Submission #501687

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
501687	2022-01-04T10:10:25 Z	shmad	Bootfall (IZhO17_bootfall)	C++14	28 / 100	1000 ms	32276 KB

bootfall

#include <bits/stdc++.h>

#define int long long
#define vt vector
#define pb push_back
#define all(x) (x).begin(), (x).end()
#define sz(x) (int)(x).size()
#define ff first
#define ss second
#define dbg(x) cerr << #x << " = " << x << '\n'

using namespace std;
using ll = long long;
using pii = pair<int, int>;
using vvi = vt< vt<int> >;

const int N = 1e6 + 5, mod = 1e9 + 7, inf = 1e18 + 7, B = 500, LIM = (1ll << 60);
const double eps = 1e-6;

int dp[200][10000];

void solve () {
	int n;
	cin >> n;
	vt<int> a(n + 1);
	int sum = 0;
	for (int i = 1; i <= n; i++) cin >> a[i], sum += a[i];
	if (n & 1) cout << "0\n", exit(0);
	set<int> ans;
	vt<int> used(sum + 1, 0);
	for (int i = 1; i <= n; i++) {
		dp[i][0] = 1;
		for (int j = 1; j <= n; j++) {
			if (i == j) continue;   
			for (int w = 10000 - a[j]; w >= 0; w--) {
				if (dp[i][w] == 1) dp[i][w + a[j]] = 1;
			}
		}
	}
	for (int val = 1; val <= sum; val++) {
		for (int i = 1; i <= n; i++) {
			int x = a[i], s = sum - a[i];
			a[i] = val;
			s += a[i];
			if (s & 1) {
				a[i] = x;
				continue;
			}
			if (dp[i][s / 2] == 1) {
            	used[val]++;
            	if (used[val] >= n) ans.insert(val);
            }
			a[i] = x;
		}
	}
	cout << sz(ans) << '\n';
	for (auto x: ans) cout << x << ' ';
	cout << '\n';
}

bool testcases = 0;
                  
signed main() {
    cin.tie(0) -> sync_with_stdio(0);
    int test = 1;
    if (testcases) cin >> test;
    for (int cs = 1; cs <= test; cs++) {
        solve();
    }
}

Subtask #1
6.0 / 6.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	320 KB	Output is correct
2	Correct	1 ms	332 KB	Output is correct
3	Correct	1 ms	320 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	2 ms	448 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	2 ms	460 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct

Subtask #2
7.0 / 7.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	320 KB	Output is correct
2	Correct	1 ms	332 KB	Output is correct
3	Correct	1 ms	320 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	2 ms	448 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	2 ms	460 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct
10	Correct	8 ms	588 KB	Output is correct
11	Correct	7 ms	460 KB	Output is correct
12	Correct	7 ms	484 KB	Output is correct
13	Correct	6 ms	460 KB	Output is correct
14	Correct	6 ms	484 KB	Output is correct
15	Correct	6 ms	448 KB	Output is correct
16	Correct	6 ms	464 KB	Output is correct
17	Correct	3 ms	332 KB	Output is correct
18	Correct	5 ms	460 KB	Output is correct
19	Correct	5 ms	344 KB	Output is correct
20	Correct	7 ms	592 KB	Output is correct

Subtask #3
15.0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	320 KB	Output is correct
2	Correct	1 ms	332 KB	Output is correct
3	Correct	1 ms	320 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	2 ms	448 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	2 ms	460 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct
10	Correct	8 ms	588 KB	Output is correct
11	Correct	7 ms	460 KB	Output is correct
12	Correct	7 ms	484 KB	Output is correct
13	Correct	6 ms	460 KB	Output is correct
14	Correct	6 ms	484 KB	Output is correct
15	Correct	6 ms	448 KB	Output is correct
16	Correct	6 ms	464 KB	Output is correct
17	Correct	3 ms	332 KB	Output is correct
18	Correct	5 ms	460 KB	Output is correct
19	Correct	5 ms	344 KB	Output is correct
20	Correct	7 ms	592 KB	Output is correct
21	Correct	48 ms	2220 KB	Output is correct
22	Correct	65 ms	2664 KB	Output is correct
23	Correct	26 ms	1588 KB	Output is correct
24	Correct	121 ms	4076 KB	Output is correct
25	Correct	123 ms	7340 KB	Output is correct
26	Correct	156 ms	8180 KB	Output is correct
27	Correct	117 ms	7644 KB	Output is correct
28	Correct	110 ms	8132 KB	Output is correct
29	Correct	118 ms	8168 KB	Output is correct
30	Correct	142 ms	4768 KB	Output is correct
31	Correct	169 ms	6688 KB	Output is correct
32	Correct	136 ms	4556 KB	Output is correct
33	Correct	82 ms	8096 KB	Output is correct
34	Correct	86 ms	8152 KB	Output is correct
35	Correct	114 ms	8212 KB	Output is correct
36	Correct	135 ms	4420 KB	Output is correct

