답안 #63262

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
63262 2018-08-01T07:34:07 Z Tenuun Bootfall (IZhO17_bootfall) C++17
100 / 100
514 ms 4288 KB
#include<bits/stdc++.h>

using namespace std;

int sum=0;
int c[250001], res[250001];

void add(int t){
	sum+=t;
	for(int i=sum; i>=t; i--){
		c[i]+=c[i-t];
	}
}

void del(int t){
	for(int i=t; i<=sum; i++){
		c[i]-=c[i-t];
	}
	sum-=t;
}

int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	memset(c, 0, sizeof c);
	memset(res, 0, sizeof res);
	c[0]=1;
	int n;
	cin >> n;
	int a[n];
	for(int i=0; i<n; i++) {
		cin >> a[i];
		add(a[i]);
	}
	if(sum%2 || !c[sum/2]) return cout << 0, 0;
	for(int i=0; i<n; i++){
		del(a[i]);
		for(int j=1; j<=sum; j++){
			if((sum+j)%2) continue;
			if(c[(sum+j)/2]) res[j]++;
		}
		add(a[i]);
	}
	vector<int> ans;
	for(int i=1; i<=sum; i++){
		if(res[i]==n) ans.push_back(i);
	}
	cout << ans.size() << endl;
	for(int i=0; i<ans.size(); i++) cout << ans[i] << " ";
	return 0;
}

