답안 #337942

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
337942	2020-12-22T06:52:27 Z	kutbilim_one	Bootfall (IZhO17_bootfall)	C++14	65 / 100	1000 ms	5848 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

#	결과	실행 시간	메모리	Grader output
1	Correct	5 ms	4332 KB	Output is correct
2	Correct	6 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	8 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

#	결과	실행 시간	메모리	Grader output
1	Correct	5 ms	4332 KB	Output is correct
2	Correct	6 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	8 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	13 ms	4204 KB	Output is correct
12	Correct	13 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	12 ms	4204 KB	Output is correct
17	Correct	9 ms	4204 KB	Output is correct
18	Correct	10 ms	4204 KB	Output is correct
19	Correct	11 ms	4204 KB	Output is correct
20	Correct	13 ms	4204 KB	Output is correct

Subtask #3
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	5 ms	4332 KB	Output is correct
2	Correct	6 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	8 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	13 ms	4204 KB	Output is correct
12	Correct	13 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	12 ms	4204 KB	Output is correct
17	Correct	9 ms	4204 KB	Output is correct
18	Correct	10 ms	4204 KB	Output is correct
19	Correct	11 ms	4204 KB	Output is correct
20	Correct	13 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	19 ms	4332 KB	Output is correct
24	Correct	43 ms	4332 KB	Output is correct
25	Correct	39 ms	4332 KB	Output is correct
26	Correct	41 ms	4332 KB	Output is correct
27	Correct	44 ms	4332 KB	Output is correct
28	Correct	41 ms	4332 KB	Output is correct
29	Correct	41 ms	4204 KB	Output is correct
30	Correct	37 ms	4204 KB	Output is correct
31	Correct	39 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	42 ms	4204 KB	Output is correct
35	Correct	43 ms	4204 KB	Output is correct
36	Correct	37 ms	4332 KB	Output is correct

Subtask #4
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	5 ms	4332 KB	Output is correct
2	Correct	6 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	8 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	13 ms	4204 KB	Output is correct
12	Correct	13 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	12 ms	4204 KB	Output is correct
17	Correct	9 ms	4204 KB	Output is correct
18	Correct	10 ms	4204 KB	Output is correct
19	Correct	11 ms	4204 KB	Output is correct
20	Correct	13 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	19 ms	4332 KB	Output is correct
24	Correct	43 ms	4332 KB	Output is correct
25	Correct	39 ms	4332 KB	Output is correct
26	Correct	41 ms	4332 KB	Output is correct
27	Correct	44 ms	4332 KB	Output is correct
28	Correct	41 ms	4332 KB	Output is correct
29	Correct	41 ms	4204 KB	Output is correct
30	Correct	37 ms	4204 KB	Output is correct
31	Correct	39 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	42 ms	4204 KB	Output is correct
35	Correct	43 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	103 ms	4480 KB	Output is correct
39	Correct	200 ms	4332 KB	Output is correct
40	Correct	157 ms	4588 KB	Output is correct
41	Correct	246 ms	4204 KB	Output is correct
42	Correct	143 ms	4588 KB	Output is correct
43	Correct	191 ms	4716 KB	Output is correct
44	Correct	196 ms	4716 KB	Output is correct
45	Correct	197 ms	4692 KB	Output is correct
46	Correct	153 ms	4204 KB	Output is correct
47	Correct	145 ms	4588 KB	Output is correct
48	Correct	210 ms	4588 KB	Output is correct
49	Correct	208 ms	4332 KB	Output is correct
50	Correct	147 ms	4588 KB	Output is correct
51	Correct	17 ms	4204 KB	Output is correct
52	Correct	248 ms	4844 KB	Output is correct

