Submission #377841

# Submission time Handle Problem Language Result Execution time Memory
377841 2021-03-15T08:50:09 Z SavicS Bootfall (IZhO17_bootfall) C++14
13 / 100
42 ms 2304 KB
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#include <bits/stdc++.h>

#define fi first
#define se second
#define pb push_back
#define sz(a) (int)a.size()
#define all(a) a.begin(), a.end()
#define rall(a) a.rbegin(), a.rend()
#define ff(i,a,b) for(int i=a;i<=b;i++)
#define fb(i,b,a) for(int i=b;i>=a;i--)

using namespace std;
using namespace __gnu_pbds;
typedef long long ll;
typedef pair<int,int> pii;
const int maxn = 505;
const int inf = 1e9 + 5;

template<typename T>
using ordered_set = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;

// os.order_of_key(k) the number of elements in the os less than k
// *os.find_by_order(k)  print the k-th smallest number in os(0-based)

int n;
int niz[maxn];

const int N = 500 * 500;
int dp[maxn * maxn];
int pomdp[maxn * maxn];

int cnt[maxn * maxn];

int main()
{
   	ios::sync_with_stdio(false);
   	cout.tie(nullptr);
  	cin.tie(nullptr);
	cin >> n;
	ff(i,1,n)cin >> niz[i];
	dp[0] = 1;
	ff(i,1,n){
		fb(j,N,1){
			if(j >= niz[i])dp[j] += dp[j - niz[i]];
		}
	}
	int zbir = 0;
	ff(i,1,n)zbir += niz[i];
	
	if(zbir % 2 == 1 || dp[zbir / 2] == 0)return cout << 0, 0;
	
	ff(i,1,n){
		int x = niz[i];
		ff(j,0,N)pomdp[j] = dp[j];
		
		ff(j,1,N){
			if(j >= x){
				pomdp[j] -= pomdp[j - x];
			}
		}
		
		int sum = zbir - x;
		ff(j,1,zbir){
			if((sum + j) % 2 == 0 && pomdp[(sum + j) / 2] >= 1)cnt[j] += 1;
		}
	}
	vector<int> vec;
	ff(j,1,zbir){
		if(cnt[j] == n)vec.pb(j);
	}
	cout << sz(vec) << endl;
	sort(all(vec));
	for(auto c : vec)cout << c << " ";
	cout << endl;
   	return 0;
}
/**

