답안 #337940

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
337940	2020-12-22T06:45:28 Z	kutbilim_one	Bootfall (IZhO17_bootfall)	C++14	65 / 100	1000 ms	3692 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                    */
 
signed main(){
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
 
	int n; cin >> n;
	vector<int> a(n);
	int sum = 0;
	for(int i = 0; i < n; i++) 
		cin >> a[i], sum += a[i];
 
	sort(all(a));
	             
	int MAX = sum;
	vector<int> dp(MAX+1);
	vector<int> used(MAX+1, 1); 
	dp[0] = 1;
	for(int k = 0; k < n; k++){
  	 	for(int x = MAX-a[k]; x >= 0; x--){
   			dp[x+a[k]] += dp[x];
    	} 
    }
 
    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:42:9: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
   42 |         for(int right = 0; right <= MAX; right++)
      |         ^~~
bootfall.cpp:45:6: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
   45 |      for(int x = left; x >= 0; x--)
      |      ^~~

Subtask #1
6.0 / 6.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	0 ms	364 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct

Subtask #2
7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	0 ms	364 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	1 ms	384 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	1 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	364 KB	Output is correct
16	Correct	1 ms	364 KB	Output is correct
17	Correct	1 ms	364 KB	Output is correct
18	Correct	1 ms	364 KB	Output is correct
19	Correct	1 ms	364 KB	Output is correct
20	Correct	1 ms	384 KB	Output is correct

Subtask #3
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	0 ms	364 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	1 ms	384 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	1 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	364 KB	Output is correct
16	Correct	1 ms	364 KB	Output is correct
17	Correct	1 ms	364 KB	Output is correct
18	Correct	1 ms	364 KB	Output is correct
19	Correct	1 ms	364 KB	Output is correct
20	Correct	1 ms	384 KB	Output is correct
21	Correct	3 ms	364 KB	Output is correct
22	Correct	4 ms	492 KB	Output is correct
23	Correct	2 ms	364 KB	Output is correct
24	Correct	6 ms	492 KB	Output is correct
25	Correct	11 ms	492 KB	Output is correct
26	Correct	12 ms	620 KB	Output is correct
27	Correct	11 ms	492 KB	Output is correct
28	Correct	11 ms	492 KB	Output is correct
29	Correct	13 ms	620 KB	Output is correct
30	Correct	7 ms	364 KB	Output is correct
31	Correct	10 ms	620 KB	Output is correct
32	Correct	6 ms	512 KB	Output is correct
33	Correct	12 ms	492 KB	Output is correct
34	Correct	12 ms	492 KB	Output is correct
35	Correct	12 ms	492 KB	Output is correct
36	Correct	6 ms	492 KB	Output is correct

Subtask #4
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	0 ms	364 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	1 ms	384 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	1 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	364 KB	Output is correct
16	Correct	1 ms	364 KB	Output is correct
17	Correct	1 ms	364 KB	Output is correct
18	Correct	1 ms	364 KB	Output is correct
19	Correct	1 ms	364 KB	Output is correct
20	Correct	1 ms	384 KB	Output is correct
21	Correct	3 ms	364 KB	Output is correct
22	Correct	4 ms	492 KB	Output is correct
23	Correct	2 ms	364 KB	Output is correct
24	Correct	6 ms	492 KB	Output is correct
25	Correct	11 ms	492 KB	Output is correct
26	Correct	12 ms	620 KB	Output is correct
27	Correct	11 ms	492 KB	Output is correct
28	Correct	11 ms	492 KB	Output is correct
29	Correct	13 ms	620 KB	Output is correct
30	Correct	7 ms	364 KB	Output is correct
31	Correct	10 ms	620 KB	Output is correct
32	Correct	6 ms	512 KB	Output is correct
33	Correct	12 ms	492 KB	Output is correct
34	Correct	12 ms	492 KB	Output is correct
35	Correct	12 ms	492 KB	Output is correct
36	Correct	6 ms	492 KB	Output is correct
37	Correct	47 ms	876 KB	Output is correct
38	Correct	45 ms	956 KB	Output is correct
39	Correct	175 ms	1260 KB	Output is correct
40	Correct	99 ms	1260 KB	Output is correct
41	Correct	223 ms	1644 KB	Output is correct
42	Correct	87 ms	1132 KB	Output is correct
43	Correct	156 ms	1764 KB	Output is correct
44	Correct	163 ms	1772 KB	Output is correct
45	Correct	151 ms	1660 KB	Output is correct
46	Correct	95 ms	888 KB	Output is correct
47	Correct	92 ms	1260 KB	Output is correct
48	Correct	178 ms	1644 KB	Output is correct
49	Correct	177 ms	1516 KB	Output is correct
50	Correct	93 ms	1260 KB	Output is correct
51	Correct	27 ms	876 KB	Output is correct
52	Correct	218 ms	1900 KB	Output is correct