Subtask #4
0 / 16.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	320 KB	Output is correct
2	Correct	1 ms	332 KB	Output is correct
3	Correct	1 ms	320 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	2 ms	448 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	2 ms	460 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct
10	Correct	8 ms	588 KB	Output is correct
11	Correct	7 ms	460 KB	Output is correct
12	Correct	7 ms	484 KB	Output is correct
13	Correct	6 ms	460 KB	Output is correct
14	Correct	6 ms	484 KB	Output is correct
15	Correct	6 ms	448 KB	Output is correct
16	Correct	6 ms	464 KB	Output is correct
17	Correct	3 ms	332 KB	Output is correct
18	Correct	5 ms	460 KB	Output is correct
19	Correct	5 ms	344 KB	Output is correct
20	Correct	7 ms	592 KB	Output is correct
21	Correct	48 ms	2220 KB	Output is correct
22	Correct	65 ms	2664 KB	Output is correct
23	Correct	26 ms	1588 KB	Output is correct
24	Correct	121 ms	4076 KB	Output is correct
25	Correct	123 ms	7340 KB	Output is correct
26	Correct	156 ms	8180 KB	Output is correct
27	Correct	117 ms	7644 KB	Output is correct
28	Correct	110 ms	8132 KB	Output is correct
29	Correct	118 ms	8168 KB	Output is correct
30	Correct	142 ms	4768 KB	Output is correct
31	Correct	169 ms	6688 KB	Output is correct
32	Correct	136 ms	4556 KB	Output is correct
33	Correct	82 ms	8096 KB	Output is correct
34	Correct	86 ms	8152 KB	Output is correct
35	Correct	114 ms	8212 KB	Output is correct
36	Correct	135 ms	4420 KB	Output is correct
37	Execution timed out	1059 ms	32276 KB	Time limit exceeded
38	Halted	0 ms	0 KB	-

Subtask #5
0 / 21.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	320 KB	Output is correct
2	Correct	1 ms	332 KB	Output is correct
3	Correct	1 ms	320 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	2 ms	448 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	2 ms	460 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct
10	Correct	8 ms	588 KB	Output is correct
11	Correct	7 ms	460 KB	Output is correct
12	Correct	7 ms	484 KB	Output is correct
13	Correct	6 ms	460 KB	Output is correct
14	Correct	6 ms	484 KB	Output is correct
15	Correct	6 ms	448 KB	Output is correct
16	Correct	6 ms	464 KB	Output is correct
17	Correct	3 ms	332 KB	Output is correct
18	Correct	5 ms	460 KB	Output is correct
19	Correct	5 ms	344 KB	Output is correct
20	Correct	7 ms	592 KB	Output is correct
21	Correct	48 ms	2220 KB	Output is correct
22	Correct	65 ms	2664 KB	Output is correct
23	Correct	26 ms	1588 KB	Output is correct
24	Correct	121 ms	4076 KB	Output is correct
25	Correct	123 ms	7340 KB	Output is correct
26	Correct	156 ms	8180 KB	Output is correct
27	Correct	117 ms	7644 KB	Output is correct
28	Correct	110 ms	8132 KB	Output is correct
29	Correct	118 ms	8168 KB	Output is correct
30	Correct	142 ms	4768 KB	Output is correct
31	Correct	169 ms	6688 KB	Output is correct
32	Correct	136 ms	4556 KB	Output is correct
33	Correct	82 ms	8096 KB	Output is correct
34	Correct	86 ms	8152 KB	Output is correct
35	Correct	114 ms	8212 KB	Output is correct
36	Correct	135 ms	4420 KB	Output is correct
37	Execution timed out	1059 ms	32276 KB	Time limit exceeded
38	Halted	0 ms	0 KB	-

Subtask #6
0 / 35.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	320 KB	Output is correct
2	Correct	1 ms	332 KB	Output is correct
3	Correct	1 ms	320 KB	Output is correct
4	Correct	1 ms	332 KB	Output is correct
5	Correct	2 ms	448 KB	Output is correct
6	Correct	1 ms	332 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	2 ms	460 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct
10	Correct	8 ms	588 KB	Output is correct
11	Correct	7 ms	460 KB	Output is correct
12	Correct	7 ms	484 KB	Output is correct
13	Correct	6 ms	460 KB	Output is correct
14	Correct	6 ms	484 KB	Output is correct
15	Correct	6 ms	448 KB	Output is correct
16	Correct	6 ms	464 KB	Output is correct
17	Correct	3 ms	332 KB	Output is correct
18	Correct	5 ms	460 KB	Output is correct
19	Correct	5 ms	344 KB	Output is correct
20	Correct	7 ms	592 KB	Output is correct
21	Correct	48 ms	2220 KB	Output is correct
22	Correct	65 ms	2664 KB	Output is correct
23	Correct	26 ms	1588 KB	Output is correct
24	Correct	121 ms	4076 KB	Output is correct
25	Correct	123 ms	7340 KB	Output is correct
26	Correct	156 ms	8180 KB	Output is correct
27	Correct	117 ms	7644 KB	Output is correct
28	Correct	110 ms	8132 KB	Output is correct
29	Correct	118 ms	8168 KB	Output is correct
30	Correct	142 ms	4768 KB	Output is correct
31	Correct	169 ms	6688 KB	Output is correct
32	Correct	136 ms	4556 KB	Output is correct
33	Correct	82 ms	8096 KB	Output is correct
34	Correct	86 ms	8152 KB	Output is correct
35	Correct	114 ms	8212 KB	Output is correct
36	Correct	135 ms	4420 KB	Output is correct
37	Execution timed out	1059 ms	32276 KB	Time limit exceeded
38	Halted	0 ms	0 KB	-

Submission #501687

Compilation message

Subtask #1 6.0 / 6.0

Subtask #2 7.0 / 7.0

Subtask #3 15.0 / 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
15.0 / 15.0

Subtask #4
0 / 16.0

Subtask #5
0 / 21.0

Subtask #6
0 / 35.0