oj.uz

Submission #171235

# Submission time Handle Problem Language Result Execution time Memory
171235 2019-12-27T21:07:14 Z Lightning Bootfall (IZhO17_bootfall) C++14
100 / 100
 407 ms 2932 KB 
#include <iostream>
#include <algorithm>
#include <vector>
#include <cmath>
#include <set>
#include <map>
#include <iomanip>
#include <stack>
#include <queue>
#include <deque>

using namespace std;

typedef long long ll;
typedef pair <int, int> pii;

#define sz(a) (int)a.size()
#define all(a) a.begin(), a.end()
#define pb push_back
#define ppb pop_back
#define mkp make_pair
#define F first
#define S second
#define show(a) cerr << #a <<" -> "<< a <<"\n"
#define fo(a, b, c, d) for(int (a) = (b); (a) <= (c); (a) += (d))
#define foo(a, b, c ,d) for(int (a) = (b); (a) >= (c); (a) -= (d))
//#define int ll

const int N = 505;
const int Tima = (500 * 500) + 5;

int n, sum, dp[Tima], a[N];
bool can[Tima];
vector <int> ans;

void add(int x) {
	sum += x;
	for(int i = sum; i >= x; --i) {
		dp[i] += dp[i - x];
	}
}

void del(int x) {
	for(int i = x; i <= sum; ++i) {
		dp[i] -= dp[i - x];
	}
	sum -= x;
}

int main () {
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	dp[0] = 1;
	cin >> n;
	for(int i = 1; i <= n; ++i) {
		cin >> a[i];
		add(a[i]);
	}
	if((sum % 2 == 1) || (dp[sum / 2] == 0)) {
		puts("0");
		return 0;
	}
	for(int i = 0; i < Tima; ++i) 
		can[i] = true;
	for(int i = 1; i <= n; ++i) {
		del(a[i]);
		for(int x = 0; x < Tima; ++x) {
			if(((sum + x) % 2 == 1) || (dp[(sum + x) / 2] == 0)) {
				can[x] = 0;
			}
		}
		add(a[i]);
	}
	for(int i = 0; i < Tima; ++i) {
		if(can[i])
			ans.pb(i);
	}
	cout << sz(ans) <<'\n';
	for(int it : ans)
		cout << it <<' ';
	return 0;
}
/*
	If you only do what you can do, 
	You will never be more than you are now!

	
	We must all suffer from one of two pains: the pain of discipline or the pain of regret. 
	The difference is discipline weighs grams while regret weighs tons.
*/

