oj.uz

Submission #236669

# Submission time Handle Problem Language Result Execution time Memory
236669 2020-06-02T19:24:44 Z maskoff Bootfall (IZhO17_bootfall) C++14
65 / 100
 1000 ms 13228 KB 
#pragma GCC optimize("Ofast,no-stack-protector,unroll-loops,fast-math,O3")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
#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 = 250001;
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);
  cout.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++)  {
  	bool 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 (need > N) {
  		 	ok = false;
  		 	break;
  		}
  			
  		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

# Verdict Execution time Memory Grader output
1 Correct 6 ms 512 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 512 KB Output is correct
5 Correct 7 ms 768 KB Output is correct
6 Correct 6 ms 640 KB Output is correct
7 Correct 6 ms 640 KB Output is correct
8 Correct 7 ms 768 KB Output is correct
9 Correct 7 ms 768 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 512 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 512 KB Output is correct
5 Correct 7 ms 768 KB Output is correct
6 Correct 6 ms 640 KB Output is correct
7 Correct 6 ms 640 KB Output is correct
8 Correct 7 ms 768 KB Output is correct
9 Correct 7 ms 768 KB Output is correct
10 Correct 13 ms 1408 KB Output is correct
11 Correct 12 ms 1280 KB Output is correct
12 Correct 13 ms 1408 KB Output is correct
13 Correct 11 ms 1280 KB Output is correct
14 Correct 12 ms 1280 KB Output is correct
15 Correct 11 ms 1280 KB Output is correct
16 Correct 12 ms 1280 KB Output is correct
17 Correct 8 ms 1024 KB Output is correct
18 Correct 10 ms 1152 KB Output is correct
19 Correct 11 ms 1152 KB Output is correct
20 Correct 12 ms 1280 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 512 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 512 KB Output is correct
5 Correct 7 ms 768 KB Output is correct
6 Correct 6 ms 640 KB Output is correct
7 Correct 6 ms 640 KB Output is correct
8 Correct 7 ms 768 KB Output is correct
9 Correct 7 ms 768 KB Output is correct
10 Correct 13 ms 1408 KB Output is correct
11 Correct 12 ms 1280 KB Output is correct
12 Correct 13 ms 1408 KB Output is correct
13 Correct 11 ms 1280 KB Output is correct
14 Correct 12 ms 1280 KB Output is correct
15 Correct 11 ms 1280 KB Output is correct
16 Correct 12 ms 1280 KB Output is correct
17 Correct 8 ms 1024 KB Output is correct
18 Correct 10 ms 1152 KB Output is correct
19 Correct 11 ms 1152 KB Output is correct
20 Correct 12 ms 1280 KB Output is correct
21 Correct 35 ms 2424 KB Output is correct
22 Correct 45 ms 2708 KB Output is correct
23 Correct 33 ms 1920 KB Output is correct
24 Correct 68 ms 3332 KB Output is correct
25 Correct 65 ms 3320 KB Output is correct
26 Correct 73 ms 3576 KB Output is correct
27 Correct 74 ms 3576 KB Output is correct
28 Correct 73 ms 3576 KB Output is correct
29 Correct 75 ms 3564 KB Output is correct
30 Correct 72 ms 3448 KB Output is correct
31 Correct 73 ms 3576 KB Output is correct
32 Correct 73 ms 3576 KB Output is correct
33 Correct 71 ms 3448 KB Output is correct
34 Correct 74 ms 3576 KB Output is correct
35 Correct 71 ms 3536 KB Output is correct
36 Correct 77 ms 3576 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 512 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 512 KB Output is correct
5 Correct 7 ms 768 KB Output is correct
6 Correct 6 ms 640 KB Output is correct
7 Correct 6 ms 640 KB Output is correct
8 Correct 7 ms 768 KB Output is correct
9 Correct 7 ms 768 KB Output is correct
10 Correct 13 ms 1408 KB Output is correct
11 Correct 12 ms 1280 KB Output is correct
12 Correct 13 ms 1408 KB Output is correct
13 Correct 11 ms 1280 KB Output is correct
14 Correct 12 ms 1280 KB Output is correct
15 Correct 11 ms 1280 KB Output is correct
16 Correct 12 ms 1280 KB Output is correct
17 Correct 8 ms 1024 KB Output is correct
18 Correct 10 ms 1152 KB Output is correct
19 Correct 11 ms 1152 KB Output is correct
20 Correct 12 ms 1280 KB Output is correct
21 Correct 35 ms 2424 KB Output is correct