Compilation message

bootfall.cpp: In function 'int main()':
bootfall.cpp:49:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0; i<ans.size(); i++) cout << ans[i] << " ";
               ~^~~~~~~~~~~
# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 2296 KB Output is correct
2 Correct 4 ms 2296 KB Output is correct
3 Correct 3 ms 2352 KB Output is correct
4 Correct 5 ms 2484 KB Output is correct
5 Correct 4 ms 2540 KB Output is correct
6 Correct 4 ms 2540 KB Output is correct
7 Correct 4 ms 2540 KB Output is correct
8 Correct 5 ms 2540 KB Output is correct
9 Correct 3 ms 2540 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 2296 KB Output is correct
2 Correct 4 ms 2296 KB Output is correct
3 Correct 3 ms 2352 KB Output is correct
4 Correct 5 ms 2484 KB Output is correct
5 Correct 4 ms 2540 KB Output is correct
6 Correct 4 ms 2540 KB Output is correct
7 Correct 4 ms 2540 KB Output is correct
8 Correct 5 ms 2540 KB Output is correct
9 Correct 3 ms 2540 KB Output is correct
10 Correct 5 ms 2540 KB Output is correct
11 Correct 5 ms 2540 KB Output is correct
12 Correct 5 ms 2540 KB Output is correct
13 Correct 5 ms 2540 KB Output is correct
14 Correct 4 ms 2540 KB Output is correct
15 Correct 4 ms 2540 KB Output is correct
16 Correct 3 ms 2540 KB Output is correct
17 Correct 5 ms 2544 KB Output is correct
18 Correct 5 ms 2544 KB Output is correct
19 Correct 6 ms 2580 KB Output is correct
20 Correct 4 ms 2580 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 2296 KB Output is correct
2 Correct 4 ms 2296 KB Output is correct
3 Correct 3 ms 2352 KB Output is correct
4 Correct 5 ms 2484 KB Output is correct
5 Correct 4 ms 2540 KB Output is correct
6 Correct 4 ms 2540 KB Output is correct
7 Correct 4 ms 2540 KB Output is correct
8 Correct 5 ms 2540 KB Output is correct
9 Correct 3 ms 2540 KB Output is correct
10 Correct 5 ms 2540 KB Output is correct
11 Correct 5 ms 2540 KB Output is correct
12 Correct 5 ms 2540 KB Output is correct
13 Correct 5 ms 2540 KB Output is correct
14 Correct 4 ms 2540 KB Output is correct
15 Correct 4 ms 2540 KB Output is correct
16 Correct 3 ms 2540 KB Output is correct
17 Correct 5 ms 2544 KB Output is correct
18 Correct 5 ms 2544 KB Output is correct
19 Correct 6 ms 2580 KB Output is correct
20 Correct 4 ms 2580 KB Output is correct
21 Correct 5 ms 2580 KB Output is correct
22 Correct 6 ms 2580 KB Output is correct
23 Correct 5 ms 2580 KB Output is correct
24 Correct 6 ms 2620 KB Output is correct
25 Correct 9 ms 2620 KB Output is correct
26 Correct 11 ms 2636 KB Output is correct
27 Correct 10 ms 2636 KB Output is correct
28 Correct 9 ms 2636 KB Output is correct
29 Correct 10 ms 2636 KB Output is correct
30 Correct 7 ms 2636 KB Output is correct
31 Correct 7 ms 2636 KB Output is correct
32 Correct 7 ms 2660 KB Output is correct
33 Correct 9 ms 2660 KB Output is correct
34 Correct 7 ms 2660 KB Output is correct
35 Correct 9 ms 2660 KB Output is correct
36 Correct 8 ms 2732 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 2296 KB Output is correct
2 Correct 4 ms 2296 KB Output is correct
3 Correct 3 ms 2352 KB Output is correct
4 Correct 5 ms 2484 KB Output is correct
5 Correct 4 ms 2540 KB Output is correct
6 Correct 4 ms 2540 KB Output is correct
7 Correct 4 ms 2540 KB Output is correct
8 Correct 5 ms 2540 KB Output is correct
9 Correct 3 ms 2540 KB Output is correct
10 Correct 5 ms 2540 KB Output is correct
11 Correct 5 ms 2540 KB Output is correct
12 Correct 5 ms 2540 KB Output is correct
13 Correct 5 ms 2540 KB Output is correct
14 Correct 4 ms 2540 KB Output is correct
15 Correct 4 ms 2540 KB Output is correct
16 Correct 3 ms 2540 KB Output is correct
17 Correct 5 ms 2544 KB Output is correct
18 Correct 5 ms 2544 KB Output is correct
19 Correct 6 ms 2580 KB Output is correct