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 632 KB Output is correct
2 Correct 6 ms 760 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 5 ms 632 KB Output is correct
5 Correct 8 ms 760 KB Output is correct
6 Correct 6 ms 632 KB Output is correct
7 Correct 6 ms 632 KB Output is correct
8 Correct 8 ms 632 KB Output is correct
9 Correct 7 ms 632 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 632 KB Output is correct
2 Correct 6 ms 760 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 5 ms 632 KB Output is correct
5 Correct 8 ms 760 KB Output is correct
6 Correct 6 ms 632 KB Output is correct
7 Correct 6 ms 632 KB Output is correct
8 Correct 8 ms 632 KB Output is correct
9 Correct 7 ms 632 KB Output is correct
10 Correct 15 ms 632 KB Output is correct
11 Correct 15 ms 632 KB Output is correct
12 Correct 15 ms 504 KB Output is correct
13 Correct 13 ms 632 KB Output is correct
14 Correct 14 ms 632 KB Output is correct
15 Correct 14 ms 632 KB Output is correct
16 Correct 15 ms 508 KB Output is correct
17 Correct 10 ms 632 KB Output is correct
18 Correct 13 ms 520 KB Output is correct
19 Correct 13 ms 632 KB Output is correct
20 Correct 15 ms 760 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 632 KB Output is correct
2 Correct 6 ms 760 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 5 ms 632 KB Output is correct
5 Correct 8 ms 760 KB Output is correct
6 Correct 6 ms 632 KB Output is correct
7 Correct 6 ms 632 KB Output is correct
8 Correct 8 ms 632 KB Output is correct
9 Correct 7 ms 632 KB Output is correct
10 Correct 15 ms 632 KB Output is correct
11 Correct 15 ms 632 KB Output is correct
12 Correct 15 ms 504 KB Output is correct
13 Correct 13 ms 632 KB Output is correct
14 Correct 14 ms 632 KB Output is correct
15 Correct 14 ms 632 KB Output is correct
16 Correct 15 ms 508 KB Output is correct
17 Correct 10 ms 632 KB Output is correct
18 Correct 13 ms 520 KB Output is correct
19 Correct 13 ms 632 KB Output is correct
20 Correct 15 ms 760 KB Output is correct
21 Correct 28 ms 632 KB Output is correct
22 Correct 32 ms 648 KB Output is correct
23 Correct 23 ms 760 KB Output is correct
24 Correct 41 ms 676 KB Output is correct
25 Correct 41 ms 636 KB Output is correct
26 Correct 44 ms 732 KB Output is correct
27 Correct 44 ms 632 KB Output is correct
28 Correct 44 ms 700 KB Output is correct
29 Correct 44 ms 632 KB Output is correct
30 Correct 43 ms 632 KB Output is correct
31 Correct 43 ms 632 KB Output is correct
32 Correct 43 ms 792 KB Output is correct
33 Correct 44 ms 632 KB Output is correct
34 Correct 43 ms 668 KB Output is correct
35 Correct 44 ms 672 KB Output is correct
36 Correct 43 ms 632 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 632 KB Output is correct
2 Correct 6 ms 760 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 5 ms 632 KB Output is correct
5 Correct 8 ms 760 KB Output is correct
6 Correct 6 ms 632 KB Output is correct
7 Correct 6 ms 632 KB Output is correct
8 Correct 8 ms 632 KB Output is correct
9 Correct 7 ms 632 KB Output is correct
10 Correct 15 ms 632 KB Output is correct
11 Correct 15 ms 632 KB Output is correct
12 Correct 15 ms 504 KB Output is correct
13 Correct 13 ms 632 KB Output is correct
14 Correct 14 ms 632 KB Output is correct
15 Correct 14 ms 632 KB Output is correct
16 Correct 15 ms 508 KB Output is correct
17 Correct 10 ms 632 KB Output is correct
18 Correct 13 ms 520 KB Output is correct
19 Correct 13 ms 632 KB Output is correct
20 Correct 15 ms 760 KB Output is correct
21 Correct 28 ms 632 KB Output is correct
22 Correct 32 ms 648 KB Output is correct
23 Correct 23 ms 760 KB Output is correct
24 Correct 41 ms 676 KB Output is correct
25 Correct 41 ms 636 KB Output is correct
26 Correct 44 ms 732 KB Output is correct
27 Correct 44 ms 632 KB Output is correct
28 Correct 44 ms 700 KB Output is correct