22 Correct 45 ms 2708 KB Output is correct
23 Correct 33 ms 1920 KB Output is correct
24 Correct 68 ms 3332 KB Output is correct
25 Correct 65 ms 3320 KB Output is correct
26 Correct 73 ms 3576 KB Output is correct
27 Correct 74 ms 3576 KB Output is correct
28 Correct 73 ms 3576 KB Output is correct
29 Correct 75 ms 3564 KB Output is correct
30 Correct 72 ms 3448 KB Output is correct
31 Correct 73 ms 3576 KB Output is correct
32 Correct 73 ms 3576 KB Output is correct
33 Correct 71 ms 3448 KB Output is correct
34 Correct 74 ms 3576 KB Output is correct
35 Correct 71 ms 3536 KB Output is correct
36 Correct 77 ms 3576 KB Output is correct
37 Correct 271 ms 6648 KB Output is correct
38 Correct 284 ms 6700 KB Output is correct
39 Correct 413 ms 8048 KB Output is correct
40 Correct 499 ms 8952 KB Output is correct
41 Correct 496 ms 8696 KB Output is correct
42 Correct 438 ms 8440 KB Output is correct
43 Correct 409 ms 8312 KB Output is correct
44 Correct 442 ms 8404 KB Output is correct
45 Correct 433 ms 8564 KB Output is correct
46 Correct 488 ms 8620 KB Output is correct
47 Correct 443 ms 8228 KB Output is correct
48 Correct 428 ms 8440 KB Output is correct
49 Correct 451 ms 8184 KB Output is correct
50 Correct 441 ms 8512 KB Output is correct
51 Correct 416 ms 8160 KB Output is correct
52 Correct 522 ms 9092 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 512 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 512 KB Output is correct
5 Correct 7 ms 768 KB Output is correct
6 Correct 6 ms 640 KB Output is correct
7 Correct 6 ms 640 KB Output is correct
8 Correct 7 ms 768 KB Output is correct
9 Correct 7 ms 768 KB Output is correct
10 Correct 13 ms 1408 KB Output is correct
11 Correct 12 ms 1280 KB Output is correct
12 Correct 13 ms 1408 KB Output is correct
13 Correct 11 ms 1280 KB Output is correct
14 Correct 12 ms 1280 KB Output is correct
15 Correct 11 ms 1280 KB Output is correct
16 Correct 12 ms 1280 KB Output is correct
17 Correct 8 ms 1024 KB Output is correct
18 Correct 10 ms 1152 KB Output is correct
19 Correct 11 ms 1152 KB Output is correct
20 Correct 12 ms 1280 KB Output is correct
21 Correct 35 ms 2424 KB Output is correct
22 Correct 45 ms 2708 KB Output is correct
23 Correct 33 ms 1920 KB Output is correct
24 Correct 68 ms 3332 KB Output is correct
25 Correct 65 ms 3320 KB Output is correct
26 Correct 73 ms 3576 KB Output is correct
27 Correct 74 ms 3576 KB Output is correct
28 Correct 73 ms 3576 KB Output is correct
29 Correct 75 ms 3564 KB Output is correct
30 Correct 72 ms 3448 KB Output is correct
31 Correct 73 ms 3576 KB Output is correct
32 Correct 73 ms 3576 KB Output is correct
33 Correct 71 ms 3448 KB Output is correct
34 Correct 74 ms 3576 KB Output is correct
35 Correct 71 ms 3536 KB Output is correct
36 Correct 77 ms 3576 KB Output is correct
37 Correct 271 ms 6648 KB Output is correct
38 Correct 284 ms 6700 KB Output is correct
39 Correct 413 ms 8048 KB Output is correct
40 Correct 499 ms 8952 KB Output is correct
41 Correct 496 ms 8696 KB Output is correct
42 Correct 438 ms 8440 KB Output is correct
43 Correct 409 ms 8312 KB Output is correct
44 Correct 442 ms 8404 KB Output is correct
45 Correct 433 ms 8564 KB Output is correct
46 Correct 488 ms 8620 KB Output is correct
47 Correct 443 ms 8228 KB Output is correct
48 Correct 428 ms 8440 KB Output is correct
49 Correct 451 ms 8184 KB Output is correct
50 Correct 441 ms 8512 KB Output is correct
51 Correct 416 ms 8160 KB Output is correct
52 Correct 522 ms 9092 KB Output is correct
53 Correct 613 ms 9924 KB Output is correct
54 Correct 824 ms 11664 KB Output is correct
55 Correct 848 ms 11916 KB Output is correct
56 Correct 626 ms 10232 KB Output is correct
57 Correct 830 ms 11960 KB Output is correct
58 Correct 828 ms 11676 KB Output is correct
59 Correct 826 ms 11748 KB Output is correct
60 Correct 790 ms 11188 KB Output is correct
61 Correct 829 ms 11652 KB Output is correct
62 Correct 704 ms 11028 KB Output is correct
63 Correct 708 ms 10872 KB Output is correct
64 Correct 681 ms 10640 KB Output is correct
65 Correct 656 ms 10168 KB Output is correct
66 Correct 630 ms 10064 KB Output is correct