Subtask #5
21.0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	0 ms	364 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	1 ms	384 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	1 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	364 KB	Output is correct
16	Correct	1 ms	364 KB	Output is correct
17	Correct	1 ms	364 KB	Output is correct
18	Correct	1 ms	364 KB	Output is correct
19	Correct	1 ms	364 KB	Output is correct
20	Correct	1 ms	384 KB	Output is correct
21	Correct	3 ms	364 KB	Output is correct
22	Correct	4 ms	492 KB	Output is correct
23	Correct	2 ms	364 KB	Output is correct
24	Correct	6 ms	492 KB	Output is correct
25	Correct	11 ms	492 KB	Output is correct
26	Correct	12 ms	620 KB	Output is correct
27	Correct	11 ms	492 KB	Output is correct
28	Correct	11 ms	492 KB	Output is correct
29	Correct	13 ms	620 KB	Output is correct
30	Correct	7 ms	364 KB	Output is correct
31	Correct	10 ms	620 KB	Output is correct
32	Correct	6 ms	512 KB	Output is correct
33	Correct	12 ms	492 KB	Output is correct
34	Correct	12 ms	492 KB	Output is correct
35	Correct	12 ms	492 KB	Output is correct
36	Correct	6 ms	492 KB	Output is correct
37	Correct	47 ms	876 KB	Output is correct
38	Correct	45 ms	956 KB	Output is correct
39	Correct	175 ms	1260 KB	Output is correct
40	Correct	99 ms	1260 KB	Output is correct
41	Correct	223 ms	1644 KB	Output is correct
42	Correct	87 ms	1132 KB	Output is correct
43	Correct	156 ms	1764 KB	Output is correct
44	Correct	163 ms	1772 KB	Output is correct
45	Correct	151 ms	1660 KB	Output is correct
46	Correct	95 ms	888 KB	Output is correct
47	Correct	92 ms	1260 KB	Output is correct
48	Correct	178 ms	1644 KB	Output is correct
49	Correct	177 ms	1516 KB	Output is correct
50	Correct	93 ms	1260 KB	Output is correct
51	Correct	27 ms	876 KB	Output is correct
52	Correct	218 ms	1900 KB	Output is correct
53	Correct	160 ms	1488 KB	Output is correct
54	Correct	224 ms	1772 KB	Output is correct
55	Correct	441 ms	2920 KB	Output is correct
56	Correct	200 ms	1776 KB	Output is correct
57	Correct	466 ms	3048 KB	Output is correct
58	Correct	238 ms	1900 KB	Output is correct
59	Correct	311 ms	2284 KB	Output is correct
60	Correct	71 ms	1260 KB	Output is correct
61	Correct	349 ms	2412 KB	Output is correct
62	Correct	359 ms	2664 KB	Output is correct
63	Correct	383 ms	2792 KB	Output is correct
64	Correct	356 ms	2792 KB	Output is correct
65	Correct	176 ms	1132 KB	Output is correct
66	Correct	185 ms	1260 KB	Output is correct

