oj.uz

Submission #91232

# Submission time Handle Problem Language Result Execution time Memory
91232 2018-12-26T15:26:04 Z Vardanyan Bootfall (IZhO17_bootfall) C++14
65 / 100
 407 ms 124496 KB 
#include<bits/stdc++.h>
 
using namespace std;
const int N = 505;
bool dp[N][N*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(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:52:29: 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:53:20: 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 380 KB Output is correct
3 Correct 2 ms 440 KB Output is correct
4 Correct 2 ms 516 KB Output is correct
5 Correct 2 ms 516 KB Output is correct
6 Correct 2 ms 532 KB Output is correct
7 Correct 2 ms 580 KB Output is correct
8 Correct 2 ms 580 KB Output is correct
9 Correct 2 ms 580 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 380 KB Output is correct
3 Correct 2 ms 440 KB Output is correct
4 Correct 2 ms 516 KB Output is correct
5 Correct 2 ms 516 KB Output is correct
6 Correct 2 ms 532 KB Output is correct
7 Correct 2 ms 580 KB Output is correct
8 Correct 2 ms 580 KB Output is correct
9 Correct 2 ms 580 KB Output is correct
10 Correct 2 ms 708 KB Output is correct
11 Correct 2 ms 708 KB Output is correct
12 Correct 2 ms 752 KB Output is correct
13 Correct 2 ms 752 KB Output is correct
14 Correct 2 ms 848 KB Output is correct
15 Correct 2 ms 848 KB Output is correct
16 Correct 2 ms 848 KB Output is correct
17 Correct 2 ms 848 KB Output is correct
18 Correct 2 ms 848 KB Output is correct
19 Correct 2 ms 860 KB Output is correct
20 Correct 2 ms 860 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 380 KB Output is correct
3 Correct 2 ms 440 KB Output is correct
4 Correct 2 ms 516 KB Output is correct
5 Correct 2 ms 516 KB Output is correct
6 Correct 2 ms 532 KB Output is correct
7 Correct 2 ms 580 KB Output is correct
8 Correct 2 ms 580 KB Output is correct
9 Correct 2 ms 580 KB Output is correct
10 Correct 2 ms 708 KB Output is correct
11 Correct 2 ms 708 KB Output is correct
12 Correct 2 ms 752 KB Output is correct
13 Correct 2 ms 752 KB Output is correct
14 Correct 2 ms 848 KB Output is correct
15 Correct 2 ms 848 KB Output is correct
16 Correct 2 ms 848 KB Output is correct
17 Correct 2 ms 848 KB Output is correct
18 Correct 2 ms 848 KB Output is correct
19 Correct 2 ms 860 KB Output is correct
20 Correct 2 ms 860 KB Output is correct
21 Correct 4 ms 1260 KB Output is correct
22 Correct 4 ms 1388 KB Output is correct
23 Correct 3 ms 1388 KB Output is correct
24 Correct 5 ms 1932 KB Output is correct
25 Correct 9 ms 2892 KB Output is correct
26 Correct 9 ms 3116 KB Output is correct
27 Correct 9 ms 3116 KB Output is correct
28 Correct 9 ms 3116 KB Output is correct
29 Correct 9 ms 3132 KB Output is correct
30 Correct 5 ms 3132 KB Output is correct
31 Correct 8 ms 3132 KB Output is correct
32 Correct 6 ms 3132 KB Output is correct
33 Correct 9 ms 3136 KB Output is correct
34 Correct 9 ms 3136 KB Output is correct
35 Correct 8 ms 3136 KB Output is correct
36 Correct 6 ms 3136 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 380 KB Output is correct
3 Correct 2 ms 440 KB Output is correct
4 Correct 2 ms 516 KB Output is correct
5 Correct 2 ms 516 KB Output is correct
6 Correct 2 ms 532 KB Output is correct
7 Correct 2 ms 580 KB Output is correct
8 Correct 2 ms 580 KB Output is correct
9 Correct 2 ms 580 KB Output is correct
10 Correct 2 ms 708 KB Output is correct
11 Correct 2 ms 708 KB Output is correct
12 Correct 2 ms 752 KB Output is correct
13 Correct 2 ms 752 KB Output is correct
14 Correct 2 ms 848 KB Output is correct
15 Correct 2 ms 848 KB Output is correct
16 Correct 2 ms 848 KB Output is correct
