oj.uz

Submission #522898

# Submission time Handle Problem Language Result Execution time Memory
522898 2022-02-06T11:12:20 Z Nursik Bootfall (IZhO17_bootfall) C++14
13 / 100
 97 ms 5016 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;

ll n, sum;
ll 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 9 ms 4940 KB Output is correct
2 Correct 15 ms 4940 KB Output is correct
3 Correct 3 ms 2636 KB Output is correct
4 Correct 8 ms 5000 KB Output is correct
5 Correct 17 ms 4948 KB Output is correct
6 Correct 12 ms 5000 KB Output is correct
7 Correct 10 ms 4992 KB Output is correct
8 Correct 16 ms 5016 KB Output is correct
9 Correct 18 ms 4956 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 4940 KB Output is correct
2 Correct 15 ms 4940 KB Output is correct
3 Correct 3 ms 2636 KB Output is correct
4 Correct 8 ms 5000 KB Output is correct
5 Correct 17 ms 4948 KB Output is correct
6 Correct 12 ms 5000 KB Output is correct
7 Correct 10 ms 4992 KB Output is correct
8 Correct 16 ms 5016 KB Output is correct
9 Correct 18 ms 4956 KB Output is correct
10 Correct 34 ms 4940 KB Output is correct
11 Correct 37 ms 4984 KB Output is correct
12 Correct 35 ms 4940 KB Output is correct
13 Correct 33 ms 4940 KB Output is correct
14 Correct 36 ms 4976 KB Output is correct
15 Correct 37 ms 4984 KB Output is correct
16 Correct 36 ms 4940 KB Output is correct
17 Correct 22 ms 4940 KB Output is correct
18 Correct 32 ms 4988 KB Output is correct
19 Correct 34 ms 4940 KB Output is correct
20 Correct 37 ms 4940 KB Output is correct

Subtask #3
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 4940 KB Output is correct
2 Correct 15 ms 4940 KB Output is correct
3 Correct 3 ms 2636 KB Output is correct
4 Correct 8 ms 5000 KB Output is correct
5 Correct 17 ms 4948 KB Output is correct
6 Correct 12 ms 5000 KB Output is correct
7 Correct 10 ms 4992 KB Output is correct
8 Correct 16 ms 5016 KB Output is correct
9 Correct 18 ms 4956 KB Output is correct
10 Correct 34 ms 4940 KB Output is correct
11 Correct 37 ms 4984 KB Output is correct
12 Correct 35 ms 4940 KB Output is correct
13 Correct 33 ms 4940 KB Output is correct
14 Correct 36 ms 4976 KB Output is correct
15 Correct 37 ms 4984 KB Output is correct
16 Correct 36 ms 4940 KB Output is correct
17 Correct 22 ms 4940 KB Output is correct
18 Correct 32 ms 4988 KB Output is correct
19 Correct 34 ms 4940 KB Output is correct
20 Correct 37 ms 4940 KB Output is correct
21 Correct 70 ms 5000 KB Output is correct
22 Incorrect 97 ms 5000 KB Output isn't correct
23 Halted 0 ms 0 KB -

Subtask #4
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 4940 KB Output is correct
2 Correct 15 ms 4940 KB Output is correct
3 Correct 3 ms 2636 KB Output is correct
4 Correct 8 ms 5000 KB Output is correct
5 Correct 17 ms 4948 KB Output is correct
6 Correct 12 ms 5000 KB Output is correct
7 Correct 10 ms 4992 KB Output is correct
8 Correct 16 ms 5016 KB Output is correct
9 Correct 18 ms 4956 KB Output is correct
10 Correct 34 ms 4940 KB Output is correct
11 Correct 37 ms 4984 KB Output is correct
12 Correct 35 ms 4940 KB Output is correct
13 Correct 33 ms 4940 KB Output is correct
14 Correct 36 ms 4976 KB Output is correct
15 Correct 37 ms 4984 KB Output is correct
16 Correct 36 ms 4940 KB Output is correct
17 Correct 22 ms 4940 KB Output is correct
18 Correct 32 ms 4988 KB Output is correct
19 Correct 34 ms 4940 KB Output is correct
20 Correct 37 ms 4940 KB Output is correct
21 Correct 70 ms 5000 KB Output is correct
22 Incorrect 97 ms 5000 KB Output isn't correct
23 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 4940 KB Output is correct
2 Correct 15 ms 4940 KB Output is correct
3 Correct 3 ms 2636 KB Output is correct
4 Correct 8 ms 5000 KB Output is correct
5 Correct 17 ms 4948 KB Output is correct
6 Correct 12 ms 5000 KB Output is correct
7 Correct 10 ms 4992 KB Output is correct
8 Correct 16 ms 5016 KB Output is correct
9 Correct 18 ms 4956 KB Output is correct
10 Correct 34 ms 4940 KB Output is correct
11 Correct 37 ms 4984 KB Output is correct
12 Correct 35 ms 4940 KB Output is correct
13 Correct 33 ms 4940 KB Output is correct
14 Correct 36 ms 4976 KB Output is correct
15 Correct 37 ms 4984 KB Output is correct
16 Correct 36 ms 4940 KB Output is correct
17 Correct 22 ms 4940 KB Output is correct
18 Correct 32 ms 4988 KB Output is correct
19 Correct 34 ms 4940 KB Output is correct
20 Correct 37 ms 4940 KB Output is correct
21 Correct 70 ms 5000 KB Output is correct
22 Incorrect 97 ms 5000 KB Output isn't correct
23 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 4940 KB Output is correct
2 Correct 15 ms 4940 KB Output is correct
3 Correct 3 ms 2636 KB Output is correct
4 Correct 8 ms 5000 KB Output is correct
5 Correct 17 ms 4948 KB Output is correct
6 Correct 12 ms 5000 KB Output is correct
7 Correct 10 ms 4992 KB Output is correct
8 Correct 16 ms 5016 KB Output is correct
9 Correct 18 ms 4956 KB Output is correct
10 Correct 34 ms 4940 KB Output is correct
11 Correct 37 ms 4984 KB Output is correct
12 Correct 35 ms 4940 KB Output is correct
13 Correct 33 ms 4940 KB Output is correct
14 Correct 36 ms 4976 KB Output is correct
15 Correct 37 ms 4984 KB Output is correct
16 Correct 36 ms 4940 KB Output is correct
17 Correct 22 ms 4940 KB Output is correct
18 Correct 32 ms 4988 KB Output is correct
19 Correct 34 ms 4940 KB Output is correct
20 Correct 37 ms 4940 KB Output is correct
21 Correct 70 ms 5000 KB Output is correct
22 Incorrect 97 ms 5000 KB Output isn't correct
23 Halted 0 ms 0 KB -