Submission #91002

# Submission time Handle Problem Language Result Execution time Memory
91002 2018-12-25T14:34:11 Z popovicirobert Bootfall (IZhO17_bootfall) C++14
100 / 100
478 ms 3796 KB
#include <bits/stdc++.h>
#define lsb(x) (x & (-x))
#define ll long long
#define ull unsigned long long
#define ld long double
// 217
// 44

using namespace std;

const int MOD = (int) 1e9 + 7;
const int MAXN = 500;

int arr[MAXN + 1];
int dp[MAXN * MAXN + 1];

inline void mod(int &x) {
    if(x >= MOD)
        x -= MOD;
}

int fr[MAXN * MAXN + 1];

int main() {
    //ifstream cin("A.in");
    //ofstream cout("A.out");
    int i, j, n;
    ios::sync_with_stdio(false);
    cin.tie(0), cout.tie(0);
    cin >> n;
    dp[0] = 1;
    int sum = 0;
    for(i = 1; i <= n; i++) {
        cin >> arr[i];
        for(j = sum; j >= 0; j--) {
            dp[j + arr[i]] += dp[j];
            mod(dp[j + arr[i]]);
        }
        sum += arr[i];
    }
    if(dp[sum / 2] == 0) {
        cout << 0;
        return 0;
    }
    for(i = n; i >= 1; i--) {
        for(j = arr[i]; j <= sum; j++) {
            dp[j] -= dp[j - arr[i]] - MOD;
            mod(dp[j]);
        }
        if(i < n) {
            for(j = sum; j >= arr[i + 1]; j--) {
                dp[j] += dp[j - arr[i + 1]];
                mod(dp[j]);
            }
        }
        for(j = 0; j <= sum; j++) {
            if(dp[j] > 0) {
                int x = 2 * j - sum + arr[i];
                if(x >= 0 && x <= sum) {
                    fr[x]++;
                }
            }
        }
    }
    int ans = 0;
    for(i = 1; i <= sum; i++) {
        if(fr[i] == n) {
            ans++;
        }
    }
    cout << ans << "\n";
    for(i = 0; i <= sum; i++) {
        if(fr[i] == n) {
            cout << i << " ";
        }
    }
    //cin.close();
    //cout.close();
    return 0;
}