17 Correct 2 ms 848 KB Output is correct
18 Correct 2 ms 848 KB Output is correct
19 Correct 2 ms 860 KB Output is correct
20 Correct 2 ms 860 KB Output is correct
21 Correct 4 ms 1260 KB Output is correct
22 Correct 4 ms 1388 KB Output is correct
23 Correct 3 ms 1388 KB Output is correct
24 Correct 5 ms 1932 KB Output is correct
25 Correct 9 ms 2892 KB Output is correct
26 Correct 9 ms 3116 KB Output is correct
27 Correct 9 ms 3116 KB Output is correct
28 Correct 9 ms 3116 KB Output is correct
29 Correct 9 ms 3132 KB Output is correct
30 Correct 5 ms 3132 KB Output is correct
31 Correct 8 ms 3132 KB Output is correct
32 Correct 6 ms 3132 KB Output is correct
33 Correct 9 ms 3136 KB Output is correct
34 Correct 9 ms 3136 KB Output is correct
35 Correct 8 ms 3136 KB Output is correct
36 Correct 6 ms 3136 KB Output is correct
37 Correct 37 ms 9408 KB Output is correct
38 Correct 33 ms 9660 KB Output is correct
39 Correct 101 ms 32208 KB Output is correct
40 Correct 70 ms 32208 KB Output is correct
41 Correct 119 ms 40892 KB Output is correct
42 Correct 64 ms 40892 KB Output is correct
43 Correct 114 ms 40892 KB Output is correct
44 Correct 119 ms 40892 KB Output is correct
45 Correct 118 ms 40892 KB Output is correct
46 Correct 53 ms 40892 KB Output is correct
47 Correct 67 ms 40892 KB Output is correct
48 Correct 122 ms 40892 KB Output is correct
49 Correct 112 ms 40892 KB Output is correct
50 Correct 77 ms 40892 KB Output is correct
51 Correct 57 ms 40892 KB Output is correct
52 Correct 157 ms 40892 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 380 KB Output is correct
3 Correct 2 ms 440 KB Output is correct
4 Correct 2 ms 516 KB Output is correct
5 Correct 2 ms 516 KB Output is correct
6 Correct 2 ms 532 KB Output is correct
7 Correct 2 ms 580 KB Output is correct
8 Correct 2 ms 580 KB Output is correct
9 Correct 2 ms 580 KB Output is correct
10 Correct 2 ms 708 KB Output is correct
11 Correct 2 ms 708 KB Output is correct
12 Correct 2 ms 752 KB Output is correct
13 Correct 2 ms 752 KB Output is correct
14 Correct 2 ms 848 KB Output is correct
15 Correct 2 ms 848 KB Output is correct
16 Correct 2 ms 848 KB Output is correct
17 Correct 2 ms 848 KB Output is correct
18 Correct 2 ms 848 KB Output is correct
19 Correct 2 ms 860 KB Output is correct
20 Correct 2 ms 860 KB Output is correct
21 Correct 4 ms 1260 KB Output is correct
22 Correct 4 ms 1388 KB Output is correct
23 Correct 3 ms 1388 KB Output is correct
24 Correct 5 ms 1932 KB Output is correct
25 Correct 9 ms 2892 KB Output is correct
26 Correct 9 ms 3116 KB Output is correct
27 Correct 9 ms 3116 KB Output is correct
28 Correct 9 ms 3116 KB Output is correct
29 Correct 9 ms 3132 KB Output is correct
30 Correct 5 ms 3132 KB Output is correct
31 Correct 8 ms 3132 KB Output is correct
32 Correct 6 ms 3132 KB Output is correct
33 Correct 9 ms 3136 KB Output is correct
34 Correct 9 ms 3136 KB Output is correct
35 Correct 8 ms 3136 KB Output is correct
36 Correct 6 ms 3136 KB Output is correct
37 Correct 37 ms 9408 KB Output is correct
38 Correct 33 ms 9660 KB Output is correct
39 Correct 101 ms 32208 KB Output is correct
40 Correct 70 ms 32208 KB Output is correct
41 Correct 119 ms 40892 KB Output is correct
42 Correct 64 ms 40892 KB Output is correct
43 Correct 114 ms 40892 KB Output is correct
44 Correct 119 ms 40892 KB Output is correct
45 Correct 118 ms 40892 KB Output is correct
46 Correct 53 ms 40892 KB Output is correct
47 Correct 67 ms 40892 KB Output is correct
48 Correct 122 ms 40892 KB Output is correct
49 Correct 112 ms 40892 KB Output is correct
50 Correct 77 ms 40892 KB Output is correct
51 Correct 57 ms 40892 KB Output is correct
