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답안 #236665

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
236665 2020-06-02T18:57:07 Z maskoff Bootfall (IZhO17_bootfall) C++14
44 / 100
 1000 ms 12280 KB 
#include <bits/stdc++.h>
#include <ext/rope>
#include <random>
#include <chrono>
#include <ext/pb_ds/assoc_container.hpp>
 
#define file ""
 
#define all(x) x.begin(), x.end()
 
#define sc second
#define fr first
 
#define pb push_back
#define mp make_pair
 
#define pss pair<line*, line*>
 
using namespace std;
using namespace __gnu_cxx;
 
typedef long long ll;
typedef pair <int, int> pii;
typedef pair <ll, ll> pll;
                                 
const ll inf = 1e18;
const int MOD = 1e9 + 7;
 
const int dx[] = {-1, +1, -2, +2, -2, +2, -1, +1};
const int dy[] = {-2, -2, -1, -1, +1, +1, +2, +2};
 
int const N = 3e5 + 5;
int const M = 2e6;

bitset<N> dp[505];

int main() {                 
#ifdef Mask                                                         
  freopen(".in", 	"r", stdin);
  freopen(".out", "w", stdout);  
#endif
	ios_base :: sync_with_stdio(false);               
  cin.tie(nullptr);
  int n;
  cin >> n;
  int sum = 0;
  int a[n + 1];
  for (int i = 1; i <= n; i++)
  	cin >> a[i], sum += a[i];

  for (int del = 0; del <= n; del++) {
   	dp[del][0] = 1;
   	for (int i = 0; i < n; i++) {
   		if (i + 1 == del) 
   			continue;
   		dp[del] |= (dp[del] << a[i + 1]);
   	}
  }

  vector<int> ans;
  for (int k = 1; k <= 250000; k++)  {
  	int ok = true;
  	for (int del = 0; del <= n; del++) {
  		int all = sum + k;
  		if (del == 0) all -= k;
  		else all -= a[del];

  		if (all % 2 == 1) {
  			ok = false;
  			break;
  		}
  		int need = all / 2;

  		if (dp[del][need] == 0) {
  			ok = false;
  			break;
  		}
  	}
  	if (ok == true)
  		ans.pb(k);
  }
 	cout << ans.size() << endl;
 	for (int to : ans)
 		cout << to << " ";      
	return 0;
 
}

Subtask #1
6.0 / 6.0

# 결과 실행 시간 메모리 Grader output
1 Correct 7 ms 640 KB Output is correct
2 Correct 6 ms 640 KB Output is correct
3 Correct 5 ms 512 KB Output is correct
4 Correct 6 ms 640 KB Output is correct
5 Correct 7 ms 896 KB Output is correct
6 Correct 6 ms 768 KB Output is correct
7 Correct 6 ms 640 KB Output is correct
8 Correct 7 ms 896 KB Output is correct
9 Correct 7 ms 896 KB Output is correct

Subtask #2
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 7 ms 640 KB Output is correct
2 Correct 6 ms 640 KB Output is correct
3 Correct 5 ms 512 KB Output is correct
4 Correct 6 ms 640 KB Output is correct
5 Correct 7 ms 896 KB Output is correct
6 Correct 6 ms 768 KB Output is correct
7 Correct 6 ms 640 KB Output is correct
8 Correct 7 ms 896 KB Output is correct
9 Correct 7 ms 896 KB Output is correct
10 Correct 15 ms 1664 KB Output is correct
11 Correct 15 ms 1536 KB Output is correct
12 Correct 15 ms 1536 KB Output is correct
13 Correct 12 ms 1408 KB Output is correct
14 Correct 14 ms 1408 KB Output is correct
15 Correct 14 ms 1408 KB Output is correct
16 Correct 15 ms 1536 KB Output is correct
17 Correct 9 ms 1152 KB Output is correct
18 Correct 12 ms 1280 KB Output is correct
19 Correct 13 ms 1408 KB Output is correct
20 Correct 15 ms 1536 KB Output is correct

Subtask #3
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 7 ms 640 KB Output is correct
2 Correct 6 ms 640 KB Output is correct
3 Correct 5 ms 512 KB Output is correct
4 Correct 6 ms 640 KB Output is correct
5 Correct 7 ms 896 KB Output is correct
6 Correct 6 ms 768 KB Output is correct
7 Correct 6 ms 640 KB Output is correct
8 Correct 7 ms 896 KB Output is correct
9 Correct 7 ms 896 KB Output is correct
10 Correct 15 ms 1664 KB Output is correct
11 Correct 15 ms 1536 KB Output is correct
12 Correct 15 ms 1536 KB Output is correct
13 Correct 12 ms 1408 KB Output is correct
14 Correct 14 ms 1408 KB Output is correct
15 Correct 14 ms 1408 KB Output is correct
16 Correct 15 ms 1536 KB Output is correct
17 Correct 9 ms 1152 KB Output is correct
18 Correct 12 ms 1280 KB Output is correct
19 Correct 13 ms 1408 KB Output is correct
20 Correct 15 ms 1536 KB Output is correct
21 Correct 48 ms 2808 KB Output is correct
22 Correct 62 ms 3232 KB Output is correct
23 Correct 31 ms 2304 KB Output is correct
24 Correct 95 ms 3960 KB Output is correct
25 Correct 95 ms 3960 KB Output is correct
26 Correct 105 ms 4220 KB Output is correct
27 Correct 104 ms 4088 KB Output is correct
28 Correct 104 ms 4088 KB Output is correct
29 Correct 104 ms 4060 KB Output is correct
30 Correct 111 ms 4216 KB Output is correct
31 Correct 107 ms 4216 KB Output is correct
32 Correct 106 ms 4088 KB Output is correct
33 Correct 103 ms 4088 KB Output is correct
34 Correct 104 ms 4088 KB Output is correct
35 Correct 104 ms 4088 KB Output is correct
36 Correct 108 ms 4216 KB Output is correct