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 448 KB Output is correct
4 Correct 2 ms 448 KB Output is correct
5 Correct 2 ms 472 KB Output is correct
6 Correct 2 ms 480 KB Output is correct
7 Correct 2 ms 484 KB Output is correct
8 Correct 2 ms 576 KB Output is correct
9 Correct 2 ms 668 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 448 KB Output is correct
4 Correct 2 ms 448 KB Output is correct
5 Correct 2 ms 472 KB Output is correct
6 Correct 2 ms 480 KB Output is correct
7 Correct 2 ms 484 KB Output is correct
8 Correct 2 ms 576 KB Output is correct
9 Correct 2 ms 668 KB Output is correct
10 Correct 2 ms 668 KB Output is correct
11 Correct 2 ms 668 KB Output is correct
12 Correct 2 ms 668 KB Output is correct
13 Correct 2 ms 668 KB Output is correct
14 Correct 2 ms 668 KB Output is correct
15 Correct 2 ms 856 KB Output is correct
16 Correct 2 ms 856 KB Output is correct
17 Correct 2 ms 856 KB Output is correct
18 Correct 2 ms 856 KB Output is correct
19 Correct 2 ms 856 KB Output is correct
20 Correct 2 ms 856 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 448 KB Output is correct
4 Correct 2 ms 448 KB Output is correct
5 Correct 2 ms 472 KB Output is correct
6 Correct 2 ms 480 KB Output is correct
7 Correct 2 ms 484 KB Output is correct
8 Correct 2 ms 576 KB Output is correct
9 Correct 2 ms 668 KB Output is correct
10 Correct 2 ms 668 KB Output is correct
11 Correct 2 ms 668 KB Output is correct
12 Correct 2 ms 668 KB Output is correct
13 Correct 2 ms 668 KB Output is correct
14 Correct 2 ms 668 KB Output is correct
15 Correct 2 ms 856 KB Output is correct
16 Correct 2 ms 856 KB Output is correct
17 Correct 2 ms 856 KB Output is correct
18 Correct 2 ms 856 KB Output is correct
19 Correct 2 ms 856 KB Output is correct
20 Correct 2 ms 856 KB Output is correct
21 Correct 3 ms 856 KB Output is correct
22 Correct 3 ms 856 KB Output is correct
23 Correct 2 ms 856 KB Output is correct
24 Correct 3 ms 860 KB Output is correct
25 Correct 5 ms 924 KB Output is correct
26 Correct 6 ms 924 KB Output is correct
27 Correct 6 ms 924 KB Output is correct
28 Correct 7 ms 924 KB Output is correct
29 Correct 6 ms 936 KB Output is correct
30 Correct 3 ms 936 KB Output is correct
31 Correct 5 ms 936 KB Output is correct
32 Correct 4 ms 936 KB Output is correct
33 Correct 5 ms 936 KB Output is correct
34 Correct 5 ms 936 KB Output is correct
35 Correct 7 ms 944 KB Output is correct
36 Correct 4 ms 976 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 448 KB Output is correct
4 Correct 2 ms 448 KB Output is correct
5 Correct 2 ms 472 KB Output is correct
6 Correct 2 ms 480 KB Output is correct
7 Correct 2 ms 484 KB Output is correct
8 Correct 2 ms 576 KB Output is correct
9 Correct 2 ms 668 KB Output is correct
10 Correct 2 ms 668 KB Output is correct
11 Correct 2 ms 668 KB Output is correct
12 Correct 2 ms 668 KB Output is correct
13 Correct 2 ms 668 KB Output is correct
14 Correct 2 ms 668 KB Output is correct
15 Correct 2 ms 856 KB Output is correct
16 Correct 2 ms 856 KB Output is correct
17 Correct 2 ms 856 KB Output is correct
18 Correct 2 ms 856 KB Output is correct
19 Correct 2 ms 856 KB Output is correct
20 Correct 2 ms 856 KB Output is correct
21 Correct 3 ms 856 KB Output is correct
22 Correct 3 ms 856 KB Output is correct
23 Correct 2 ms 856 KB Output is correct
24 Correct 3 ms 860 KB Output is correct
25 Correct 5 ms 924 KB Output is correct
26 Correct 6 ms 924 KB Output is correct
27 Correct 6 ms 924 KB Output is correct
28 Correct 7 ms 924 KB Output is correct
29 Correct 6 ms 936 KB Output is correct
30 Correct 3 ms 936 KB Output is correct
31 Correct 5 ms 936 KB Output is correct
32 Correct 4 ms 936 KB Output is correct
33 Correct 5 ms 936 KB Output is correct
34 Correct 5 ms 936 KB Output is correct
35 Correct 7 ms 944 KB Output is correct
36 Correct 4 ms 976 KB Output is correct
37 Correct 15 ms 1056 KB Output is correct
38 Correct 16 ms 1108 KB Output is correct
39 Correct 52 ms 1320 KB Output is correct
40 Correct 33 ms 1320 KB Output is correct
41 Correct 65 ms 1456 KB Output is correct
42 Correct 28 ms 1456 KB Output is correct
43 Correct 50 ms 1524 KB Output is correct
44 Correct 54 ms 1524 KB Output is correct
45 Correct 55 ms 1524 KB Output is correct
46 Correct 47 ms 1524 KB Output is correct
47 Correct 31 ms 1524 KB Output is correct
48 Correct 63 ms 1524 KB Output is correct
49 Correct 73 ms 1544 KB Output is correct
50 Correct 31 ms 1544 KB Output is correct
51 Correct 30 ms 1544 KB Output is correct
52 Correct 74 ms 1780 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 448 KB Output is correct
4 Correct 2 ms 448 KB Output is correct
5 Correct 2 ms 472 KB Output is correct
6 Correct 2 ms 480 KB Output is correct
7 Correct 2 ms 484 KB Output is correct
8 Correct 2 ms 576 KB Output is correct
9 Correct 2 ms 668 KB Output is correct
10 Correct 2 ms 668 KB Output is correct
11 Correct 2 ms 668 KB Output is correct
12 Correct 2 ms 668 KB Output is correct
13 Correct 2 ms 668 KB Output is correct
14 Correct 2 ms 668 KB Output is correct
15 Correct 2 ms 856 KB Output is correct
16 Correct 2 ms 856 KB Output is correct
17 Correct 2 ms 856 KB Output is correct
18 Correct 2 ms 856 KB Output is correct
