Submission #337944

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
337944	2020-12-22T06:54:29 Z	kutbilim_one	Bootfall (IZhO17_bootfall)	C++14	65 / 100	1000 ms	5844 KB

bootfall

/** kutbilim.one **/
#include <bits/stdc++.h>
 
using namespace std;
 
#define all(x) x.begin(),x.end()
#define int long long
#define endl '\n'
                                /*
ifstream in("test.txt"); 
#define cin in                    */
 
const int MAX = 500*500+1; 
	

signed main(){
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
 
	int n; cin >> n;
	vector<int> a(n);

	vector<int> dp(MAX);
	vector<int> used(MAX, 1);
	dp[0] = 1;
	int sum = 0;
	for(int i = 0; i < n; i++){ 
		cin >> a[i];
        for(int x = sum; x >= 0; x--)
   			dp[x+a[i]] += dp[x];
    	sum += a[i];
    }

    if(sum%2 == 1 || dp[sum/2] == 0) return cout << 0, 0;
 
    for(int ex = 0; ex < n; ex++){
    	int left = sum-a[ex];
    	for(int x = 0; x <= left; x++)
    		dp[x + a[ex]] -= dp[x];
    
       	for(int right = 0; right <= MAX; right++)
    		if((left+right)%2 == 1 || dp[(left+right)/2] == 0) used[right] = 0;
   	
   		for(int x = left; x >= 0; x--)
   			dp[x + a[ex]] += dp[x]; 	
    }
 
    vector<int> res;
    for(int i = 0; i <= MAX; i++){
    	if(used[i]) res.push_back(i);	
    } 
 
    cout << res.size() << endl;
    for(auto i : res) cout << i << " ";
 
    return 0;
}

Compilation message

bootfall.cpp: In function 'int main()':
bootfall.cpp:41:9: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
   41 |         for(int right = 0; right <= MAX; right++)
      |         ^~~
bootfall.cpp:44:6: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
   44 |      for(int x = left; x >= 0; x--)
      |      ^~~

Subtask #1
6.0 / 6.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	5 ms	4204 KB	Output is correct
2	Correct	5 ms	4204 KB	Output is correct
3	Correct	3 ms	4204 KB	Output is correct
4	Correct	5 ms	4204 KB	Output is correct
5	Correct	7 ms	4204 KB	Output is correct
6	Correct	6 ms	4204 KB	Output is correct
7	Correct	5 ms	4204 KB	Output is correct
8	Correct	7 ms	4204 KB	Output is correct
9	Correct	6 ms	4204 KB	Output is correct

Subtask #2
7.0 / 7.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	5 ms	4204 KB	Output is correct
2	Correct	5 ms	4204 KB	Output is correct
3	Correct	3 ms	4204 KB	Output is correct
4	Correct	5 ms	4204 KB	Output is correct
5	Correct	7 ms	4204 KB	Output is correct
6	Correct	6 ms	4204 KB	Output is correct
7	Correct	5 ms	4204 KB	Output is correct
8	Correct	7 ms	4204 KB	Output is correct
9	Correct	6 ms	4204 KB	Output is correct
10	Correct	12 ms	4204 KB	Output is correct
11	Correct	12 ms	4204 KB	Output is correct
12	Correct	12 ms	4204 KB	Output is correct
13	Correct	11 ms	4204 KB	Output is correct
14	Correct	12 ms	4204 KB	Output is correct
15	Correct	12 ms	4204 KB	Output is correct
16	Correct	16 ms	4204 KB	Output is correct
17	Correct	9 ms	4204 KB	Output is correct
18	Correct	12 ms	4204 KB	Output is correct
19	Correct	11 ms	4204 KB	Output is correct
20	Correct	12 ms	4204 KB	Output is correct