52 Correct 157 ms 40892 KB Output is correct
53 Correct 118 ms 40892 KB Output is correct
54 Correct 169 ms 41032 KB Output is correct
55 Correct 346 ms 79624 KB Output is correct
56 Correct 142 ms 79624 KB Output is correct
57 Correct 340 ms 83732 KB Output is correct
58 Correct 197 ms 83732 KB Output is correct
59 Correct 228 ms 83732 KB Output is correct
60 Correct 219 ms 83732 KB Output is correct
61 Correct 257 ms 83732 KB Output is correct
62 Correct 240 ms 83732 KB Output is correct
63 Correct 304 ms 83732 KB Output is correct
64 Correct 265 ms 83732 KB Output is correct
65 Correct 104 ms 83732 KB Output is correct
66 Correct 130 ms 83732 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 380 KB Output is correct
3 Correct 2 ms 440 KB Output is correct
4 Correct 2 ms 516 KB Output is correct
5 Correct 2 ms 516 KB Output is correct
6 Correct 2 ms 532 KB Output is correct
7 Correct 2 ms 580 KB Output is correct
8 Correct 2 ms 580 KB Output is correct
9 Correct 2 ms 580 KB Output is correct
10 Correct 2 ms 708 KB Output is correct
11 Correct 2 ms 708 KB Output is correct
12 Correct 2 ms 752 KB Output is correct
13 Correct 2 ms 752 KB Output is correct
14 Correct 2 ms 848 KB Output is correct
15 Correct 2 ms 848 KB Output is correct
16 Correct 2 ms 848 KB Output is correct
17 Correct 2 ms 848 KB Output is correct
18 Correct 2 ms 848 KB Output is correct
19 Correct 2 ms 860 KB Output is correct
20 Correct 2 ms 860 KB Output is correct
21 Correct 4 ms 1260 KB Output is correct
22 Correct 4 ms 1388 KB Output is correct
23 Correct 3 ms 1388 KB Output is correct
24 Correct 5 ms 1932 KB Output is correct
25 Correct 9 ms 2892 KB Output is correct
26 Correct 9 ms 3116 KB Output is correct
27 Correct 9 ms 3116 KB Output is correct
28 Correct 9 ms 3116 KB Output is correct
29 Correct 9 ms 3132 KB Output is correct
30 Correct 5 ms 3132 KB Output is correct
31 Correct 8 ms 3132 KB Output is correct
32 Correct 6 ms 3132 KB Output is correct
33 Correct 9 ms 3136 KB Output is correct
34 Correct 9 ms 3136 KB Output is correct
35 Correct 8 ms 3136 KB Output is correct
36 Correct 6 ms 3136 KB Output is correct
37 Correct 37 ms 9408 KB Output is correct
38 Correct 33 ms 9660 KB Output is correct
39 Correct 101 ms 32208 KB Output is correct
40 Correct 70 ms 32208 KB Output is correct
41 Correct 119 ms 40892 KB Output is correct
42 Correct 64 ms 40892 KB Output is correct
43 Correct 114 ms 40892 KB Output is correct
44 Correct 119 ms 40892 KB Output is correct
45 Correct 118 ms 40892 KB Output is correct
46 Correct 53 ms 40892 KB Output is correct
47 Correct 67 ms 40892 KB Output is correct
48 Correct 122 ms 40892 KB Output is correct
49 Correct 112 ms 40892 KB Output is correct
50 Correct 77 ms 40892 KB Output is correct
51 Correct 57 ms 40892 KB Output is correct
52 Correct 157 ms 40892 KB Output is correct
53 Correct 118 ms 40892 KB Output is correct
54 Correct 169 ms 41032 KB Output is correct
55 Correct 346 ms 79624 KB Output is correct
56 Correct 142 ms 79624 KB Output is correct
57 Correct 340 ms 83732 KB Output is correct
58 Correct 197 ms 83732 KB Output is correct
59 Correct 228 ms 83732 KB Output is correct
60 Correct 219 ms 83732 KB Output is correct
61 Correct 257 ms 83732 KB Output is correct
62 Correct 240 ms 83732 KB Output is correct
63 Correct 304 ms 83732 KB Output is correct
64 Correct 265 ms 83732 KB Output is correct
65 Correct 104 ms 83732 KB Output is correct
66 Correct 130 ms 83732 KB Output is correct
67 Correct 271 ms 83732 KB Output is correct
68 Correct 407 ms 124496 KB Output is correct
69 Runtime error 163 ms 124496 KB Execution killed with signal 11 (could be triggered by violating memory limits)
70 Halted 0 ms 0 KB -