oj.uz

Submission #1029935

# Submission time Handle Problem Language Result Execution time Memory
1029935 2024-07-21T14:09:02 Z andrewp Bootfall (IZhO17_bootfall) C++14
13 / 100
 69 ms 6232 KB 
#include <bits/stdc++.h>

using namespace std;

#define ll int64_t
#define ar array
#define dbg(x) cerr << #x << ": " << x << "\n";

const int mxN=503;

ll n, a[mxN], dp[mxN*mxN][2], brM[mxN*mxN];

int main() {
    ios::sync_with_stdio(0);
	cin.tie(0);

    cin >> n;
    ll sum=0;
    for(ll i=1; i<=n; ++i) {
        cin >> a[i];
        sum+=a[i];
    }
    dp[0][0]=1;
    for(ll i=1; i<=n; ++i) {
        for(ll s=mxN*mxN-1; s>=a[i]; --s) {
            dp[s][0]+=dp[s-a[i]][0];
        }
    }
    if(sum%2==1) {
        cout << 0 << "\n";
        return 0;
    }
    if(dp[sum/2][0]==0) {
        cout << 0 << "\n";
        return 0;
    }
    vector<ll> ans;
    for(ll i=1; i<=n; ++i) {
        for(ll s=0; s<mxN*mxN; ++s) {
            dp[s][1]=dp[s][0];
        }
        for(ll s=0; s<mxN*mxN-a[i]; ++s) {
            dp[s+a[i]][1]-=dp[s][1];
        }
        for(ll s=0; s<mxN*mxN; ++s) {
            ll get=s+sum-a[i];
            if((get%2==0)&&(get/2>=s)&&(dp[get/2-s][1]>0)) {
                ++brM[s];
                if(brM[s]==n) ans.push_back(s);
            }
        }
    }
    cout << ans.size() << "\n";
    for(ll x:ans) cout << x << " ";
    cout << "\n";
    return 0;
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 5980 KB Output is correct
2 Correct 7 ms 5980 KB Output is correct
3 Correct 3 ms 5980 KB Output is correct
4 Correct 5 ms 6228 KB Output is correct
5 Correct 10 ms 6176 KB Output is correct
6 Correct 15 ms 5980 KB Output is correct
7 Correct 10 ms 5976 KB Output is correct
8 Correct 16 ms 5980 KB Output is correct
9 Correct 10 ms 5976 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 5980 KB Output is correct
2 Correct 7 ms 5980 KB Output is correct
3 Correct 3 ms 5980 KB Output is correct
4 Correct 5 ms 6228 KB Output is correct
5 Correct 10 ms 6176 KB Output is correct
6 Correct 15 ms 5980 KB Output is correct
7 Correct 10 ms 5976 KB Output is correct
8 Correct 16 ms 5980 KB Output is correct
9 Correct 10 ms 5976 KB Output is correct
10 Correct 36 ms 6200 KB Output is correct
11 Correct 28 ms 5976 KB Output is correct
12 Correct 35 ms 5980 KB Output is correct
13 Correct 21 ms 5980 KB Output is correct
14 Correct 22 ms 5980 KB Output is correct
15 Correct 33 ms 5980 KB Output is correct
16 Correct 23 ms 5980 KB Output is correct
17 Correct 15 ms 5980 KB Output is correct
18 Correct 19 ms 5980 KB Output is correct
19 Correct 21 ms 5976 KB Output is correct
20 Correct 23 ms 5976 KB Output is correct

Subtask #3
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 5980 KB Output is correct
2 Correct 7 ms 5980 KB Output is correct
3 Correct 3 ms 5980 KB Output is correct
4 Correct 5 ms 6228 KB Output is correct
5 Correct 10 ms 6176 KB Output is correct
6 Correct 15 ms 5980 KB Output is correct
7 Correct 10 ms 5976 KB Output is correct
8 Correct 16 ms 5980 KB Output is correct
9 Correct 10 ms 5976 KB Output is correct
10 Correct 36 ms 6200 KB Output is correct
11 Correct 28 ms 5976 KB Output is correct
12 Correct 35 ms 5980 KB Output is correct
13 Correct 21 ms 5980 KB Output is correct
14 Correct 22 ms 5980 KB Output is correct
15 Correct 33 ms 5980 KB Output is correct
16 Correct 23 ms 5980 KB Output is correct
17 Correct 15 ms 5980 KB Output is correct
18 Correct 19 ms 5980 KB Output is correct
19 Correct 21 ms 5976 KB Output is correct
20 Correct 23 ms 5976 KB Output is correct
21 Correct 56 ms 6232 KB Output is correct
22 Incorrect 69 ms 6232 KB Output isn't correct
23 Halted 0 ms 0 KB -