Subtask #4
16.0 / 16.0

# 결과 실행 시간 메모리 Grader output
1 Correct 7 ms 640 KB Output is correct
2 Correct 6 ms 640 KB Output is correct
3 Correct 5 ms 512 KB Output is correct
4 Correct 6 ms 640 KB Output is correct
5 Correct 7 ms 896 KB Output is correct
6 Correct 6 ms 768 KB Output is correct
7 Correct 6 ms 640 KB Output is correct
8 Correct 7 ms 896 KB Output is correct
9 Correct 7 ms 896 KB Output is correct
10 Correct 15 ms 1664 KB Output is correct
11 Correct 15 ms 1536 KB Output is correct
12 Correct 15 ms 1536 KB Output is correct
13 Correct 12 ms 1408 KB Output is correct
14 Correct 14 ms 1408 KB Output is correct
15 Correct 14 ms 1408 KB Output is correct
16 Correct 15 ms 1536 KB Output is correct
17 Correct 9 ms 1152 KB Output is correct
18 Correct 12 ms 1280 KB Output is correct
19 Correct 13 ms 1408 KB Output is correct
20 Correct 15 ms 1536 KB Output is correct
21 Correct 48 ms 2808 KB Output is correct
22 Correct 62 ms 3232 KB Output is correct
23 Correct 31 ms 2304 KB Output is correct
24 Correct 95 ms 3960 KB Output is correct
25 Correct 95 ms 3960 KB Output is correct
26 Correct 105 ms 4220 KB Output is correct
27 Correct 104 ms 4088 KB Output is correct
28 Correct 104 ms 4088 KB Output is correct
29 Correct 104 ms 4060 KB Output is correct
30 Correct 111 ms 4216 KB Output is correct
31 Correct 107 ms 4216 KB Output is correct
32 Correct 106 ms 4088 KB Output is correct
33 Correct 103 ms 4088 KB Output is correct
34 Correct 104 ms 4088 KB Output is correct
35 Correct 104 ms 4088 KB Output is correct
36 Correct 108 ms 4216 KB Output is correct
37 Correct 401 ms 7904 KB Output is correct
38 Correct 393 ms 8056 KB Output is correct
39 Correct 590 ms 9592 KB Output is correct
40 Correct 724 ms 10616 KB Output is correct
41 Correct 710 ms 10336 KB Output is correct
42 Correct 611 ms 9848 KB Output is correct
43 Correct 592 ms 9856 KB Output is correct
44 Correct 612 ms 9976 KB Output is correct
45 Correct 627 ms 9976 KB Output is correct
46 Correct 698 ms 10380 KB Output is correct
47 Correct 626 ms 9976 KB Output is correct
48 Correct 619 ms 9976 KB Output is correct
49 Correct 607 ms 9720 KB Output is correct
50 Correct 627 ms 9880 KB Output is correct
51 Correct 625 ms 9592 KB Output is correct
52 Correct 751 ms 10720 KB Output is correct