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 512 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 512 KB Output is correct
5 Correct 7 ms 768 KB Output is correct
6 Correct 6 ms 640 KB Output is correct
7 Correct 6 ms 640 KB Output is correct
8 Correct 7 ms 768 KB Output is correct
9 Correct 7 ms 768 KB Output is correct
10 Correct 13 ms 1408 KB Output is correct
11 Correct 12 ms 1280 KB Output is correct
12 Correct 13 ms 1408 KB Output is correct
13 Correct 11 ms 1280 KB Output is correct
14 Correct 12 ms 1280 KB Output is correct
15 Correct 11 ms 1280 KB Output is correct
16 Correct 12 ms 1280 KB Output is correct
17 Correct 8 ms 1024 KB Output is correct
18 Correct 10 ms 1152 KB Output is correct
19 Correct 11 ms 1152 KB Output is correct
20 Correct 12 ms 1280 KB Output is correct
21 Correct 35 ms 2424 KB Output is correct
22 Correct 45 ms 2708 KB Output is correct
23 Correct 33 ms 1920 KB Output is correct
24 Correct 68 ms 3332 KB Output is correct
25 Correct 65 ms 3320 KB Output is correct
26 Correct 73 ms 3576 KB Output is correct
27 Correct 74 ms 3576 KB Output is correct
28 Correct 73 ms 3576 KB Output is correct
29 Correct 75 ms 3564 KB Output is correct
30 Correct 72 ms 3448 KB Output is correct
31 Correct 73 ms 3576 KB Output is correct
32 Correct 73 ms 3576 KB Output is correct
33 Correct 71 ms 3448 KB Output is correct
34 Correct 74 ms 3576 KB Output is correct
35 Correct 71 ms 3536 KB Output is correct
36 Correct 77 ms 3576 KB Output is correct
37 Correct 271 ms 6648 KB Output is correct
38 Correct 284 ms 6700 KB Output is correct
39 Correct 413 ms 8048 KB Output is correct
40 Correct 499 ms 8952 KB Output is correct
41 Correct 496 ms 8696 KB Output is correct
42 Correct 438 ms 8440 KB Output is correct
43 Correct 409 ms 8312 KB Output is correct
44 Correct 442 ms 8404 KB Output is correct
45 Correct 433 ms 8564 KB Output is correct
46 Correct 488 ms 8620 KB Output is correct
47 Correct 443 ms 8228 KB Output is correct
48 Correct 428 ms 8440 KB Output is correct
49 Correct 451 ms 8184 KB Output is correct
50 Correct 441 ms 8512 KB Output is correct
51 Correct 416 ms 8160 KB Output is correct
52 Correct 522 ms 9092 KB Output is correct
53 Correct 613 ms 9924 KB Output is correct
54 Correct 824 ms 11664 KB Output is correct
55 Correct 848 ms 11916 KB Output is correct
56 Correct 626 ms 10232 KB Output is correct
57 Correct 830 ms 11960 KB Output is correct
58 Correct 828 ms 11676 KB Output is correct
59 Correct 826 ms 11748 KB Output is correct
60 Correct 790 ms 11188 KB Output is correct
61 Correct 829 ms 11652 KB Output is correct
62 Correct 704 ms 11028 KB Output is correct
63 Correct 708 ms 10872 KB Output is correct
64 Correct 681 ms 10640 KB Output is correct
65 Correct 656 ms 10168 KB Output is correct
66 Correct 630 ms 10064 KB Output is correct
67 Execution timed out 1075 ms 13228 KB Time limit exceeded
68 Halted 0 ms 0 KB -