20 Correct 4 ms 2580 KB Output is correct
21 Correct 5 ms 2580 KB Output is correct
22 Correct 6 ms 2580 KB Output is correct
23 Correct 5 ms 2580 KB Output is correct
24 Correct 6 ms 2620 KB Output is correct
25 Correct 9 ms 2620 KB Output is correct
26 Correct 11 ms 2636 KB Output is correct
27 Correct 10 ms 2636 KB Output is correct
28 Correct 9 ms 2636 KB Output is correct
29 Correct 10 ms 2636 KB Output is correct
30 Correct 7 ms 2636 KB Output is correct
31 Correct 7 ms 2636 KB Output is correct
32 Correct 7 ms 2660 KB Output is correct
33 Correct 9 ms 2660 KB Output is correct
34 Correct 7 ms 2660 KB Output is correct
35 Correct 9 ms 2660 KB Output is correct
36 Correct 8 ms 2732 KB Output is correct
37 Correct 27 ms 2776 KB Output is correct
38 Correct 18 ms 2788 KB Output is correct
39 Correct 72 ms 2788 KB Output is correct
40 Correct 33 ms 2920 KB Output is correct
41 Correct 67 ms 2920 KB Output is correct
42 Correct 42 ms 2956 KB Output is correct
43 Correct 76 ms 3088 KB Output is correct
44 Correct 85 ms 3132 KB Output is correct
45 Correct 66 ms 3144 KB Output is correct
46 Correct 30 ms 3144 KB Output is correct
47 Correct 38 ms 3144 KB Output is correct
48 Correct 58 ms 3144 KB Output is correct
49 Correct 50 ms 3144 KB Output is correct
50 Correct 32 ms 3144 KB Output is correct
51 Correct 8 ms 3144 KB Output is correct
52 Correct 67 ms 3156 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 2296 KB Output is correct
2 Correct 4 ms 2296 KB Output is correct
3 Correct 3 ms 2352 KB Output is correct
4 Correct 5 ms 2484 KB Output is correct
5 Correct 4 ms 2540 KB Output is correct
6 Correct 4 ms 2540 KB Output is correct
7 Correct 4 ms 2540 KB Output is correct
8 Correct 5 ms 2540 KB Output is correct
9 Correct 3 ms 2540 KB Output is correct
10 Correct 5 ms 2540 KB Output is correct
11 Correct 5 ms 2540 KB Output is correct
12 Correct 5 ms 2540 KB Output is correct
13 Correct 5 ms 2540 KB Output is correct
14 Correct 4 ms 2540 KB Output is correct
15 Correct 4 ms 2540 KB Output is correct
16 Correct 3 ms 2540 KB Output is correct
17 Correct 5 ms 2544 KB Output is correct
18 Correct 5 ms 2544 KB Output is correct
19 Correct 6 ms 2580 KB Output is correct
20 Correct 4 ms 2580 KB Output is correct
21 Correct 5 ms 2580 KB Output is correct
22 Correct 6 ms 2580 KB Output is correct
23 Correct 5 ms 2580 KB Output is correct
24 Correct 6 ms 2620 KB Output is correct
25 Correct 9 ms 2620 KB Output is correct
26 Correct 11 ms 2636 KB Output is correct
27 Correct 10 ms 2636 KB Output is correct
28 Correct 9 ms 2636 KB Output is correct
29 Correct 10 ms 2636 KB Output is correct
30 Correct 7 ms 2636 KB Output is correct
31 Correct 7 ms 2636 KB Output is correct
32 Correct 7 ms 2660 KB Output is correct
33 Correct 9 ms 2660 KB Output is correct
34 Correct 7 ms 2660 KB Output is correct
35 Correct 9 ms 2660 KB Output is correct
36 Correct 8 ms 2732 KB Output is correct
37 Correct 27 ms 2776 KB Output is correct
38 Correct 18 ms 2788 KB Output is correct
39 Correct 72 ms 2788 KB Output is correct
40 Correct 33 ms 2920 KB Output is correct
41 Correct 67 ms 2920 KB Output is correct
42 Correct 42 ms 2956 KB Output is correct
43 Correct 76 ms 3088 KB Output is correct
44 Correct 85 ms 3132 KB Output is correct
45 Correct 66 ms 3144 KB Output is correct
46 Correct 30 ms 3144 KB Output is correct
47 Correct 38 ms 3144 KB Output is correct
48 Correct 58 ms 3144 KB Output is correct
49 Correct 50 ms 3144 KB Output is correct
50 Correct 32 ms 3144 KB Output is correct
51 Correct 8 ms 3144 KB Output is correct
52 Correct 67 ms 3156 KB Output is correct
53 Correct 79 ms 3156 KB Output is correct
54 Correct 96 ms 3236 KB Output is correct
55 Correct 129 ms 3456 KB Output is correct