Subtask #3
15.0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	5 ms	4204 KB	Output is correct
2	Correct	5 ms	4204 KB	Output is correct
3	Correct	3 ms	4204 KB	Output is correct
4	Correct	5 ms	4204 KB	Output is correct
5	Correct	7 ms	4204 KB	Output is correct
6	Correct	6 ms	4204 KB	Output is correct
7	Correct	5 ms	4204 KB	Output is correct
8	Correct	7 ms	4204 KB	Output is correct
9	Correct	6 ms	4204 KB	Output is correct
10	Correct	12 ms	4204 KB	Output is correct
11	Correct	12 ms	4204 KB	Output is correct
12	Correct	12 ms	4204 KB	Output is correct
13	Correct	11 ms	4204 KB	Output is correct
14	Correct	12 ms	4204 KB	Output is correct
15	Correct	12 ms	4204 KB	Output is correct
16	Correct	16 ms	4204 KB	Output is correct
17	Correct	9 ms	4204 KB	Output is correct
18	Correct	12 ms	4204 KB	Output is correct
19	Correct	11 ms	4204 KB	Output is correct
20	Correct	12 ms	4204 KB	Output is correct
21	Correct	24 ms	4332 KB	Output is correct
22	Correct	27 ms	4332 KB	Output is correct
23	Correct	20 ms	4332 KB	Output is correct
24	Correct	35 ms	4332 KB	Output is correct
25	Correct	41 ms	4332 KB	Output is correct
26	Correct	41 ms	4308 KB	Output is correct
27	Correct	40 ms	4332 KB	Output is correct
28	Correct	40 ms	4332 KB	Output is correct
29	Correct	42 ms	4204 KB	Output is correct
30	Correct	37 ms	4204 KB	Output is correct
31	Correct	41 ms	4332 KB	Output is correct
32	Correct	37 ms	4332 KB	Output is correct
33	Correct	41 ms	4204 KB	Output is correct
34	Correct	41 ms	4204 KB	Output is correct
35	Correct	45 ms	4204 KB	Output is correct
36	Correct	37 ms	4332 KB	Output is correct

Subtask #4
16.0 / 16.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	5 ms	4204 KB	Output is correct
2	Correct	5 ms	4204 KB	Output is correct
3	Correct	3 ms	4204 KB	Output is correct
4	Correct	5 ms	4204 KB	Output is correct
5	Correct	7 ms	4204 KB	Output is correct
6	Correct	6 ms	4204 KB	Output is correct
7	Correct	5 ms	4204 KB	Output is correct
8	Correct	7 ms	4204 KB	Output is correct
9	Correct	6 ms	4204 KB	Output is correct
10	Correct	12 ms	4204 KB	Output is correct
11	Correct	12 ms	4204 KB	Output is correct
12	Correct	12 ms	4204 KB	Output is correct
13	Correct	11 ms	4204 KB	Output is correct
14	Correct	12 ms	4204 KB	Output is correct
15	Correct	12 ms	4204 KB	Output is correct
16	Correct	16 ms	4204 KB	Output is correct
17	Correct	9 ms	4204 KB	Output is correct
18	Correct	12 ms	4204 KB	Output is correct
19	Correct	11 ms	4204 KB	Output is correct
20	Correct	12 ms	4204 KB	Output is correct
21	Correct	24 ms	4332 KB	Output is correct
22	Correct	27 ms	4332 KB	Output is correct
23	Correct	20 ms	4332 KB	Output is correct
24	Correct	35 ms	4332 KB	Output is correct
25	Correct	41 ms	4332 KB	Output is correct
26	Correct	41 ms	4308 KB	Output is correct
27	Correct	40 ms	4332 KB	Output is correct
28	Correct	40 ms	4332 KB	Output is correct
29	Correct	42 ms	4204 KB	Output is correct
30	Correct	37 ms	4204 KB	Output is correct
31	Correct	41 ms	4332 KB	Output is correct
32	Correct	37 ms	4332 KB	Output is correct
33	Correct	41 ms	4204 KB	Output is correct
34	Correct	41 ms	4204 KB	Output is correct
35	Correct	45 ms	4204 KB	Output is correct
36	Correct	37 ms	4332 KB	Output is correct
37	Correct	95 ms	4460 KB	Output is correct
38	Correct	96 ms	4460 KB	Output is correct
39	Correct	209 ms	4204 KB	Output is correct
40	Correct	159 ms	4588 KB	Output is correct
41	Correct	242 ms	4204 KB	Output is correct
42	Correct	144 ms	4588 KB	Output is correct
43	Correct	189 ms	4716 KB	Output is correct
44	Correct	196 ms	4716 KB	Output is correct
45	Correct	200 ms	4716 KB	Output is correct
46	Correct	150 ms	4204 KB	Output is correct
47	Correct	146 ms	4612 KB	Output is correct
48	Correct	204 ms	4716 KB	Output is correct
49	Correct	209 ms	4332 KB	Output is correct
50	Correct	149 ms	4588 KB	Output is correct
51	Correct	15 ms	4204 KB	Output is correct
52	Correct	245 ms	4844 KB	Output is correct

