct 163 ms 41388 KB Output is correct
53 Correct 116 ms 41388 KB Output is correct
54 Correct 170 ms 41660 KB Output is correct
55 Correct 334 ms 80332 KB Output is correct
56 Correct 160 ms 80332 KB Output is correct
57 Correct 344 ms 84408 KB Output is correct
58 Correct 199 ms 84408 KB Output is correct
59 Correct 245 ms 84408 KB Output is correct
60 Correct 144 ms 84408 KB Output is correct
61 Correct 262 ms 84408 KB Output is correct
62 Correct 243 ms 84408 KB Output is correct
63 Correct 259 ms 84408 KB Output is correct
64 Correct 255 ms 84408 KB Output is correct
65 Correct 100 ms 84408 KB Output is correct
66 Correct 122 ms 84408 KB Output is correct
67 Correct 345 ms 84408 KB Output is correct
68 Correct 408 ms 125308 KB Output is correct
69 Correct 837 ms 213556 KB Output is correct
70 Correct 561 ms 213556 KB Output is correct
71 Correct 567 ms 213556 KB Output is correct
72 Correct 416 ms 213556 KB Output is correct
73 Correct 415 ms 213556 KB Output is correct
74 Correct 995 ms 224876 KB Output is correct
75 Correct 780 ms 224876 KB Output is correct
76 Execution timed out 1002 ms 245912 KB Time limit exceeded
77 Halted 0 ms 0 KB -