oj.uz

Submission #670151

# Submission time Handle Problem Language Result Execution time Memory
670151 2022-12-08T07:49:13 Z mychecksedad Bootfall (IZhO17_bootfall) C++17
65 / 100
 1000 ms 8184 KB 
/* Author : Mychecksdead */
#include<bits/stdc++.h>
using namespace std;
#define pb push_back
const int N = 510, M = 500, MX = 500*500/2 + 1;

int n, a[N], S = 0;
bitset<N*N/2> dp[N];
void solve(){
	cin >> n;
	bool ok = 1;
	for(int i = 1; i <= n; ++i){
		cin >> a[i];
		S += a[i];
		if(a[i] % 2 != a[1] % 2){
			ok = 0;
		}
	}

	if(!ok || S % 2){
		cout << 0;
		return;
	}

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

	vector<int> possible;

	for(int x = 2 - (a[1] % 2); x <= M * M; x += 2){	
		ok = 1;
		a[0] = x;
		for(int i = 0; i <= n; ++i){
			bool state1 = 0, state2 = 0;
			if(i == 0){
				int req = (S + x - a[i]) >> 1;
				state1 = (req < MX && dp[i][req]);
			}else{
				int req = (S + x - a[i]) >> 1, req1 = ((S + x - a[i]) >> 1) - x;
				state1 = (req < MX && dp[i][req]);
				state2 = (req1 >= 0 && req1 < MX && dp[i][req1]);
			}
			if(!(state1 | state2)){
				ok = 0;
				break;
			}
		}
		if(ok){
			possible.pb(x);
		}

