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Submission #522896

# Submission time Handle Problem Language Result Execution time Memory
522896 2022-02-06T11:06:28 Z Nursik Bootfall (IZhO17_bootfall) C++14
100 / 100
 641 ms 4828 KB 
#include <bits/stdc++.h>

#define pb push_back
#define ll long long
#define ld long double
#define f first
#define s second
#define mp make_pair

const ll maxn = 5e2 + 1, maxm = 3e5 + 1,  maxk = 61;
const ll inf = 1000000000, mod = inf + 7, mod2 = 998244353;
const ll pa = 31, block = 400;

using namespace std;

int n, sum;
int a[maxn], dp[maxm], cnt[maxm], ans[maxm];
int main(){
  //  ios_base::sync_with_stdio(false);
   // cin.tie(0), cout.tie(0);
    cin >> n;
    dp[0] = 1;
    for (int i = 1; i <= n; ++i){
        cin >> a[i];
        for(int j = maxm - 1; j >= a[i]; j--)
            dp[j] += dp[j - a[i]];
        sum += a[i];
    }
    if (sum % 2 != 0 || dp[sum / 2] == 0){
        cout << 0;
        return 0;
    }
    for (int i = 1; i <= n; ++i){
        for (int j = a[i]; j <= maxm - 1; ++j){
            dp[j] -= dp[j - a[i]];
        }
        for (int j = 0; j <= maxm - 1; ++j){
            if (dp[j]){
                int f = j, s = sum - a[i] - j;
                int rz = abs(f - s);
                cnt[rz] = 1;
            }
        }
        for (int j = 0; j <= maxm - 1; ++j){
            if (cnt[j] > 0){
                ans[j]++;
            }
            cnt[j] = 0;
        }
        for (int j = maxm - 1; j >= a[i]; --j){
            dp[j] += dp[j - a[i]];
        }
    }
    vector<int> v;
    for (int i = 1; i <= maxm - 1; ++i){
        if (ans[i] == n){
            v.pb(i);
        }
    }
    cout << v.size() << '\n';
    for (auto it : v){
        cout << it << " ";
    }
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 2636 KB Output is correct
2 Correct 9 ms 2644 KB Output is correct
3 Correct 2 ms 1356 KB Output is correct
4 Correct 7 ms 2648 KB Output is correct
5 Correct 21 ms 2644 KB Output is correct
6 Correct 13 ms 2644 KB Output is correct
7 Correct 10 ms 2648 KB Output is correct
8 Correct 15 ms 2636 KB Output is correct
9 Correct 13 ms 2644 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 2636 KB Output is correct
2 Correct 9 ms 2644 KB Output is correct
3 Correct 2 ms 1356 KB Output is correct
4 Correct 7 ms 2648 KB Output is correct
5 Correct 21 ms 2644 KB Output is correct
6 Correct 13 ms 2644 KB Output is correct
7 Correct 10 ms 2648 KB Output is correct
8 Correct 15 ms 2636 KB Output is correct
9 Correct 13 ms 2644 KB Output is correct
10 Correct 32 ms 2636 KB Output is correct
11 Correct 34 ms 2620 KB Output is correct
12 Correct 32 ms 2628 KB Output is correct
13 Correct 29 ms 2636 KB Output is correct
14 Correct 31 ms 2652 KB Output is correct
15 Correct 33 ms 2636 KB Output is correct
16 Correct 49 ms 2636 KB Output is correct
17 Correct 34 ms 2636 KB Output is correct
18 Correct 28 ms 2636 KB Output is correct
19 Correct 30 ms 2636 KB Output is correct
20 Correct 32 ms 2632 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 2636 KB Output is correct
2 Correct 9 ms 2644 KB Output is correct
3 Correct 2 ms 1356 KB Output is correct
4 Correct 7 ms 2648 KB Output is correct
5 Correct 21 ms 2644 KB Output is correct
6 Correct 13 ms 2644 KB Output is correct