Subtask #6
0 / 35.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	364 KB	Output is correct
2	Correct	0 ms	364 KB	Output is correct
3	Correct	1 ms	364 KB	Output is correct
4	Correct	1 ms	364 KB	Output is correct
5	Correct	1 ms	364 KB	Output is correct
6	Correct	1 ms	364 KB	Output is correct
7	Correct	1 ms	364 KB	Output is correct
8	Correct	1 ms	364 KB	Output is correct
9	Correct	1 ms	364 KB	Output is correct
10	Correct	1 ms	384 KB	Output is correct
11	Correct	1 ms	364 KB	Output is correct
12	Correct	1 ms	364 KB	Output is correct
13	Correct	1 ms	364 KB	Output is correct
14	Correct	1 ms	364 KB	Output is correct
15	Correct	1 ms	364 KB	Output is correct
16	Correct	1 ms	364 KB	Output is correct
17	Correct	1 ms	364 KB	Output is correct
18	Correct	1 ms	364 KB	Output is correct
19	Correct	1 ms	364 KB	Output is correct
20	Correct	1 ms	384 KB	Output is correct
21	Correct	3 ms	364 KB	Output is correct
22	Correct	4 ms	492 KB	Output is correct
23	Correct	2 ms	364 KB	Output is correct
24	Correct	6 ms	492 KB	Output is correct
25	Correct	11 ms	492 KB	Output is correct
26	Correct	12 ms	620 KB	Output is correct
27	Correct	11 ms	492 KB	Output is correct
28	Correct	11 ms	492 KB	Output is correct
29	Correct	13 ms	620 KB	Output is correct
30	Correct	7 ms	364 KB	Output is correct
31	Correct	10 ms	620 KB	Output is correct
32	Correct	6 ms	512 KB	Output is correct
33	Correct	12 ms	492 KB	Output is correct
34	Correct	12 ms	492 KB	Output is correct
35	Correct	12 ms	492 KB	Output is correct
36	Correct	6 ms	492 KB	Output is correct
37	Correct	47 ms	876 KB	Output is correct
38	Correct	45 ms	956 KB	Output is correct
39	Correct	175 ms	1260 KB	Output is correct
40	Correct	99 ms	1260 KB	Output is correct
41	Correct	223 ms	1644 KB	Output is correct
42	Correct	87 ms	1132 KB	Output is correct
43	Correct	156 ms	1764 KB	Output is correct
44	Correct	163 ms	1772 KB	Output is correct
45	Correct	151 ms	1660 KB	Output is correct
46	Correct	95 ms	888 KB	Output is correct
47	Correct	92 ms	1260 KB	Output is correct
48	Correct	178 ms	1644 KB	Output is correct
49	Correct	177 ms	1516 KB	Output is correct
50	Correct	93 ms	1260 KB	Output is correct
51	Correct	27 ms	876 KB	Output is correct
52	Correct	218 ms	1900 KB	Output is correct
53	Correct	160 ms	1488 KB	Output is correct
54	Correct	224 ms	1772 KB	Output is correct
55	Correct	441 ms	2920 KB	Output is correct
56	Correct	200 ms	1776 KB	Output is correct
57	Correct	466 ms	3048 KB	Output is correct
58	Correct	238 ms	1900 KB	Output is correct
59	Correct	311 ms	2284 KB	Output is correct
60	Correct	71 ms	1260 KB	Output is correct
61	Correct	349 ms	2412 KB	Output is correct
62	Correct	359 ms	2664 KB	Output is correct
63	Correct	383 ms	2792 KB	Output is correct
64	Correct	356 ms	2792 KB	Output is correct
65	Correct	176 ms	1132 KB	Output is correct
66	Correct	185 ms	1260 KB	Output is correct
67	Correct	371 ms	2284 KB	Output is correct
68	Correct	205 ms	2284 KB	Output is correct
69	Execution timed out	1091 ms	3692 KB	Time limit exceeded
70	Halted	0 ms	0 KB	-

답안 #337940

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