	}

	cout << possible.size() << '\n';
	for(int p: possible) cout << p << ' ';
}




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

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 2 ms 468 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 2 ms 468 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 2 ms 468 KB Output is correct
9 Correct 1 ms 364 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 2 ms 468 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 2 ms 468 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 2 ms 468 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 6 ms 852 KB Output is correct
11 Correct 5 ms 740 KB Output is correct
12 Correct 5 ms 852 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 4 ms 724 KB Output is correct
15 Correct 4 ms 740 KB Output is correct
16 Correct 5 ms 852 KB Output is correct
17 Correct 3 ms 596 KB Output is correct
18 Correct 4 ms 724 KB Output is correct
19 Correct 4 ms 724 KB Output is correct
20 Correct 5 ms 852 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 2 ms 468 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 2 ms 468 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 2 ms 468 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 6 ms 852 KB Output is correct
11 Correct 5 ms 740 KB Output is correct
12 Correct 5 ms 852 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 4 ms 724 KB Output is correct
15 Correct 4 ms 740 KB Output is correct
16 Correct 5 ms 852 KB Output is correct
17 Correct 3 ms 596 KB Output is correct
18 Correct 4 ms 724 KB Output is correct
19 Correct 4 ms 724 KB Output is correct
20 Correct 5 ms 852 KB Output is correct
21 Correct 19 ms 1296 KB Output is correct
22 Correct 25 ms 1544 KB Output is correct
23 Correct 12 ms 1108 KB Output is correct
24 Correct 41 ms 1832 KB Output is correct
25 Correct 39 ms 1872 KB Output is correct
26 Correct 45 ms 1996 KB Output is correct
27 Correct 47 ms 1948 KB Output is correct
28 Correct 44 ms 1868 KB Output is correct
29 Correct 44 ms 1852 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 45 ms 2004 KB Output is correct
32 Correct 44 ms 1992 KB Output is correct
33 Correct 44 ms 1868 KB Output is correct
34 Correct 43 ms 1868 KB Output is correct
35 Correct 44 ms 1848 KB Output is correct
36 Correct 44 ms 1976 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 2 ms 468 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 2 ms 468 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 2 ms 468 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 6 ms 852 KB Output is correct
11 Correct 5 ms 740 KB Output is correct
12 Correct 5 ms 852 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 4 ms 724 KB Output is correct
15 Correct 4 ms 740 KB Output is correct
16 Correct 5 ms 852 KB Output is correct
17 Correct 3 ms 596 KB Output is correct
18 Correct 4 ms 724 KB Output is correct
19 Correct 4 ms 724 KB Output is correct
20 Correct 5 ms 852 KB Output is correct
21 Correct 19 ms 1296 KB Output is correct
22 Correct 25 ms 1544 KB Output is correct
23 Correct 12 ms 1108 KB Output is correct
24 Correct 41 ms 1832 KB Output is correct
25 Correct 39 ms 1872 KB Output is correct
26 Correct 45 ms 1996 KB Output is correct
27 Correct 47 ms 1948 KB Output is correct
28 Correct 44 ms 1868 KB Output is correct
29 Correct 44 ms 1852 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 45 ms 2004 KB Output is correct
32 Correct 44 ms 1992 KB Output is correct
33 Correct 44 ms 1868 KB Output is correct
34 Correct 43 ms 1868 KB Output is correct
35 Correct 44 ms 1848 KB Output is correct
36 Correct 44 ms 1976 KB Output is correct
37 Correct 171 ms 3572 KB Output is correct
38 Correct 182 ms 3676 KB Output is correct
39 Correct 264 ms 4364 KB Output is correct
40 Correct 320 ms 4876 KB Output is correct
41 Correct 300 ms 4620 KB Output is correct
42 Correct 273 ms 4436 KB Output is correct
43 Correct 267 ms 4676 KB Output is correct
44 Correct 276 ms 4684 KB Output is correct
45 Correct 276 ms 4692 KB Output is correct
46 Correct 302 ms 4608 KB Output is correct
47 Correct 272 ms 4548 KB Output is correct
48 Correct 273 ms 4596 KB Output is correct
49 Correct 262 ms 4584 KB Output is correct
50 Correct 271 ms 4432 KB Output is correct
51 Correct 1 ms 340 KB Output is correct
52 Correct 328 ms 5064 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 2 ms 468 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 2 ms 468 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 2 ms 468 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 6 ms 852 KB Output is correct
11 Correct 5 ms 740 KB Output is correct
12 Correct 5 ms 852 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 4 ms 724 KB Output is correct
15 Correct 4 ms 740 KB Output is correct
16 Correct 5 ms 852 KB Output is correct
17 Correct 3 ms 596 KB Output is correct
18 Correct 4 ms 724 KB Output is correct
19 Correct 4 ms 724 KB Output is correct
20 Correct 5 ms 852 KB Output is correct
21 Correct 19 ms 1296 KB Output is correct
22 Correct 25 ms 1544 KB Output is correct
23 Correct 12 ms 1108 KB Output is correct
24 Correct 41 ms 1832 KB Output is correct
25 Correct 39 ms 1872 KB Output is correct
26 Correct 45 ms 1996 KB Output is correct
27 Correct 47 ms 1948 KB Output is correct
28 Correct 44 ms 1868 KB Output is correct
29 Correct 44 ms 1852 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 45 ms 2004 KB Output is correct
32 Correct 44 ms 1992 KB Output is correct
33 Correct 44 ms 1868 KB Output is correct
34 Correct 43 ms 1868 KB Output is correct
35 Correct 44 ms 1848 KB Output is correct
36 Correct 44 ms 1976 KB Output is correct
37 Correct 171 ms 3572 KB Output is correct
38 Correct 182 ms 3676 KB Output is correct
39 Correct 264 ms 4364 KB Output is correct
40 Correct 320 ms 4876 KB Output is correct
41 Correct 300 ms 4620 KB Output is correct
42 Correct 273 ms 4436 KB Output is correct
43 Correct 267 ms 4676 KB Output is correct
44 Correct 276 ms 4684 KB Output is correct
45 Correct 276 ms 4692 KB Output is correct
46 Correct 302 ms 4608 KB Output is correct
47 Correct 272 ms 4548 KB Output is correct
48 Correct 273 ms 4596 KB Output is correct
49 Correct 262 ms 4584 KB Output is correct
50 Correct 271 ms 4432 KB Output is correct
51 Correct 1 ms 340 KB Output is correct
52 Correct 328 ms 5064 KB Output is correct
53 Correct 394 ms 5436 KB Output is correct
54 Correct 546 ms 6452 KB Output is correct
55 Correct 550 ms 6608 KB Output is correct
56 Correct 419 ms 5580 KB Output is correct
57 Correct 564 ms 6600 KB Output is correct
58 Correct 529 ms 6360 KB Output is correct
59 Correct 544 ms 6484 KB Output is correct
60 Correct 1 ms 340 KB Output is correct
61 Correct 552 ms 6492 KB Output is correct
62 Correct 460 ms 6024 KB Output is correct
63 Correct 471 ms 5964 KB Output is correct
64 Correct 450 ms 5856 KB Output is correct
65 Correct 418 ms 5468 KB Output is correct
66 Correct 398 ms 5352 KB Output is correct