7 Correct 10 ms 2648 KB Output is correct
8 Correct 15 ms 2636 KB Output is correct
9 Correct 13 ms 2644 KB Output is correct
10 Correct 32 ms 2636 KB Output is correct
11 Correct 34 ms 2620 KB Output is correct
12 Correct 32 ms 2628 KB Output is correct
13 Correct 29 ms 2636 KB Output is correct
14 Correct 31 ms 2652 KB Output is correct
15 Correct 33 ms 2636 KB Output is correct
16 Correct 49 ms 2636 KB Output is correct
17 Correct 34 ms 2636 KB Output is correct
18 Correct 28 ms 2636 KB Output is correct
19 Correct 30 ms 2636 KB Output is correct
20 Correct 32 ms 2632 KB Output is correct
21 Correct 70 ms 2636 KB Output is correct
22 Correct 82 ms 2636 KB Output is correct
23 Correct 57 ms 2652 KB Output is correct
24 Correct 125 ms 2644 KB Output is correct
25 Correct 95 ms 2656 KB Output is correct
26 Correct 101 ms 2664 KB Output is correct
27 Correct 103 ms 2664 KB Output is correct
28 Correct 134 ms 2664 KB Output is correct
29 Correct 106 ms 2660 KB Output is correct
30 Correct 104 ms 2648 KB Output is correct
31 Correct 102 ms 2656 KB Output is correct
32 Correct 106 ms 2644 KB Output is correct
33 Correct 102 ms 2636 KB Output is correct
34 Correct 135 ms 2660 KB Output is correct
35 Correct 106 ms 2664 KB Output is correct
36 Correct 102 ms 2636 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 2636 KB Output is correct
2 Correct 9 ms 2644 KB Output is correct
3 Correct 2 ms 1356 KB Output is correct
4 Correct 7 ms 2648 KB Output is correct
5 Correct 21 ms 2644 KB Output is correct
6 Correct 13 ms 2644 KB Output is correct
7 Correct 10 ms 2648 KB Output is correct
8 Correct 15 ms 2636 KB Output is correct
9 Correct 13 ms 2644 KB Output is correct
10 Correct 32 ms 2636 KB Output is correct
11 Correct 34 ms 2620 KB Output is correct
12 Correct 32 ms 2628 KB Output is correct
13 Correct 29 ms 2636 KB Output is correct
14 Correct 31 ms 2652 KB Output is correct
15 Correct 33 ms 2636 KB Output is correct
16 Correct 49 ms 2636 KB Output is correct
17 Correct 34 ms 2636 KB Output is correct
18 Correct 28 ms 2636 KB Output is correct
19 Correct 30 ms 2636 KB Output is correct
20 Correct 32 ms 2632 KB Output is correct
21 Correct 70 ms 2636 KB Output is correct
22 Correct 82 ms 2636 KB Output is correct
23 Correct 57 ms 2652 KB Output is correct
24 Correct 125 ms 2644 KB Output is correct
25 Correct 95 ms 2656 KB Output is correct
26 Correct 101 ms 2664 KB Output is correct
27 Correct 103 ms 2664 KB Output is correct
28 Correct 134 ms 2664 KB Output is correct
29 Correct 106 ms 2660 KB Output is correct
30 Correct 104 ms 2648 KB Output is correct
31 Correct 102 ms 2656 KB Output is correct
32 Correct 106 ms 2644 KB Output is correct
33 Correct 102 ms 2636 KB Output is correct
34 Correct 135 ms 2660 KB Output is correct
35 Correct 106 ms 2664 KB Output is correct
36 Correct 102 ms 2636 KB Output is correct
37 Correct 199 ms 2732 KB Output is correct
38 Correct 211 ms 2828 KB Output is correct
39 Correct 255 ms 2756 KB Output is correct
40 Correct 318 ms 2872 KB Output is correct
41 Correct 298 ms 2912 KB Output is correct
42 Correct 250 ms 2864 KB Output is correct
43 Correct 256 ms 3140 KB Output is correct
44 Correct 304 ms 3224 KB Output is correct
45 Correct 255 ms 3236 KB Output is correct