Subtask #4
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 5980 KB Output is correct
2 Correct 7 ms 5980 KB Output is correct
3 Correct 3 ms 5980 KB Output is correct
4 Correct 5 ms 6228 KB Output is correct
5 Correct 10 ms 6176 KB Output is correct
6 Correct 15 ms 5980 KB Output is correct
7 Correct 10 ms 5976 KB Output is correct
8 Correct 16 ms 5980 KB Output is correct
9 Correct 10 ms 5976 KB Output is correct
10 Correct 36 ms 6200 KB Output is correct
11 Correct 28 ms 5976 KB Output is correct
12 Correct 35 ms 5980 KB Output is correct
13 Correct 21 ms 5980 KB Output is correct
14 Correct 22 ms 5980 KB Output is correct
15 Correct 33 ms 5980 KB Output is correct
16 Correct 23 ms 5980 KB Output is correct
17 Correct 15 ms 5980 KB Output is correct
18 Correct 19 ms 5980 KB Output is correct
19 Correct 21 ms 5976 KB Output is correct
20 Correct 23 ms 5976 KB Output is correct
21 Correct 56 ms 6232 KB Output is correct
22 Incorrect 69 ms 6232 KB Output isn't correct
23 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 5980 KB Output is correct
2 Correct 7 ms 5980 KB Output is correct
3 Correct 3 ms 5980 KB Output is correct
4 Correct 5 ms 6228 KB Output is correct
5 Correct 10 ms 6176 KB Output is correct
6 Correct 15 ms 5980 KB Output is correct
7 Correct 10 ms 5976 KB Output is correct
8 Correct 16 ms 5980 KB Output is correct
9 Correct 10 ms 5976 KB Output is correct
10 Correct 36 ms 6200 KB Output is correct
11 Correct 28 ms 5976 KB Output is correct
12 Correct 35 ms 5980 KB Output is correct
13 Correct 21 ms 5980 KB Output is correct
14 Correct 22 ms 5980 KB Output is correct
15 Correct 33 ms 5980 KB Output is correct
16 Correct 23 ms 5980 KB Output is correct
17 Correct 15 ms 5980 KB Output is correct
18 Correct 19 ms 5980 KB Output is correct
19 Correct 21 ms 5976 KB Output is correct
20 Correct 23 ms 5976 KB Output is correct
21 Correct 56 ms 6232 KB Output is correct
22 Incorrect 69 ms 6232 KB Output isn't correct
23 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 5980 KB Output is correct
2 Correct 7 ms 5980 KB Output is correct
3 Correct 3 ms 5980 KB Output is correct
4 Correct 5 ms 6228 KB Output is correct
5 Correct 10 ms 6176 KB Output is correct
6 Correct 15 ms 5980 KB Output is correct
7 Correct 10 ms 5976 KB Output is correct
8 Correct 16 ms 5980 KB Output is correct
9 Correct 10 ms 5976 KB Output is correct
10 Correct 36 ms 6200 KB Output is correct
11 Correct 28 ms 5976 KB Output is correct
12 Correct 35 ms 5980 KB Output is correct
13 Correct 21 ms 5980 KB Output is correct
14 Correct 22 ms 5980 KB Output is correct
15 Correct 33 ms 5980 KB Output is correct
16 Correct 23 ms 5980 KB Output is correct
17 Correct 15 ms 5980 KB Output is correct
18 Correct 19 ms 5980 KB Output is correct
19 Correct 21 ms 5976 KB Output is correct
20 Correct 23 ms 5976 KB Output is correct
21 Correct 56 ms 6232 KB Output is correct
22 Incorrect 69 ms 6232 KB Output isn't correct
23 Halted 0 ms 0 KB -