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 2 ms 468 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 2 ms 468 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 2 ms 468 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 6 ms 852 KB Output is correct
11 Correct 5 ms 740 KB Output is correct
12 Correct 5 ms 852 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 4 ms 724 KB Output is correct
15 Correct 4 ms 740 KB Output is correct
16 Correct 5 ms 852 KB Output is correct
17 Correct 3 ms 596 KB Output is correct
18 Correct 4 ms 724 KB Output is correct
19 Correct 4 ms 724 KB Output is correct
20 Correct 5 ms 852 KB Output is correct
21 Correct 19 ms 1296 KB Output is correct
22 Correct 25 ms 1544 KB Output is correct
23 Correct 12 ms 1108 KB Output is correct
24 Correct 41 ms 1832 KB Output is correct
25 Correct 39 ms 1872 KB Output is correct
26 Correct 45 ms 1996 KB Output is correct
27 Correct 47 ms 1948 KB Output is correct
28 Correct 44 ms 1868 KB Output is correct
29 Correct 44 ms 1852 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 45 ms 2004 KB Output is correct
32 Correct 44 ms 1992 KB Output is correct
33 Correct 44 ms 1868 KB Output is correct
34 Correct 43 ms 1868 KB Output is correct
35 Correct 44 ms 1848 KB Output is correct
36 Correct 44 ms 1976 KB Output is correct
37 Correct 171 ms 3572 KB Output is correct
38 Correct 182 ms 3676 KB Output is correct
39 Correct 264 ms 4364 KB Output is correct
40 Correct 320 ms 4876 KB Output is correct
41 Correct 300 ms 4620 KB Output is correct
42 Correct 273 ms 4436 KB Output is correct
43 Correct 267 ms 4676 KB Output is correct
44 Correct 276 ms 4684 KB Output is correct
45 Correct 276 ms 4692 KB Output is correct
46 Correct 302 ms 4608 KB Output is correct
47 Correct 272 ms 4548 KB Output is correct
48 Correct 273 ms 4596 KB Output is correct
49 Correct 262 ms 4584 KB Output is correct
50 Correct 271 ms 4432 KB Output is correct
51 Correct 1 ms 340 KB Output is correct
52 Correct 328 ms 5064 KB Output is correct
53 Correct 394 ms 5436 KB Output is correct
54 Correct 546 ms 6452 KB Output is correct
55 Correct 550 ms 6608 KB Output is correct
56 Correct 419 ms 5580 KB Output is correct
57 Correct 564 ms 6600 KB Output is correct
58 Correct 529 ms 6360 KB Output is correct
59 Correct 544 ms 6484 KB Output is correct
60 Correct 1 ms 340 KB Output is correct
61 Correct 552 ms 6492 KB Output is correct
62 Correct 460 ms 6024 KB Output is correct
63 Correct 471 ms 5964 KB Output is correct
64 Correct 450 ms 5856 KB Output is correct
65 Correct 418 ms 5468 KB Output is correct
66 Correct 398 ms 5352 KB Output is correct
67 Correct 706 ms 7244 KB Output is correct
68 Execution timed out 1018 ms 8184 KB Time limit exceeded
69 Halted 0 ms 0 KB -