29 Correct 44 ms 632 KB Output is correct
30 Correct 43 ms 632 KB Output is correct
31 Correct 43 ms 632 KB Output is correct
32 Correct 43 ms 792 KB Output is correct
33 Correct 44 ms 632 KB Output is correct
34 Correct 43 ms 668 KB Output is correct
35 Correct 44 ms 672 KB Output is correct
36 Correct 43 ms 632 KB Output is correct
37 Correct 87 ms 832 KB Output is correct
38 Correct 88 ms 836 KB Output is correct
39 Correct 125 ms 988 KB Output is correct
40 Correct 124 ms 888 KB Output is correct
41 Correct 139 ms 888 KB Output is correct
42 Correct 115 ms 912 KB Output is correct
43 Correct 123 ms 1144 KB Output is correct
44 Correct 124 ms 1144 KB Output is correct
45 Correct 126 ms 1244 KB Output is correct
46 Correct 126 ms 760 KB Output is correct
47 Correct 114 ms 988 KB Output is correct
48 Correct 127 ms 1144 KB Output is correct
49 Correct 129 ms 888 KB Output is correct
50 Correct 114 ms 988 KB Output is correct
51 Correct 4 ms 508 KB Output is correct
52 Correct 142 ms 1244 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 632 KB Output is correct
2 Correct 6 ms 760 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 5 ms 632 KB Output is correct
5 Correct 8 ms 760 KB Output is correct
6 Correct 6 ms 632 KB Output is correct
7 Correct 6 ms 632 KB Output is correct
8 Correct 8 ms 632 KB Output is correct
9 Correct 7 ms 632 KB Output is correct
10 Correct 15 ms 632 KB Output is correct
11 Correct 15 ms 632 KB Output is correct
12 Correct 15 ms 504 KB Output is correct
13 Correct 13 ms 632 KB Output is correct
14 Correct 14 ms 632 KB Output is correct
15 Correct 14 ms 632 KB Output is correct
16 Correct 15 ms 508 KB Output is correct
17 Correct 10 ms 632 KB Output is correct
18 Correct 13 ms 520 KB Output is correct
19 Correct 13 ms 632 KB Output is correct
20 Correct 15 ms 760 KB Output is correct
21 Correct 28 ms 632 KB Output is correct
22 Correct 32 ms 648 KB Output is correct
23 Correct 23 ms 760 KB Output is correct
24 Correct 41 ms 676 KB Output is correct
25 Correct 41 ms 636 KB Output is correct
26 Correct 44 ms 732 KB Output is correct
27 Correct 44 ms 632 KB Output is correct
28 Correct 44 ms 700 KB Output is correct
29 Correct 44 ms 632 KB Output is correct
30 Correct 43 ms 632 KB Output is correct
31 Correct 43 ms 632 KB Output is correct
32 Correct 43 ms 792 KB Output is correct
33 Correct 44 ms 632 KB Output is correct
34 Correct 43 ms 668 KB Output is correct
35 Correct 44 ms 672 KB Output is correct
36 Correct 43 ms 632 KB Output is correct
37 Correct 87 ms 832 KB Output is correct
38 Correct 88 ms 836 KB Output is correct
39 Correct 125 ms 988 KB Output is correct
40 Correct 124 ms 888 KB Output is correct
41 Correct 139 ms 888 KB Output is correct
42 Correct 115 ms 912 KB Output is correct
43 Correct 123 ms 1144 KB Output is correct
44 Correct 124 ms 1144 KB Output is correct
45 Correct 126 ms 1244 KB Output is correct
46 Correct 126 ms 760 KB Output is correct
47 Correct 114 ms 988 KB Output is correct
48 Correct 127 ms 1144 KB Output is correct
49 Correct 129 ms 888 KB Output is correct
50 Correct 114 ms 988 KB Output is correct
51 Correct 4 ms 508 KB Output is correct
52 Correct 142 ms 1244 KB Output is correct
53 Correct 142 ms 1116 KB Output is correct
54 Correct 171 ms 1244 KB Output is correct
55 Correct 215 ms 1700 KB Output is correct
56 Correct 154 ms 1244 KB Output is correct
57 Correct 209 ms 1756 KB Output is correct
58 Correct 177 ms 1372 KB Output is correct
59 Correct 185 ms 1452 KB Output is correct
60 Correct 10 ms 632 KB Output is correct
61 Correct 198 ms 1500 KB Output is correct
62 Correct 182 ms 1528 KB Output is correct
63 Correct 186 ms 1624 KB Output is correct
64 Correct 188 ms 1540 KB Output is correct
65 Correct 162 ms 888 KB Output is correct
66 Correct 158 ms 840 KB Output is correct