46 Correct 358 ms 2860 KB Output is correct
47 Correct 255 ms 2888 KB Output is correct
48 Correct 273 ms 3120 KB Output is correct
49 Correct 274 ms 2864 KB Output is correct
50 Correct 255 ms 2884 KB Output is correct
51 Correct 46 ms 1476 KB Output is correct
52 Correct 296 ms 3372 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 2636 KB Output is correct
2 Correct 9 ms 2644 KB Output is correct
3 Correct 2 ms 1356 KB Output is correct
4 Correct 7 ms 2648 KB Output is correct
5 Correct 21 ms 2644 KB Output is correct
6 Correct 13 ms 2644 KB Output is correct
7 Correct 10 ms 2648 KB Output is correct
8 Correct 15 ms 2636 KB Output is correct
9 Correct 13 ms 2644 KB Output is correct
10 Correct 32 ms 2636 KB Output is correct
11 Correct 34 ms 2620 KB Output is correct
12 Correct 32 ms 2628 KB Output is correct
13 Correct 29 ms 2636 KB Output is correct
14 Correct 31 ms 2652 KB Output is correct
15 Correct 33 ms 2636 KB Output is correct
16 Correct 49 ms 2636 KB Output is correct
17 Correct 34 ms 2636 KB Output is correct
18 Correct 28 ms 2636 KB Output is correct
19 Correct 30 ms 2636 KB Output is correct
20 Correct 32 ms 2632 KB Output is correct
21 Correct 70 ms 2636 KB Output is correct
22 Correct 82 ms 2636 KB Output is correct
23 Correct 57 ms 2652 KB Output is correct
24 Correct 125 ms 2644 KB Output is correct
25 Correct 95 ms 2656 KB Output is correct
26 Correct 101 ms 2664 KB Output is correct
27 Correct 103 ms 2664 KB Output is correct
28 Correct 134 ms 2664 KB Output is correct
29 Correct 106 ms 2660 KB Output is correct
30 Correct 104 ms 2648 KB Output is correct
31 Correct 102 ms 2656 KB Output is correct
32 Correct 106 ms 2644 KB Output is correct
33 Correct 102 ms 2636 KB Output is correct
34 Correct 135 ms 2660 KB Output is correct
35 Correct 106 ms 2664 KB Output is correct
36 Correct 102 ms 2636 KB Output is correct
37 Correct 199 ms 2732 KB Output is correct
38 Correct 211 ms 2828 KB Output is correct
39 Correct 255 ms 2756 KB Output is correct
40 Correct 318 ms 2872 KB Output is correct
41 Correct 298 ms 2912 KB Output is correct
42 Correct 250 ms 2864 KB Output is correct
43 Correct 256 ms 3140 KB Output is correct
44 Correct 304 ms 3224 KB Output is correct
45 Correct 255 ms 3236 KB Output is correct
46 Correct 358 ms 2860 KB Output is correct
47 Correct 255 ms 2888 KB Output is correct
48 Correct 273 ms 3120 KB Output is correct
49 Correct 274 ms 2864 KB Output is correct
50 Correct 255 ms 2884 KB Output is correct
51 Correct 46 ms 1476 KB Output is correct
52 Correct 296 ms 3372 KB Output is correct
53 Correct 347 ms 3140 KB Output is correct
54 Correct 433 ms 3228 KB Output is correct
55 Correct 379 ms 3648 KB Output is correct
56 Correct 342 ms 3244 KB Output is correct
57 Correct 365 ms 3720 KB Output is correct
58 Correct 377 ms 3252 KB Output is correct
59 Correct 373 ms 3312 KB Output is correct
60 Correct 56 ms 1356 KB Output is correct
61 Correct 445 ms 3520 KB Output is correct
62 Correct 355 ms 3504 KB Output is correct
63 Correct 368 ms 3648 KB Output is correct
64 Correct 335 ms 3624 KB Output is correct
65 Correct 331 ms 2868 KB Output is correct
66 Correct 333 ms 2832 KB Output is correct

Subtask #6
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 2636 KB Output is correct