Subtask #5
21.0 / 21.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	5 ms	4204 KB	Output is correct
2	Correct	5 ms	4204 KB	Output is correct
3	Correct	3 ms	4204 KB	Output is correct
4	Correct	5 ms	4204 KB	Output is correct
5	Correct	7 ms	4204 KB	Output is correct
6	Correct	6 ms	4204 KB	Output is correct
7	Correct	5 ms	4204 KB	Output is correct
8	Correct	7 ms	4204 KB	Output is correct
9	Correct	6 ms	4204 KB	Output is correct
10	Correct	12 ms	4204 KB	Output is correct
11	Correct	12 ms	4204 KB	Output is correct
12	Correct	12 ms	4204 KB	Output is correct
13	Correct	11 ms	4204 KB	Output is correct
14	Correct	12 ms	4204 KB	Output is correct
15	Correct	12 ms	4204 KB	Output is correct
16	Correct	16 ms	4204 KB	Output is correct
17	Correct	9 ms	4204 KB	Output is correct
18	Correct	12 ms	4204 KB	Output is correct
19	Correct	11 ms	4204 KB	Output is correct
20	Correct	12 ms	4204 KB	Output is correct
21	Correct	24 ms	4332 KB	Output is correct
22	Correct	27 ms	4332 KB	Output is correct
23	Correct	20 ms	4332 KB	Output is correct
24	Correct	35 ms	4332 KB	Output is correct
25	Correct	41 ms	4332 KB	Output is correct
26	Correct	41 ms	4308 KB	Output is correct
27	Correct	40 ms	4332 KB	Output is correct
28	Correct	40 ms	4332 KB	Output is correct
29	Correct	42 ms	4204 KB	Output is correct
30	Correct	37 ms	4204 KB	Output is correct
31	Correct	41 ms	4332 KB	Output is correct
32	Correct	37 ms	4332 KB	Output is correct
33	Correct	41 ms	4204 KB	Output is correct
34	Correct	41 ms	4204 KB	Output is correct
35	Correct	45 ms	4204 KB	Output is correct
36	Correct	37 ms	4332 KB	Output is correct
37	Correct	95 ms	4460 KB	Output is correct
38	Correct	96 ms	4460 KB	Output is correct
39	Correct	209 ms	4204 KB	Output is correct
40	Correct	159 ms	4588 KB	Output is correct
41	Correct	242 ms	4204 KB	Output is correct
42	Correct	144 ms	4588 KB	Output is correct
43	Correct	189 ms	4716 KB	Output is correct
44	Correct	196 ms	4716 KB	Output is correct
45	Correct	200 ms	4716 KB	Output is correct
46	Correct	150 ms	4204 KB	Output is correct
47	Correct	146 ms	4612 KB	Output is correct
48	Correct	204 ms	4716 KB	Output is correct
49	Correct	209 ms	4332 KB	Output is correct
50	Correct	149 ms	4588 KB	Output is correct
51	Correct	15 ms	4204 KB	Output is correct
52	Correct	245 ms	4844 KB	Output is correct
53	Correct	208 ms	4716 KB	Output is correct
54	Correct	272 ms	4844 KB	Output is correct
55	Correct	435 ms	5096 KB	Output is correct
56	Correct	238 ms	4844 KB	Output is correct
57	Correct	453 ms	5076 KB	Output is correct
58	Correct	292 ms	4844 KB	Output is correct
59	Correct	341 ms	4972 KB	Output is correct
60	Correct	36 ms	4204 KB	Output is correct
61	Correct	362 ms	4972 KB	Output is correct
62	Correct	363 ms	5096 KB	Output is correct
63	Correct	375 ms	5244 KB	Output is correct
64	Correct	357 ms	5096 KB	Output is correct
65	Correct	224 ms	4332 KB	Output is correct
66	Correct	230 ms	4460 KB	Output is correct