Subtask #6
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 632 KB Output is correct
2 Correct 6 ms 760 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 5 ms 632 KB Output is correct
5 Correct 8 ms 760 KB Output is correct
6 Correct 6 ms 632 KB Output is correct
7 Correct 6 ms 632 KB Output is correct
8 Correct 8 ms 632 KB Output is correct
9 Correct 7 ms 632 KB Output is correct
10 Correct 15 ms 632 KB Output is correct
11 Correct 15 ms 632 KB Output is correct
12 Correct 15 ms 504 KB Output is correct
13 Correct 13 ms 632 KB Output is correct
14 Correct 14 ms 632 KB Output is correct
15 Correct 14 ms 632 KB Output is correct
16 Correct 15 ms 508 KB Output is correct
17 Correct 10 ms 632 KB Output is correct
18 Correct 13 ms 520 KB Output is correct
19 Correct 13 ms 632 KB Output is correct
20 Correct 15 ms 760 KB Output is correct
21 Correct 28 ms 632 KB Output is correct
22 Correct 32 ms 648 KB Output is correct
23 Correct 23 ms 760 KB Output is correct
24 Correct 41 ms 676 KB Output is correct
25 Correct 41 ms 636 KB Output is correct
26 Correct 44 ms 732 KB Output is correct
27 Correct 44 ms 632 KB Output is correct
28 Correct 44 ms 700 KB Output is correct
29 Correct 44 ms 632 KB Output is correct
30 Correct 43 ms 632 KB Output is correct
31 Correct 43 ms 632 KB Output is correct
32 Correct 43 ms 792 KB Output is correct
33 Correct 44 ms 632 KB Output is correct
34 Correct 43 ms 668 KB Output is correct
35 Correct 44 ms 672 KB Output is correct
36 Correct 43 ms 632 KB Output is correct
37 Correct 87 ms 832 KB Output is correct
38 Correct 88 ms 836 KB Output is correct
39 Correct 125 ms 988 KB Output is correct
40 Correct 124 ms 888 KB Output is correct
41 Correct 139 ms 888 KB Output is correct
42 Correct 115 ms 912 KB Output is correct
43 Correct 123 ms 1144 KB Output is correct
44 Correct 124 ms 1144 KB Output is correct
45 Correct 126 ms 1244 KB Output is correct
46 Correct 126 ms 760 KB Output is correct
47 Correct 114 ms 988 KB Output is correct
48 Correct 127 ms 1144 KB Output is correct
49 Correct 129 ms 888 KB Output is correct
50 Correct 114 ms 988 KB Output is correct
51 Correct 4 ms 508 KB Output is correct
52 Correct 142 ms 1244 KB Output is correct
53 Correct 142 ms 1116 KB Output is correct
54 Correct 171 ms 1244 KB Output is correct
55 Correct 215 ms 1700 KB Output is correct
56 Correct 154 ms 1244 KB Output is correct
57 Correct 209 ms 1756 KB Output is correct
58 Correct 177 ms 1372 KB Output is correct
59 Correct 185 ms 1452 KB Output is correct
60 Correct 10 ms 632 KB Output is correct
61 Correct 198 ms 1500 KB Output is correct
62 Correct 182 ms 1528 KB Output is correct
63 Correct 186 ms 1624 KB Output is correct
64 Correct 188 ms 1540 KB Output is correct
65 Correct 162 ms 888 KB Output is correct
66 Correct 158 ms 840 KB Output is correct
67 Correct 209 ms 1528 KB Output is correct
68 Correct 22 ms 760 KB Output is correct
69 Correct 372 ms 2608 KB Output is correct
70 Correct 307 ms 2036 KB Output is correct
71 Correct 303 ms 1788 KB Output is correct
72 Correct 305 ms 1144 KB Output is correct
73 Correct 294 ms 1144 KB Output is correct
74 Correct 386 ms 2796 KB Output is correct
75 Correct 344 ms 2420 KB Output is correct
76 Correct 407 ms 2804 KB Output is correct
77 Correct 394 ms 2932 KB Output is correct