Subtask #5
0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 7 ms 640 KB Output is correct
2 Correct 6 ms 640 KB Output is correct
3 Correct 5 ms 512 KB Output is correct
4 Correct 6 ms 640 KB Output is correct
5 Correct 7 ms 896 KB Output is correct
6 Correct 6 ms 768 KB Output is correct
7 Correct 6 ms 640 KB Output is correct
8 Correct 7 ms 896 KB Output is correct
9 Correct 7 ms 896 KB Output is correct
10 Correct 15 ms 1664 KB Output is correct
11 Correct 15 ms 1536 KB Output is correct
12 Correct 15 ms 1536 KB Output is correct
13 Correct 12 ms 1408 KB Output is correct
14 Correct 14 ms 1408 KB Output is correct
15 Correct 14 ms 1408 KB Output is correct
16 Correct 15 ms 1536 KB Output is correct
17 Correct 9 ms 1152 KB Output is correct
18 Correct 12 ms 1280 KB Output is correct
19 Correct 13 ms 1408 KB Output is correct
20 Correct 15 ms 1536 KB Output is correct
21 Correct 48 ms 2808 KB Output is correct
22 Correct 62 ms 3232 KB Output is correct
23 Correct 31 ms 2304 KB Output is correct
24 Correct 95 ms 3960 KB Output is correct
25 Correct 95 ms 3960 KB Output is correct
26 Correct 105 ms 4220 KB Output is correct
27 Correct 104 ms 4088 KB Output is correct
28 Correct 104 ms 4088 KB Output is correct
29 Correct 104 ms 4060 KB Output is correct
30 Correct 111 ms 4216 KB Output is correct
31 Correct 107 ms 4216 KB Output is correct
32 Correct 106 ms 4088 KB Output is correct
33 Correct 103 ms 4088 KB Output is correct
34 Correct 104 ms 4088 KB Output is correct
35 Correct 104 ms 4088 KB Output is correct
36 Correct 108 ms 4216 KB Output is correct
37 Correct 401 ms 7904 KB Output is correct
38 Correct 393 ms 8056 KB Output is correct
39 Correct 590 ms 9592 KB Output is correct
40 Correct 724 ms 10616 KB Output is correct
41 Correct 710 ms 10336 KB Output is correct
42 Correct 611 ms 9848 KB Output is correct
43 Correct 592 ms 9856 KB Output is correct
44 Correct 612 ms 9976 KB Output is correct
45 Correct 627 ms 9976 KB Output is correct
46 Correct 698 ms 10380 KB Output is correct
47 Correct 626 ms 9976 KB Output is correct
48 Correct 619 ms 9976 KB Output is correct
49 Correct 607 ms 9720 KB Output is correct
50 Correct 627 ms 9880 KB Output is correct
51 Correct 625 ms 9592 KB Output is correct
52 Correct 751 ms 10720 KB Output is correct
53 Correct 900 ms 11896 KB Output is correct
54 Execution timed out 1083 ms 12280 KB Time limit exceeded
55 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# 결과 실행 시간 메모리 Grader output
1 Correct 7 ms 640 KB Output is correct
2 Correct 6 ms 640 KB Output is correct
3 Correct 5 ms 512 KB Output is correct
4 Correct 6 ms 640 KB Output is correct
5 Correct 7 ms 896 KB Output is correct
6 Correct 6 ms 768 KB Output is correct
7 Correct 6 ms 640 KB Output is correct
8 Correct 7 ms 896 KB Output is correct
9 Correct 7 ms 896 KB Output is correct
10 Correct 15 ms 1664 KB Output is correct
11 Correct 15 ms 1536 KB Output is correct
12 Correct 15 ms 1536 KB Output is correct
13 Correct 12 ms 1408 KB Output is correct
14 Correct 14 ms 1408 KB Output is correct
15 Correct 14 ms 1408 KB Output is correct
16 Correct 15 ms 1536 KB Output is correct
17 Correct 9 ms 1152 KB Output is correct
18 Correct 12 ms 1280 KB Output is correct
19 Correct 13 ms 1408 KB Output is correct
20 Correct 15 ms 1536 KB Output is correct
21 Correct 48 ms 2808 KB Output is correct
22 Correct 62 ms 3232 KB Output is correct
23 Correct 31 ms 2304 KB Output is correct
24 Correct 95 ms 3960 KB Output is correct
25 Correct 95 ms 3960 KB Output is correct
26 Correct 105 ms 4220 KB Output is correct
27 Correct 104 ms 4088 KB Output is correct
28 Correct 104 ms 4088 KB Output is correct
29 Correct 104 ms 4060 KB Output is correct
30 Correct 111 ms 4216 KB Output is correct
31 Correct 107 ms 4216 KB Output is correct
32 Correct 106 ms 4088 KB Output is correct
33 Correct 103 ms 4088 KB Output is correct
34 Correct 104 ms 4088 KB Output is correct
35 Correct 104 ms 4088 KB Output is correct
36 Correct 108 ms 4216 KB Output is correct
37 Correct 401 ms 7904 KB Output is correct
38 Correct 393 ms 8056 KB Output is correct
39 Correct 590 ms 9592 KB Output is correct
40 Correct 724 ms 10616 KB Output is correct
41 Correct 710 ms 10336 KB Output is correct
42 Correct 611 ms 9848 KB Output is correct
43 Correct 592 ms 9856 KB Output is correct
44 Correct 612 ms 9976 KB Output is correct
45 Correct 627 ms 9976 KB Output is correct
46 Correct 698 ms 10380 KB Output is correct
47 Correct 626 ms 9976 KB Output is correct
48 Correct 619 ms 9976 KB Output is correct
49 Correct 607 ms 9720 KB Output is correct
50 Correct 627 ms 9880 KB Output is correct
51 Correct 625 ms 9592 KB Output is correct
52 Correct 751 ms 10720 KB Output is correct
53 Correct 900 ms 11896 KB Output is correct
54 Execution timed out 1083 ms 12280 KB Time limit exceeded
55 Halted 0 ms 0 KB -