19 Correct 2 ms 856 KB Output is correct
20 Correct 2 ms 856 KB Output is correct
21 Correct 3 ms 856 KB Output is correct
22 Correct 3 ms 856 KB Output is correct
23 Correct 2 ms 856 KB Output is correct
24 Correct 3 ms 860 KB Output is correct
25 Correct 5 ms 924 KB Output is correct
26 Correct 6 ms 924 KB Output is correct
27 Correct 6 ms 924 KB Output is correct
28 Correct 7 ms 924 KB Output is correct
29 Correct 6 ms 936 KB Output is correct
30 Correct 3 ms 936 KB Output is correct
31 Correct 5 ms 936 KB Output is correct
32 Correct 4 ms 936 KB Output is correct
33 Correct 5 ms 936 KB Output is correct
34 Correct 5 ms 936 KB Output is correct
35 Correct 7 ms 944 KB Output is correct
36 Correct 4 ms 976 KB Output is correct
37 Correct 15 ms 1056 KB Output is correct
38 Correct 16 ms 1108 KB Output is correct
39 Correct 52 ms 1320 KB Output is correct
40 Correct 33 ms 1320 KB Output is correct
41 Correct 65 ms 1456 KB Output is correct
42 Correct 28 ms 1456 KB Output is correct
43 Correct 50 ms 1524 KB Output is correct
44 Correct 54 ms 1524 KB Output is correct
45 Correct 55 ms 1524 KB Output is correct
46 Correct 47 ms 1524 KB Output is correct
47 Correct 31 ms 1524 KB Output is correct
48 Correct 63 ms 1524 KB Output is correct
49 Correct 73 ms 1544 KB Output is correct
50 Correct 31 ms 1544 KB Output is correct
51 Correct 30 ms 1544 KB Output is correct
52 Correct 74 ms 1780 KB Output is correct
53 Correct 51 ms 1780 KB Output is correct
54 Correct 69 ms 1780 KB Output is correct
55 Correct 146 ms 2164 KB Output is correct
56 Correct 65 ms 2164 KB Output is correct
57 Correct 149 ms 2308 KB Output is correct
58 Correct 77 ms 2308 KB Output is correct
59 Correct 100 ms 2308 KB Output is correct
60 Correct 75 ms 2308 KB Output is correct
61 Correct 105 ms 2308 KB Output is correct
62 Correct 116 ms 2308 KB Output is correct
63 Correct 127 ms 2308 KB Output is correct
64 Correct 121 ms 2308 KB Output is correct
65 Correct 59 ms 2308 KB Output is correct
66 Correct 73 ms 2308 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 448 KB Output is correct
4 Correct 2 ms 448 KB Output is correct
5 Correct 2 ms 472 KB Output is correct
6 Correct 2 ms 480 KB Output is correct
7 Correct 2 ms 484 KB Output is correct
8 Correct 2 ms 576 KB Output is correct
9 Correct 2 ms 668 KB Output is correct
10 Correct 2 ms 668 KB Output is correct
11 Correct 2 ms 668 KB Output is correct
12 Correct 2 ms 668 KB Output is correct
13 Correct 2 ms 668 KB Output is correct
14 Correct 2 ms 668 KB Output is correct
15 Correct 2 ms 856 KB Output is correct
16 Correct 2 ms 856 KB Output is correct
17 Correct 2 ms 856 KB Output is correct
18 Correct 2 ms 856 KB Output is correct
19 Correct 2 ms 856 KB Output is correct
20 Correct 2 ms 856 KB Output is correct
21 Correct 3 ms 856 KB Output is correct
22 Correct 3 ms 856 KB Output is correct
23 Correct 2 ms 856 KB Output is correct
24 Correct 3 ms 860 KB Output is correct
25 Correct 5 ms 924 KB Output is correct
26 Correct 6 ms 924 KB Output is correct
27 Correct 6 ms 924 KB Output is correct
28 Correct 7 ms 924 KB Output is correct
29 Correct 6 ms 936 KB Output is correct
30 Correct 3 ms 936 KB Output is correct
31 Correct 5 ms 936 KB Output is correct
32 Correct 4 ms 936 KB Output is correct
33 Correct 5 ms 936 KB Output is correct
34 Correct 5 ms 936 KB Output is correct
35 Correct 7 ms 944 KB Output is correct
36 Correct 4 ms 976 KB Output is correct
37 Correct 15 ms 1056 KB Output is correct
38 Correct 16 ms 1108 KB Output is correct
39 Correct 52 ms 1320 KB Output is correct
40 Correct 33 ms 1320 KB Output is correct
41 Correct 65 ms 1456 KB Output is correct
42 Correct 28 ms 1456 KB Output is correct
43 Correct 50 ms 1524 KB Output is correct
44 Correct 54 ms 1524 KB Output is correct
45 Correct 55 ms 1524 KB Output is correct
46 Correct 47 ms 1524 KB Output is correct
47 Correct 31 ms 1524 KB Output is correct
48 Correct 63 ms 1524 KB Output is correct
49 Correct 73 ms 1544 KB Output is correct
50 Correct 31 ms 1544 KB Output is correct
51 Correct 30 ms 1544 KB Output is correct
52 Correct 74 ms 1780 KB Output is correct
53 Correct 51 ms 1780 KB Output is correct
54 Correct 69 ms 1780 KB Output is correct
55 Correct 146 ms 2164 KB Output is correct
56 Correct 65 ms 2164 KB Output is correct
57 Correct 149 ms 2308 KB Output is correct
58 Correct 77 ms 2308 KB Output is correct
59 Correct 100 ms 2308 KB Output is correct
60 Correct 75 ms 2308 KB Output is correct
61 Correct 105 ms 2308 KB Output is correct
62 Correct 116 ms 2308 KB Output is correct
63 Correct 127 ms 2308 KB Output is correct
64 Correct 121 ms 2308 KB Output is correct
65 Correct 59 ms 2308 KB Output is correct
66 Correct 73 ms 2308 KB Output is correct
67 Correct 108 ms 2308 KB Output is correct
68 Correct 28 ms 2308 KB Output is correct
69 Correct 376 ms 3264 KB Output is correct
70 Correct 236 ms 3264 KB Output is correct
71 Correct 230 ms 3264 KB Output is correct
72 Correct 218 ms 3264 KB Output is correct
73 Correct 218 ms 3264 KB Output is correct
74 Correct 419 ms 3532 KB Output is correct
75 Correct 314 ms 3532 KB Output is correct
76 Correct 478 ms 3796 KB Output is correct
77 Correct 428 ms 3796 KB Output is correct