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Submission #522895

# Submission time Handle Problem Language Result Execution time Memory
522895 2022-02-06T11:01:47 Z Nursik Bootfall (IZhO17_bootfall) C++14
13 / 100
 69 ms 2740 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] > 0){
                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 8 ms 2636 KB Output is correct
3 Correct 2 ms 1356 KB Output is correct
4 Correct 7 ms 2740 KB Output is correct
5 Correct 14 ms 2652 KB Output is correct
6 Correct 11 ms 2636 KB Output is correct
7 Correct 9 ms 2648 KB Output is correct
8 Correct 15 ms 2652 KB Output is correct
9 Correct 12 ms 2652 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 8 ms 2636 KB Output is correct
3 Correct 2 ms 1356 KB Output is correct
4 Correct 7 ms 2740 KB Output is correct
5 Correct 14 ms 2652 KB Output is correct
6 Correct 11 ms 2636 KB Output is correct
7 Correct 9 ms 2648 KB Output is correct
8 Correct 15 ms 2652 KB Output is correct
9 Correct 12 ms 2652 KB Output is correct
10 Correct 32 ms 2636 KB Output is correct
11 Correct 34 ms 2636 KB Output is correct
12 Correct 33 ms 2636 KB Output is correct
13 Correct 30 ms 2644 KB Output is correct
14 Correct 32 ms 2640 KB Output is correct
15 Correct 32 ms 2636 KB Output is correct
16 Correct 34 ms 2636 KB Output is correct
17 Correct 22 ms 2636 KB Output is correct
18 Correct 28 ms 2648 KB Output is correct
19 Correct 29 ms 2636 KB Output is correct
20 Correct 32 ms 2636 KB Output is correct

Subtask #3
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 2636 KB Output is correct
2 Correct 8 ms 2636 KB Output is correct
3 Correct 2 ms 1356 KB Output is correct
4 Correct 7 ms 2740 KB Output is correct
5 Correct 14 ms 2652 KB Output is correct
6 Correct 11 ms 2636 KB Output is correct
7 Correct 9 ms 2648 KB Output is correct
8 Correct 15 ms 2652 KB Output is correct
9 Correct 12 ms 2652 KB Output is correct
10 Correct 32 ms 2636 KB Output is correct
11 Correct 34 ms 2636 KB Output is correct
12 Correct 33 ms 2636 KB Output is correct
13 Correct 30 ms 2644 KB Output is correct
14 Correct 32 ms 2640 KB Output is correct
15 Correct 32 ms 2636 KB Output is correct
16 Correct 34 ms 2636 KB Output is correct
17 Correct 22 ms 2636 KB Output is correct
18 Correct 28 ms 2648 KB Output is correct
19 Correct 29 ms 2636 KB Output is correct
20 Correct 32 ms 2636 KB Output is correct
21 Incorrect 69 ms 2640 KB Output isn't correct
22 Halted 0 ms 0 KB -

Subtask #4
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 2636 KB Output is correct
2 Correct 8 ms 2636 KB Output is correct
3 Correct 2 ms 1356 KB Output is correct
4 Correct 7 ms 2740 KB Output is correct
5 Correct 14 ms 2652 KB Output is correct
6 Correct 11 ms 2636 KB Output is correct
7 Correct 9 ms 2648 KB Output is correct
8 Correct 15 ms 2652 KB Output is correct
9 Correct 12 ms 2652 KB Output is correct
10 Correct 32 ms 2636 KB Output is correct
11 Correct 34 ms 2636 KB Output is correct
12 Correct 33 ms 2636 KB Output is correct
13 Correct 30 ms 2644 KB Output is correct
14 Correct 32 ms 2640 KB Output is correct
15 Correct 32 ms 2636 KB Output is correct
16 Correct 34 ms 2636 KB Output is correct
17 Correct 22 ms 2636 KB Output is correct
18 Correct 28 ms 2648 KB Output is correct
19 Correct 29 ms 2636 KB Output is correct
20 Correct 32 ms 2636 KB Output is correct
21 Incorrect 69 ms 2640 KB Output isn't correct
22 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 2636 KB Output is correct
2 Correct 8 ms 2636 KB Output is correct
3 Correct 2 ms 1356 KB Output is correct
4 Correct 7 ms 2740 KB Output is correct
5 Correct 14 ms 2652 KB Output is correct
6 Correct 11 ms 2636 KB Output is correct
7 Correct 9 ms 2648 KB Output is correct
8 Correct 15 ms 2652 KB Output is correct
9 Correct 12 ms 2652 KB Output is correct
10 Correct 32 ms 2636 KB Output is correct
11 Correct 34 ms 2636 KB Output is correct
12 Correct 33 ms 2636 KB Output is correct
13 Correct 30 ms 2644 KB Output is correct
14 Correct 32 ms 2640 KB Output is correct
15 Correct 32 ms 2636 KB Output is correct
16 Correct 34 ms 2636 KB Output is correct
17 Correct 22 ms 2636 KB Output is correct
18 Correct 28 ms 2648 KB Output is correct
19 Correct 29 ms 2636 KB Output is correct
20 Correct 32 ms 2636 KB Output is correct
21 Incorrect 69 ms 2640 KB Output isn't correct
22 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 2636 KB Output is correct
2 Correct 8 ms 2636 KB Output is correct
3 Correct 2 ms 1356 KB Output is correct
4 Correct 7 ms 2740 KB Output is correct
5 Correct 14 ms 2652 KB Output is correct
6 Correct 11 ms 2636 KB Output is correct
7 Correct 9 ms 2648 KB Output is correct
8 Correct 15 ms 2652 KB Output is correct
9 Correct 12 ms 2652 KB Output is correct
10 Correct 32 ms 2636 KB Output is correct
11 Correct 34 ms 2636 KB Output is correct
12 Correct 33 ms 2636 KB Output is correct
13 Correct 30 ms 2644 KB Output is correct
14 Correct 32 ms 2640 KB Output is correct
15 Correct 32 ms 2636 KB Output is correct
16 Correct 34 ms 2636 KB Output is correct
17 Correct 22 ms 2636 KB Output is correct
18 Correct 28 ms 2648 KB Output is correct
19 Correct 29 ms 2636 KB Output is correct
20 Correct 32 ms 2636 KB Output is correct
21 Incorrect 69 ms 2640 KB Output isn't correct
22 Halted 0 ms 0 KB -