oj.uz

Submission #715719

# Submission time Handle Problem Language Result Execution time Memory
715719 2023-03-27T16:03:03 Z lukameladze Bootfall (IZhO17_bootfall) C++14
100 / 100
 442 ms 5772 KB 
# include <bits/stdc++.h>
using namespace std;
#define f first
#define s second
 #define int long long
#define pii pair <int, int>
#define pb push_back
const int N = 3e5 + 5;
int t,n,a[N],dp[N], ans[N], sum;
main() {
	std::ios_base::sync_with_stdio(false),cin.tie(0),cout.tie(0);
	vector <int> res;
	cin>>n;
	for (int i = 1; i <= n; i++) {
		cin>>a[i]; sum += a[i];
	}
	sort(a + 1, a + n + 1);
	dp[0] = 1;
	for (int i = 1; i <= n; i++) {
		for (int j = sum; j >= a[i]; j--) {
			dp[j] += dp[j - a[i]];
		}
	}
	if (!sum % 2 || !dp[sum / 2]) {
		cout<<0<<"\n"; exit(0);
	}
	for (int i = 1; i <= n; i++) {
		for (int j = a[i]; j <= sum; j++) {
			dp[j] -= dp[j - a[i]];
		}
		sum -= a[i];
		for (int j = 0; j <= sum; j++) {
			if (dp[j] && sum - 2 * j >= 0) {
				ans[sum - 2 * j]++;
				if (ans[sum - 2 * j] == n) res.pb(sum - 2 * j);
			}
		}
		sum += a[i];
		for (int j = sum; j >= a[i]; j--) {
			dp[j] += dp[j - a[i]];
		}
	}
	cout<<res.size()<<"\n"; 
	sort(res.begin(),res.end());
	for (int x : res) {
		cout<<x<<" ";		
	}
	cout<<"\n";
}

Compilation message

bootfall.cpp:10:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   10 | main() {
      | ^~~~

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 328 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 320 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 328 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 320 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 324 KB Output is correct
20 Correct 1 ms 340 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 328 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 320 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 324 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 2 ms 332 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 3 ms 480 KB Output is correct
25 Correct 4 ms 468 KB Output is correct
26 Correct 5 ms 468 KB Output is correct
27 Correct 4 ms 460 KB Output is correct
28 Correct 3 ms 456 KB Output is correct
29 Correct 4 ms 468 KB Output is correct
30 Correct 3 ms 332 KB Output is correct
31 Correct 3 ms 468 KB Output is correct
32 Correct 3 ms 468 KB Output is correct
33 Correct 3 ms 468 KB Output is correct
34 Correct 4 ms 468 KB Output is correct
35 Correct 4 ms 468 KB Output is correct
36 Correct 3 ms 468 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 328 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 320 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 324 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 2 ms 332 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 3 ms 480 KB Output is correct
25 Correct 4 ms 468 KB Output is correct
26 Correct 5 ms 468 KB Output is correct
27 Correct 4 ms 460 KB Output is correct
28 Correct 3 ms 456 KB Output is correct
29 Correct 4 ms 468 KB Output is correct
30 Correct 3 ms 332 KB Output is correct
31 Correct 3 ms 468 KB Output is correct
32 Correct 3 ms 468 KB Output is correct
33 Correct 3 ms 468 KB Output is correct
34 Correct 4 ms 468 KB Output is correct
35 Correct 4 ms 468 KB Output is correct
36 Correct 3 ms 468 KB Output is correct
37 Correct 15 ms 852 KB Output is correct
38 Correct 17 ms 912 KB Output is correct
39 Correct 35 ms 1356 KB Output is correct
40 Correct 35 ms 1100 KB Output is correct
41 Correct 45 ms 1444 KB Output is correct
42 Correct 28 ms 1060 KB Output is correct
43 Correct 52 ms 1572 KB Output is correct
44 Correct 52 ms 1600 KB Output is correct
45 Correct 57 ms 1596 KB Output is correct
46 Correct 27 ms 724 KB Output is correct
47 Correct 30 ms 1100 KB Output is correct
48 Correct 54 ms 1680 KB Output is correct
49 Correct 46 ms 1304 KB Output is correct
50 Correct 31 ms 1100 KB Output is correct
51 Correct 32 ms 816 KB Output is correct
52 Correct 71 ms 1944 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 328 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 320 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 324 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 2 ms 332 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 3 ms 480 KB Output is correct
25 Correct 4 ms 468 KB Output is correct
26 Correct 5 ms 468 KB Output is correct
27 Correct 4 ms 460 KB Output is correct
28 Correct 3 ms 456 KB Output is correct
29 Correct 4 ms 468 KB Output is correct
30 Correct 3 ms 332 KB Output is correct
31 Correct 3 ms 468 KB Output is correct
32 Correct 3 ms 468 KB Output is correct
33 Correct 3 ms 468 KB Output is correct
34 Correct 4 ms 468 KB Output is correct
35 Correct 4 ms 468 KB Output is correct
36 Correct 3 ms 468 KB Output is correct
37 Correct 15 ms 852 KB Output is correct
38 Correct 17 ms 912 KB Output is correct
39 Correct 35 ms 1356 KB Output is correct
40 Correct 35 ms 1100 KB Output is correct
41 Correct 45 ms 1444 KB Output is correct
42 Correct 28 ms 1060 KB Output is correct
43 Correct 52 ms 1572 KB Output is correct
44 Correct 52 ms 1600 KB Output is correct
45 Correct 57 ms 1596 KB Output is correct
46 Correct 27 ms 724 KB Output is correct
47 Correct 30 ms 1100 KB Output is correct
48 Correct 54 ms 1680 KB Output is correct
49 Correct 46 ms 1304 KB Output is correct
50 Correct 31 ms 1100 KB Output is correct
51 Correct 32 ms 816 KB Output is correct
52 Correct 71 ms 1944 KB Output is correct
53 Correct 51 ms 1428 KB Output is correct
54 Correct 73 ms 1704 KB Output is correct
55 Correct 146 ms 2764 KB Output is correct
56 Correct 63 ms 1720 KB Output is correct
57 Correct 142 ms 2916 KB Output is correct
58 Correct 81 ms 1804 KB Output is correct
59 Correct 99 ms 2168 KB Output is correct
60 Correct 76 ms 1212 KB Output is correct
61 Correct 110 ms 2380 KB Output is correct
62 Correct 114 ms 2584 KB Output is correct
63 Correct 127 ms 2716 KB Output is correct
64 Correct 125 ms 2764 KB Output is correct
65 Correct 41 ms 1076 KB Output is correct
66 Correct 40 ms 1288 KB Output is correct