Subtask #5
21.0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	5 ms	4332 KB	Output is correct
2	Correct	6 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	8 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	13 ms	4204 KB	Output is correct
12	Correct	13 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	12 ms	4204 KB	Output is correct
17	Correct	9 ms	4204 KB	Output is correct
18	Correct	10 ms	4204 KB	Output is correct
19	Correct	11 ms	4204 KB	Output is correct
20	Correct	13 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	19 ms	4332 KB	Output is correct
24	Correct	43 ms	4332 KB	Output is correct
25	Correct	39 ms	4332 KB	Output is correct
26	Correct	41 ms	4332 KB	Output is correct
27	Correct	44 ms	4332 KB	Output is correct
28	Correct	41 ms	4332 KB	Output is correct
29	Correct	41 ms	4204 KB	Output is correct
30	Correct	37 ms	4204 KB	Output is correct
31	Correct	39 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	42 ms	4204 KB	Output is correct
35	Correct	43 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	103 ms	4480 KB	Output is correct
39	Correct	200 ms	4332 KB	Output is correct
40	Correct	157 ms	4588 KB	Output is correct
41	Correct	246 ms	4204 KB	Output is correct
42	Correct	143 ms	4588 KB	Output is correct
43	Correct	191 ms	4716 KB	Output is correct
44	Correct	196 ms	4716 KB	Output is correct
45	Correct	197 ms	4692 KB	Output is correct
46	Correct	153 ms	4204 KB	Output is correct
47	Correct	145 ms	4588 KB	Output is correct
48	Correct	210 ms	4588 KB	Output is correct
49	Correct	208 ms	4332 KB	Output is correct
50	Correct	147 ms	4588 KB	Output is correct
51	Correct	17 ms	4204 KB	Output is correct
52	Correct	248 ms	4844 KB	Output is correct
53	Correct	212 ms	4696 KB	Output is correct
54	Correct	269 ms	4844 KB	Output is correct
55	Correct	434 ms	5096 KB	Output is correct
56	Correct	237 ms	4844 KB	Output is correct
57	Correct	457 ms	5096 KB	Output is correct
58	Correct	289 ms	4844 KB	Output is correct
59	Correct	347 ms	4952 KB	Output is correct
60	Correct	36 ms	4204 KB	Output is correct
61	Correct	358 ms	4968 KB	Output is correct
62	Correct	360 ms	5096 KB	Output is correct
63	Correct	392 ms	5096 KB	Output is correct
64	Correct	367 ms	5096 KB	Output is correct
65	Correct	223 ms	4332 KB	Output is correct
66	Correct	233 ms	4332 KB	Output is correct

Subtask #6
0 / 35.0

#	결과	실행 시간	메모리	Grader output
1	Correct	5 ms	4332 KB	Output is correct
2	Correct	6 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	8 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	13 ms	4204 KB	Output is correct
12	Correct	13 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	12 ms	4204 KB	Output is correct
17	Correct	9 ms	4204 KB	Output is correct
18	Correct	10 ms	4204 KB	Output is correct
19	Correct	11 ms	4204 KB	Output is correct
20	Correct	13 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	19 ms	4332 KB	Output is correct
24	Correct	43 ms	4332 KB	Output is correct
25	Correct	39 ms	4332 KB	Output is correct
26	Correct	41 ms	4332 KB	Output is correct
27	Correct	44 ms	4332 KB	Output is correct
28	Correct	41 ms	4332 KB	Output is correct
29	Correct	41 ms	4204 KB	Output is correct
30	Correct	37 ms	4204 KB	Output is correct
31	Correct	39 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	42 ms	4204 KB	Output is correct
35	Correct	43 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	103 ms	4480 KB	Output is correct
39	Correct	200 ms	4332 KB	Output is correct
40	Correct	157 ms	4588 KB	Output is correct
41	Correct	246 ms	4204 KB	Output is correct
42	Correct	143 ms	4588 KB	Output is correct
43	Correct	191 ms	4716 KB	Output is correct
44	Correct	196 ms	4716 KB	Output is correct
45	Correct	197 ms	4692 KB	Output is correct
46	Correct	153 ms	4204 KB	Output is correct
47	Correct	145 ms	4588 KB	Output is correct
48	Correct	210 ms	4588 KB	Output is correct
49	Correct	208 ms	4332 KB	Output is correct
50	Correct	147 ms	4588 KB	Output is correct
51	Correct	17 ms	4204 KB	Output is correct
52	Correct	248 ms	4844 KB	Output is correct
53	Correct	212 ms	4696 KB	Output is correct
54	Correct	269 ms	4844 KB	Output is correct
55	Correct	434 ms	5096 KB	Output is correct
56	Correct	237 ms	4844 KB	Output is correct
57	Correct	457 ms	5096 KB	Output is correct
58	Correct	289 ms	4844 KB	Output is correct
59	Correct	347 ms	4952 KB	Output is correct
60	Correct	36 ms	4204 KB	Output is correct
61	Correct	358 ms	4968 KB	Output is correct
62	Correct	360 ms	5096 KB	Output is correct
63	Correct	392 ms	5096 KB	Output is correct
64	Correct	367 ms	5096 KB	Output is correct
65	Correct	223 ms	4332 KB	Output is correct
66	Correct	233 ms	4332 KB	Output is correct
67	Correct	377 ms	4968 KB	Output is correct
68	Correct	101 ms	4204 KB	Output is correct
69	Execution timed out	1070 ms	5848 KB	Time limit exceeded
70	Halted	0 ms	0 KB	-

답안 #337942

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