2 Correct 9 ms 2644 KB Output is correct
3 Correct 2 ms 1356 KB Output is correct
4 Correct 7 ms 2648 KB Output is correct
5 Correct 21 ms 2644 KB Output is correct
6 Correct 13 ms 2644 KB Output is correct
7 Correct 10 ms 2648 KB Output is correct
8 Correct 15 ms 2636 KB Output is correct
9 Correct 13 ms 2644 KB Output is correct
10 Correct 32 ms 2636 KB Output is correct
11 Correct 34 ms 2620 KB Output is correct
12 Correct 32 ms 2628 KB Output is correct
13 Correct 29 ms 2636 KB Output is correct
14 Correct 31 ms 2652 KB Output is correct
15 Correct 33 ms 2636 KB Output is correct
16 Correct 49 ms 2636 KB Output is correct
17 Correct 34 ms 2636 KB Output is correct
18 Correct 28 ms 2636 KB Output is correct
19 Correct 30 ms 2636 KB Output is correct
20 Correct 32 ms 2632 KB Output is correct
21 Correct 70 ms 2636 KB Output is correct
22 Correct 82 ms 2636 KB Output is correct
23 Correct 57 ms 2652 KB Output is correct
24 Correct 125 ms 2644 KB Output is correct
25 Correct 95 ms 2656 KB Output is correct
26 Correct 101 ms 2664 KB Output is correct
27 Correct 103 ms 2664 KB Output is correct
28 Correct 134 ms 2664 KB Output is correct
29 Correct 106 ms 2660 KB Output is correct
30 Correct 104 ms 2648 KB Output is correct
31 Correct 102 ms 2656 KB Output is correct
32 Correct 106 ms 2644 KB Output is correct
33 Correct 102 ms 2636 KB Output is correct
34 Correct 135 ms 2660 KB Output is correct
35 Correct 106 ms 2664 KB Output is correct
36 Correct 102 ms 2636 KB Output is correct
37 Correct 199 ms 2732 KB Output is correct
38 Correct 211 ms 2828 KB Output is correct
39 Correct 255 ms 2756 KB Output is correct
40 Correct 318 ms 2872 KB Output is correct
41 Correct 298 ms 2912 KB Output is correct
42 Correct 250 ms 2864 KB Output is correct
43 Correct 256 ms 3140 KB Output is correct
44 Correct 304 ms 3224 KB Output is correct
45 Correct 255 ms 3236 KB Output is correct
46 Correct 358 ms 2860 KB Output is correct
47 Correct 255 ms 2888 KB Output is correct
48 Correct 273 ms 3120 KB Output is correct
49 Correct 274 ms 2864 KB Output is correct
50 Correct 255 ms 2884 KB Output is correct
51 Correct 46 ms 1476 KB Output is correct
52 Correct 296 ms 3372 KB Output is correct
53 Correct 347 ms 3140 KB Output is correct
54 Correct 433 ms 3228 KB Output is correct
55 Correct 379 ms 3648 KB Output is correct
56 Correct 342 ms 3244 KB Output is correct
57 Correct 365 ms 3720 KB Output is correct
58 Correct 377 ms 3252 KB Output is correct
59 Correct 373 ms 3312 KB Output is correct
60 Correct 56 ms 1356 KB Output is correct
61 Correct 445 ms 3520 KB Output is correct
62 Correct 355 ms 3504 KB Output is correct
63 Correct 368 ms 3648 KB Output is correct
64 Correct 335 ms 3624 KB Output is correct
65 Correct 331 ms 2868 KB Output is correct
66 Correct 333 ms 2832 KB Output is correct
67 Correct 459 ms 3444 KB Output is correct
68 Correct 74 ms 1356 KB Output is correct
69 Correct 608 ms 4592 KB Output is correct
70 Correct 534 ms 3896 KB Output is correct
71 Correct 641 ms 3876 KB Output is correct
72 Correct 560 ms 3116 KB Output is correct
73 Correct 562 ms 3116 KB Output is correct
74 Correct 587 ms 4644 KB Output is correct
75 Correct 550 ms 4328 KB Output is correct
76 Correct 583 ms 4796 KB Output is correct
77 Correct 604 ms 4828 KB Output is correct