4
200 200 200 200

6
3 5 7 11 9 13

4
1 3 1 5

3
2 2 2

// probati bojenje sahovski ili slicno

**/


# Verdict Execution time Memory Grader output
1 Correct 5 ms 2284 KB Output is correct
2 Correct 5 ms 2284 KB Output is correct
3 Correct 2 ms 1260 KB Output is correct
4 Correct 5 ms 2284 KB Output is correct
5 Correct 9 ms 2304 KB Output is correct
6 Correct 9 ms 2284 KB Output is correct
7 Correct 6 ms 2284 KB Output is correct
8 Correct 9 ms 2284 KB Output is correct
9 Correct 8 ms 2284 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 5 ms 2284 KB Output is correct
2 Correct 5 ms 2284 KB Output is correct
3 Correct 2 ms 1260 KB Output is correct
4 Correct 5 ms 2284 KB Output is correct
5 Correct 9 ms 2304 KB Output is correct
6 Correct 9 ms 2284 KB Output is correct
7 Correct 6 ms 2284 KB Output is correct
8 Correct 9 ms 2284 KB Output is correct
9 Correct 8 ms 2284 KB Output is correct
10 Correct 20 ms 2284 KB Output is correct
11 Correct 25 ms 2284 KB Output is correct
12 Correct 21 ms 2284 KB Output is correct
13 Correct 25 ms 2284 KB Output is correct
14 Correct 20 ms 2284 KB Output is correct
15 Correct 26 ms 2284 KB Output is correct
16 Correct 23 ms 2284 KB Output is correct
17 Correct 13 ms 2284 KB Output is correct
18 Correct 17 ms 2284 KB Output is correct
19 Correct 18 ms 2284 KB Output is correct
20 Correct 21 ms 2284 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 5 ms 2284 KB Output is correct
2 Correct 5 ms 2284 KB Output is correct
3 Correct 2 ms 1260 KB Output is correct
4 Correct 5 ms 2284 KB Output is correct
5 Correct 9 ms 2304 KB Output is correct
6 Correct 9 ms 2284 KB Output is correct
7 Correct 6 ms 2284 KB Output is correct
8 Correct 9 ms 2284 KB Output is correct
9 Correct 8 ms 2284 KB Output is correct
10 Correct 20 ms 2284 KB Output is correct
11 Correct 25 ms 2284 KB Output is correct
12 Correct 21 ms 2284 KB Output is correct
13 Correct 25 ms 2284 KB Output is correct
14 Correct 20 ms 2284 KB Output is correct
15 Correct 26 ms 2284 KB Output is correct
16 Correct 23 ms 2284 KB Output is correct
17 Correct 13 ms 2284 KB Output is correct
18 Correct 17 ms 2284 KB Output is correct
19 Correct 18 ms 2284 KB Output is correct
20 Correct 21 ms 2284 KB Output is correct
21 Incorrect 42 ms 2284 KB Output isn't correct
22 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 5 ms 2284 KB Output is correct
2 Correct 5 ms 2284 KB Output is correct
3 Correct 2 ms 1260 KB Output is correct
4 Correct 5 ms 2284 KB Output is correct
5 Correct 9 ms 2304 KB Output is correct
6 Correct 9 ms 2284 KB Output is correct
7 Correct 6 ms 2284 KB Output is correct
8 Correct 9 ms 2284 KB Output is correct
9 Correct 8 ms 2284 KB Output is correct
10 Correct 20 ms 2284 KB Output is correct
11 Correct 25 ms 2284 KB Output is correct
12 Correct 21 ms 2284 KB Output is correct
13 Correct 25 ms 2284 KB Output is correct
14 Correct 20 ms 2284 KB Output is correct
15 Correct 26 ms 2284 KB Output is correct
16 Correct 23 ms 2284 KB Output is correct
17 Correct 13 ms 2284 KB Output is correct
18 Correct 17 ms 2284 KB Output is correct
19 Correct 18 ms 2284 KB Output is correct
20 Correct 21 ms 2284 KB Output is correct
21 Incorrect 42 ms 2284 KB Output isn't correct
22 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 5 ms 2284 KB Output is correct
2 Correct 5 ms 2284 KB Output is correct
3 Correct 2 ms 1260 KB Output is correct
4 Correct 5 ms 2284 KB Output is correct
5 Correct 9 ms 2304 KB Output is correct
6 Correct 9 ms 2284 KB Output is correct
7 Correct 6 ms 2284 KB Output is correct
8 Correct 9 ms 2284 KB Output is correct
9 Correct 8 ms 2284 KB Output is correct
10 Correct 20 ms 2284 KB Output is correct
11 Correct 25 ms 2284 KB Output is correct
12 Correct 21 ms 2284 KB Output is correct
13 Correct 25 ms 2284 KB Output is correct
14 Correct 20 ms 2284 KB Output is correct
15 Correct 26 ms 2284 KB Output is correct
16 Correct 23 ms 2284 KB Output is correct
17 Correct 13 ms 2284 KB Output is correct
18 Correct 17 ms 2284 KB Output is correct
19 Correct 18 ms 2284 KB Output is correct
20 Correct 21 ms 2284 KB Output is correct
21 Incorrect 42 ms 2284 KB Output isn't correct
22 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 5 ms 2284 KB Output is correct
2 Correct 5 ms 2284 KB Output is correct
3 Correct 2 ms 1260 KB Output is correct
4 Correct 5 ms 2284 KB Output is correct
5 Correct 9 ms 2304 KB Output is correct
6 Correct 9 ms 2284 KB Output is correct
7 Correct 6 ms 2284 KB Output is correct
8 Correct 9 ms 2284 KB Output is correct
9 Correct 8 ms 2284 KB Output is correct
10 Correct 20 ms 2284 KB Output is correct
11 Correct 25 ms 2284 KB Output is correct
12 Correct 21 ms 2284 KB Output is correct
13 Correct 25 ms 2284 KB Output is correct
14 Correct 20 ms 2284 KB Output is correct
15 Correct 26 ms 2284 KB Output is correct
16 Correct 23 ms 2284 KB Output is correct
17 Correct 13 ms 2284 KB Output is correct
18 Correct 17 ms 2284 KB Output is correct
19 Correct 18 ms 2284 KB Output is correct
20 Correct 21 ms 2284 KB Output is correct
21 Incorrect 42 ms 2284 KB Output isn't correct
22 Halted 0 ms 0 KB -