답안 #377836

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
377836	2021-03-15T08:34:45 Z	SavicS	Bootfall (IZhO17_bootfall)	C++14	13 / 100	64 ms	2428 KB

bootfall

#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,N){
			if((sum + j) % 2 == 0 && pomdp[(sum + j) / 2] >= 1)cnt[j] += 1;
		}
	}
	vector<int> vec;
	ff(j,1,N){
		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

**/

Subtask #1
6.0 / 6.0

#	결과	실행 시간	메모리	Grader output
1	Correct	8 ms	2284 KB	Output is correct
2	Correct	9 ms	2284 KB	Output is correct
3	Correct	2 ms	1388 KB	Output is correct
4	Correct	7 ms	2284 KB	Output is correct
5	Correct	14 ms	2284 KB	Output is correct
6	Correct	10 ms	2284 KB	Output is correct
7	Correct	8 ms	2284 KB	Output is correct
8	Correct	14 ms	2412 KB	Output is correct
9	Correct	13 ms	2284 KB	Output is correct

Subtask #2
7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	8 ms	2284 KB	Output is correct
2	Correct	9 ms	2284 KB	Output is correct
3	Correct	2 ms	1388 KB	Output is correct
4	Correct	7 ms	2284 KB	Output is correct
5	Correct	14 ms	2284 KB	Output is correct
6	Correct	10 ms	2284 KB	Output is correct
7	Correct	8 ms	2284 KB	Output is correct
8	Correct	14 ms	2412 KB	Output is correct
9	Correct	13 ms	2284 KB	Output is correct
10	Correct	33 ms	2284 KB	Output is correct
11	Correct	33 ms	2284 KB	Output is correct
12	Correct	35 ms	2284 KB	Output is correct
13	Correct	28 ms	2284 KB	Output is correct
14	Correct	30 ms	2428 KB	Output is correct
15	Correct	31 ms	2284 KB	Output is correct
16	Correct	38 ms	2284 KB	Output is correct
17	Correct	27 ms	2284 KB	Output is correct
18	Correct	26 ms	2284 KB	Output is correct
19	Correct	28 ms	2284 KB	Output is correct
20	Correct	39 ms	2284 KB	Output is correct

Subtask #3
0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	8 ms	2284 KB	Output is correct
2	Correct	9 ms	2284 KB	Output is correct
3	Correct	2 ms	1388 KB	Output is correct
4	Correct	7 ms	2284 KB	Output is correct
5	Correct	14 ms	2284 KB	Output is correct
6	Correct	10 ms	2284 KB	Output is correct
7	Correct	8 ms	2284 KB	Output is correct
8	Correct	14 ms	2412 KB	Output is correct
9	Correct	13 ms	2284 KB	Output is correct
10	Correct	33 ms	2284 KB	Output is correct
11	Correct	33 ms	2284 KB	Output is correct
12	Correct	35 ms	2284 KB	Output is correct
13	Correct	28 ms	2284 KB	Output is correct
14	Correct	30 ms	2428 KB	Output is correct
15	Correct	31 ms	2284 KB	Output is correct
16	Correct	38 ms	2284 KB	Output is correct
17	Correct	27 ms	2284 KB	Output is correct
18	Correct	26 ms	2284 KB	Output is correct
19	Correct	28 ms	2284 KB	Output is correct
20	Correct	39 ms	2284 KB	Output is correct
21	Incorrect	64 ms	2284 KB	Output isn't correct
22	Halted	0 ms	0 KB	-