Subtask #6
0 / 35.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	5 ms	4204 KB	Output is correct
2	Correct	5 ms	4204 KB	Output is correct
3	Correct	3 ms	4204 KB	Output is correct
4	Correct	5 ms	4204 KB	Output is correct
5	Correct	7 ms	4204 KB	Output is correct
6	Correct	6 ms	4204 KB	Output is correct
7	Correct	5 ms	4204 KB	Output is correct
8	Correct	7 ms	4204 KB	Output is correct
9	Correct	6 ms	4204 KB	Output is correct
10	Correct	12 ms	4204 KB	Output is correct
11	Correct	12 ms	4204 KB	Output is correct
12	Correct	12 ms	4204 KB	Output is correct
13	Correct	11 ms	4204 KB	Output is correct
14	Correct	12 ms	4204 KB	Output is correct
15	Correct	12 ms	4204 KB	Output is correct
16	Correct	16 ms	4204 KB	Output is correct
17	Correct	9 ms	4204 KB	Output is correct
18	Correct	12 ms	4204 KB	Output is correct
19	Correct	11 ms	4204 KB	Output is correct
20	Correct	12 ms	4204 KB	Output is correct
21	Correct	24 ms	4332 KB	Output is correct
22	Correct	27 ms	4332 KB	Output is correct
23	Correct	20 ms	4332 KB	Output is correct
24	Correct	35 ms	4332 KB	Output is correct
25	Correct	41 ms	4332 KB	Output is correct
26	Correct	41 ms	4308 KB	Output is correct
27	Correct	40 ms	4332 KB	Output is correct
28	Correct	40 ms	4332 KB	Output is correct
29	Correct	42 ms	4204 KB	Output is correct
30	Correct	37 ms	4204 KB	Output is correct
31	Correct	41 ms	4332 KB	Output is correct
32	Correct	37 ms	4332 KB	Output is correct
33	Correct	41 ms	4204 KB	Output is correct
34	Correct	41 ms	4204 KB	Output is correct
35	Correct	45 ms	4204 KB	Output is correct
36	Correct	37 ms	4332 KB	Output is correct
37	Correct	95 ms	4460 KB	Output is correct
38	Correct	96 ms	4460 KB	Output is correct
39	Correct	209 ms	4204 KB	Output is correct
40	Correct	159 ms	4588 KB	Output is correct
41	Correct	242 ms	4204 KB	Output is correct
42	Correct	144 ms	4588 KB	Output is correct
43	Correct	189 ms	4716 KB	Output is correct
44	Correct	196 ms	4716 KB	Output is correct
45	Correct	200 ms	4716 KB	Output is correct
46	Correct	150 ms	4204 KB	Output is correct
47	Correct	146 ms	4612 KB	Output is correct
48	Correct	204 ms	4716 KB	Output is correct
49	Correct	209 ms	4332 KB	Output is correct
50	Correct	149 ms	4588 KB	Output is correct
51	Correct	15 ms	4204 KB	Output is correct
52	Correct	245 ms	4844 KB	Output is correct
53	Correct	208 ms	4716 KB	Output is correct
54	Correct	272 ms	4844 KB	Output is correct
55	Correct	435 ms	5096 KB	Output is correct
56	Correct	238 ms	4844 KB	Output is correct
57	Correct	453 ms	5076 KB	Output is correct
58	Correct	292 ms	4844 KB	Output is correct
59	Correct	341 ms	4972 KB	Output is correct
60	Correct	36 ms	4204 KB	Output is correct
61	Correct	362 ms	4972 KB	Output is correct
62	Correct	363 ms	5096 KB	Output is correct
63	Correct	375 ms	5244 KB	Output is correct
64	Correct	357 ms	5096 KB	Output is correct
65	Correct	224 ms	4332 KB	Output is correct
66	Correct	230 ms	4460 KB	Output is correct
67	Correct	373 ms	4972 KB	Output is correct
68	Correct	102 ms	4332 KB	Output is correct
69	Execution timed out	1042 ms	5844 KB	Time limit exceeded
70	Halted	0 ms	0 KB	-

Submission #337944

Compilation message

Subtask #1 6.0 / 6.0

Subtask #2 7.0 / 7.0

Subtask #3 15.0 / 15.0

Subtask #4 16.0 / 16.0

Subtask #5 21.0 / 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
16.0 / 16.0

Subtask #5
21.0 / 21.0

Subtask #6
0 / 35.0