Subtask #6
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 328 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 320 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 324 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 2 ms 332 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 3 ms 480 KB Output is correct
25 Correct 4 ms 468 KB Output is correct
26 Correct 5 ms 468 KB Output is correct
27 Correct 4 ms 460 KB Output is correct
28 Correct 3 ms 456 KB Output is correct
29 Correct 4 ms 468 KB Output is correct
30 Correct 3 ms 332 KB Output is correct
31 Correct 3 ms 468 KB Output is correct
32 Correct 3 ms 468 KB Output is correct
33 Correct 3 ms 468 KB Output is correct
34 Correct 4 ms 468 KB Output is correct
35 Correct 4 ms 468 KB Output is correct
36 Correct 3 ms 468 KB Output is correct
37 Correct 15 ms 852 KB Output is correct
38 Correct 17 ms 912 KB Output is correct
39 Correct 35 ms 1356 KB Output is correct
40 Correct 35 ms 1100 KB Output is correct
41 Correct 45 ms 1444 KB Output is correct
42 Correct 28 ms 1060 KB Output is correct
43 Correct 52 ms 1572 KB Output is correct
44 Correct 52 ms 1600 KB Output is correct
45 Correct 57 ms 1596 KB Output is correct
46 Correct 27 ms 724 KB Output is correct
47 Correct 30 ms 1100 KB Output is correct
48 Correct 54 ms 1680 KB Output is correct
49 Correct 46 ms 1304 KB Output is correct
50 Correct 31 ms 1100 KB Output is correct
51 Correct 32 ms 816 KB Output is correct
52 Correct 71 ms 1944 KB Output is correct
53 Correct 51 ms 1428 KB Output is correct
54 Correct 73 ms 1704 KB Output is correct
55 Correct 146 ms 2764 KB Output is correct
56 Correct 63 ms 1720 KB Output is correct
57 Correct 142 ms 2916 KB Output is correct
58 Correct 81 ms 1804 KB Output is correct
59 Correct 99 ms 2168 KB Output is correct
60 Correct 76 ms 1212 KB Output is correct
61 Correct 110 ms 2380 KB Output is correct
62 Correct 114 ms 2584 KB Output is correct
63 Correct 127 ms 2716 KB Output is correct
64 Correct 125 ms 2764 KB Output is correct
65 Correct 41 ms 1076 KB Output is correct
66 Correct 40 ms 1288 KB Output is correct
67 Correct 119 ms 2240 KB Output is correct
68 Correct 33 ms 1236 KB Output is correct
69 Correct 381 ms 5168 KB Output is correct
70 Correct 236 ms 3276 KB Output is correct
71 Correct 232 ms 3212 KB Output is correct
72 Correct 220 ms 2284 KB Output is correct
73 Correct 233 ms 2276 KB Output is correct
74 Correct 408 ms 5576 KB Output is correct
75 Correct 319 ms 4328 KB Output is correct
76 Correct 426 ms 5656 KB Output is correct
77 Correct 442 ms 5772 KB Output is correct