Subtask #4
0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	8 ms	2284 KB	Output is correct
2	Correct	9 ms	2284 KB	Output is correct
3	Correct	2 ms	1388 KB	Output is correct
4	Correct	7 ms	2284 KB	Output is correct
5	Correct	14 ms	2284 KB	Output is correct
6	Correct	10 ms	2284 KB	Output is correct
7	Correct	8 ms	2284 KB	Output is correct
8	Correct	14 ms	2412 KB	Output is correct
9	Correct	13 ms	2284 KB	Output is correct
10	Correct	33 ms	2284 KB	Output is correct
11	Correct	33 ms	2284 KB	Output is correct
12	Correct	35 ms	2284 KB	Output is correct
13	Correct	28 ms	2284 KB	Output is correct
14	Correct	30 ms	2428 KB	Output is correct
15	Correct	31 ms	2284 KB	Output is correct
16	Correct	38 ms	2284 KB	Output is correct
17	Correct	27 ms	2284 KB	Output is correct
18	Correct	26 ms	2284 KB	Output is correct
19	Correct	28 ms	2284 KB	Output is correct
20	Correct	39 ms	2284 KB	Output is correct
21	Incorrect	64 ms	2284 KB	Output isn't correct
22	Halted	0 ms	0 KB	-

Subtask #5
0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	8 ms	2284 KB	Output is correct
2	Correct	9 ms	2284 KB	Output is correct
3	Correct	2 ms	1388 KB	Output is correct
4	Correct	7 ms	2284 KB	Output is correct
5	Correct	14 ms	2284 KB	Output is correct
6	Correct	10 ms	2284 KB	Output is correct
7	Correct	8 ms	2284 KB	Output is correct
8	Correct	14 ms	2412 KB	Output is correct
9	Correct	13 ms	2284 KB	Output is correct
10	Correct	33 ms	2284 KB	Output is correct
11	Correct	33 ms	2284 KB	Output is correct
12	Correct	35 ms	2284 KB	Output is correct
13	Correct	28 ms	2284 KB	Output is correct
14	Correct	30 ms	2428 KB	Output is correct
15	Correct	31 ms	2284 KB	Output is correct
16	Correct	38 ms	2284 KB	Output is correct
17	Correct	27 ms	2284 KB	Output is correct
18	Correct	26 ms	2284 KB	Output is correct
19	Correct	28 ms	2284 KB	Output is correct
20	Correct	39 ms	2284 KB	Output is correct
21	Incorrect	64 ms	2284 KB	Output isn't correct
22	Halted	0 ms	0 KB	-

Subtask #6
0 / 35.0

#	결과	실행 시간	메모리	Grader output
1	Correct	8 ms	2284 KB	Output is correct
2	Correct	9 ms	2284 KB	Output is correct
3	Correct	2 ms	1388 KB	Output is correct
4	Correct	7 ms	2284 KB	Output is correct
5	Correct	14 ms	2284 KB	Output is correct
6	Correct	10 ms	2284 KB	Output is correct
7	Correct	8 ms	2284 KB	Output is correct
8	Correct	14 ms	2412 KB	Output is correct
9	Correct	13 ms	2284 KB	Output is correct
10	Correct	33 ms	2284 KB	Output is correct
11	Correct	33 ms	2284 KB	Output is correct
12	Correct	35 ms	2284 KB	Output is correct
13	Correct	28 ms	2284 KB	Output is correct
14	Correct	30 ms	2428 KB	Output is correct
15	Correct	31 ms	2284 KB	Output is correct
16	Correct	38 ms	2284 KB	Output is correct
17	Correct	27 ms	2284 KB	Output is correct
18	Correct	26 ms	2284 KB	Output is correct
19	Correct	28 ms	2284 KB	Output is correct
20	Correct	39 ms	2284 KB	Output is correct
21	Incorrect	64 ms	2284 KB	Output isn't correct
22	Halted	0 ms	0 KB	-

답안 #377836

Compilation message

Subtask #1 6.0 / 6.0

Subtask #2 7.0 / 7.0

Subtask #3 0 / 15.0

Subtask #4 0 / 16.0

Subtask #5 0 / 21.0

Subtask #6 0 / 35.0

Subtask #1
6.0 / 6.0

Subtask #2
7.0 / 7.0

Subtask #3
0 / 15.0

Subtask #4
0 / 16.0

Subtask #5
0 / 21.0

Subtask #6
0 / 35.0