56 Correct 90 ms 3456 KB Output is correct
57 Correct 142 ms 3508 KB Output is correct
58 Correct 102 ms 3508 KB Output is correct
59 Correct 107 ms 3508 KB Output is correct
60 Correct 11 ms 3508 KB Output is correct
61 Correct 113 ms 3508 KB Output is correct
62 Correct 129 ms 3508 KB Output is correct
63 Correct 122 ms 3508 KB Output is correct
64 Correct 114 ms 3508 KB Output is correct
65 Correct 65 ms 3508 KB Output is correct
66 Correct 89 ms 3508 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 2296 KB Output is correct
2 Correct 4 ms 2296 KB Output is correct
3 Correct 3 ms 2352 KB Output is correct
4 Correct 5 ms 2484 KB Output is correct
5 Correct 4 ms 2540 KB Output is correct
6 Correct 4 ms 2540 KB Output is correct
7 Correct 4 ms 2540 KB Output is correct
8 Correct 5 ms 2540 KB Output is correct
9 Correct 3 ms 2540 KB Output is correct
10 Correct 5 ms 2540 KB Output is correct
11 Correct 5 ms 2540 KB Output is correct
12 Correct 5 ms 2540 KB Output is correct
13 Correct 5 ms 2540 KB Output is correct
14 Correct 4 ms 2540 KB Output is correct
15 Correct 4 ms 2540 KB Output is correct
16 Correct 3 ms 2540 KB Output is correct
17 Correct 5 ms 2544 KB Output is correct
18 Correct 5 ms 2544 KB Output is correct
19 Correct 6 ms 2580 KB Output is correct
20 Correct 4 ms 2580 KB Output is correct
21 Correct 5 ms 2580 KB Output is correct
22 Correct 6 ms 2580 KB Output is correct
23 Correct 5 ms 2580 KB Output is correct
24 Correct 6 ms 2620 KB Output is correct
25 Correct 9 ms 2620 KB Output is correct
26 Correct 11 ms 2636 KB Output is correct
27 Correct 10 ms 2636 KB Output is correct
28 Correct 9 ms 2636 KB Output is correct
29 Correct 10 ms 2636 KB Output is correct
30 Correct 7 ms 2636 KB Output is correct
31 Correct 7 ms 2636 KB Output is correct
32 Correct 7 ms 2660 KB Output is correct
33 Correct 9 ms 2660 KB Output is correct
34 Correct 7 ms 2660 KB Output is correct
35 Correct 9 ms 2660 KB Output is correct
36 Correct 8 ms 2732 KB Output is correct
37 Correct 27 ms 2776 KB Output is correct
38 Correct 18 ms 2788 KB Output is correct
39 Correct 72 ms 2788 KB Output is correct
40 Correct 33 ms 2920 KB Output is correct
41 Correct 67 ms 2920 KB Output is correct
42 Correct 42 ms 2956 KB Output is correct
43 Correct 76 ms 3088 KB Output is correct
44 Correct 85 ms 3132 KB Output is correct
45 Correct 66 ms 3144 KB Output is correct
46 Correct 30 ms 3144 KB Output is correct
47 Correct 38 ms 3144 KB Output is correct
48 Correct 58 ms 3144 KB Output is correct
49 Correct 50 ms 3144 KB Output is correct
50 Correct 32 ms 3144 KB Output is correct
51 Correct 8 ms 3144 KB Output is correct
52 Correct 67 ms 3156 KB Output is correct
53 Correct 79 ms 3156 KB Output is correct
54 Correct 96 ms 3236 KB Output is correct
55 Correct 129 ms 3456 KB Output is correct
56 Correct 90 ms 3456 KB Output is correct
57 Correct 142 ms 3508 KB Output is correct
58 Correct 102 ms 3508 KB Output is correct
59 Correct 107 ms 3508 KB Output is correct
60 Correct 11 ms 3508 KB Output is correct
61 Correct 113 ms 3508 KB Output is correct
62 Correct 129 ms 3508 KB Output is correct
63 Correct 122 ms 3508 KB Output is correct
64 Correct 114 ms 3508 KB Output is correct
65 Correct 65 ms 3508 KB Output is correct
66 Correct 89 ms 3508 KB Output is correct
67 Correct 117 ms 3508 KB Output is correct
68 Correct 42 ms 3508 KB Output is correct
69 Correct 363 ms 4288 KB Output is correct
70 Correct 215 ms 4288 KB Output is correct
71 Correct 197 ms 4288 KB Output is correct
72 Correct 220 ms 4288 KB Output is correct
73 Correct 287 ms 4288 KB Output is correct
74 Correct 425 ms 4288 KB Output is correct
75 Correct 302 ms 4288 KB Output is correct
76 Correct 514 ms 4288 KB Output is correct
77 Correct 445 ms 4288 KB Output is correct