답안 #172909

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
172909 2020-01-02T17:59:11 Z LinusTorvaldsFan Bootfall (IZhO17_bootfall) C++14
44 / 100
1000 ms 7684 KB
#include <bits/stdc++.h>

using namespace std;

const int maxn=351;
const int maxc=501;
const int maxw=maxc*maxn;
bitset<maxn*maxc>available[maxn];



int main() {
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	int n;
	cin>>n;
	vector<int>a(n);
	int sum=0;
	for(int i=0;i<n;i++) {
		cin>>a[i];
		sum+=a[i];
	}
	for(int i=0;i<=n;i++){
		available[i][0]=true;
		for(int j=0;j<n;j++){
			if(i==j)continue;
			available[i]|=available[i]<<a[j];
		}
	}
	if(sum&1){
		cout<<0;
		return 0;
	}
	if(!available[n][sum>>1]){
		cout<<0;
		return 0;
	}
	
	for(int i=0;i<n;i++){
		if((sum-a[i] & 1) != ((sum-a[0])&1)){
			cout<<0;
			return 0;
		}
	}
	
	vector<int>ans;
	for(int x=(sum-a[0])&1;x<=maxw;x+=2){
		bool ok=true;	
		for(int i=0;i<n;i++){
			int nsum=sum-a[i]+x;
			if(!available[i][nsum>>1]){
				ok=false;
				break;
			}
		}
		if(ok){
			ans.push_back(x);
		}
	}
	cout<<ans.size()<<endl;
	for(auto x:ans)cout<<x<<" ";
	return 0;
}

Compilation message

bootfall.cpp: In function 'int main()':
bootfall.cpp:40:10: warning: suggest parentheses around '-' in operand of '&' [-Wparentheses]
   if((sum-a[i] & 1) != ((sum-a[0])&1)){
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 504 KB Output is correct
2 Correct 3 ms 504 KB Output is correct
3 Correct 2 ms 504 KB Output is correct
4 Correct 3 ms 504 KB Output is correct
5 Correct 4 ms 636 KB Output is correct
6 Correct 3 ms 504 KB Output is correct
7 Correct 3 ms 504 KB Output is correct
8 Correct 4 ms 632 KB Output is correct
9 Correct 3 ms 632 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 504 KB Output is correct
2 Correct 3 ms 504 KB Output is correct
3 Correct 2 ms 504 KB Output is correct
4 Correct 3 ms 504 KB Output is correct
5 Correct 4 ms 636 KB Output is correct
6 Correct 3 ms 504 KB Output is correct
7 Correct 3 ms 504 KB Output is correct
8 Correct 4 ms 632 KB Output is correct
9 Correct 3 ms 632 KB Output is correct
10 Correct 11 ms 1016 KB Output is correct
11 Correct 11 ms 1016 KB Output is correct
12 Correct 11 ms 1016 KB Output is correct
13 Correct 18 ms 972 KB Output is correct
14 Correct 10 ms 1016 KB Output is correct
15 Correct 10 ms 1016 KB Output is correct
16 Correct 11 ms 1016 KB Output is correct
17 Correct 6 ms 760 KB Output is correct
18 Correct 8 ms 888 KB Output is correct
19 Correct 9 ms 1016 KB Output is correct
20 Correct 11 ms 1016 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 504 KB Output is correct
2 Correct 3 ms 504 KB Output is correct
3 Correct 2 ms 504 KB Output is correct
4 Correct 3 ms 504 KB Output is correct
5 Correct 4 ms 636 KB Output is correct
6 Correct 3 ms 504 KB Output is correct
7 Correct 3 ms 504 KB Output is correct
8 Correct 4 ms 632 KB Output is correct
9 Correct 3 ms 632 KB Output is correct
10 Correct 11 ms 1016 KB Output is correct
11 Correct 11 ms 1016 KB Output is correct
12 Correct 11 ms 1016 KB Output is correct
13 Correct 18 ms 972 KB Output is correct
14 Correct 10 ms 1016 KB Output is correct
15 Correct 10 ms 1016 KB Output is correct
16 Correct 11 ms 1016 KB Output is correct
17 Correct 6 ms 760 KB Output is correct
18 Correct 8 ms 888 KB Output is correct
19 Correct 9 ms 1016 KB Output is correct
20 Correct 11 ms 1016 KB Output is correct
21 Correct 42 ms 1796 KB Output is correct
22 Correct 55 ms 2040 KB Output is correct
23 Correct 26 ms 1528 KB Output is correct
24 Correct 85 ms 2424 KB Output is correct
25 Correct 86 ms 2472 KB Output is correct
26 Correct 102 ms 2680 KB Output is correct
27 Correct 99 ms 2684 KB Output is correct
28 Correct 96 ms 2556 KB Output is correct
29 Correct 96 ms 2504 KB Output is correct
30 Correct 94 ms 2660 KB Output is correct
31 Correct 98 ms 2700 KB Output is correct
32 Correct 97 ms 2624 KB Output is correct
33 Correct 93 ms 2516 KB Output is correct
34 Correct 95 ms 2680 KB Output is correct
35 Correct 95 ms 2560 KB Output is correct
36 Correct 95 ms 2680 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 504 KB Output is correct
2 Correct 3 ms 504 KB Output is correct
3 Correct 2 ms 504 KB Output is correct
4 Correct 3 ms 504 KB Output is correct
5 Correct 4 ms 636 KB Output is correct
6 Correct 3 ms 504 KB Output is correct
7 Correct 3 ms 504 KB Output is correct
8 Correct 4 ms 632 KB Output is correct
9 Correct 3 ms 632 KB Output is correct
10 Correct 11 ms 1016 KB Output is correct
11 Correct 11 ms 1016 KB Output is correct
12 Correct 11 ms 1016 KB Output is correct
13 Correct 18 ms 972 KB Output is correct
14 Correct 10 ms 1016 KB Output is correct
15 Correct 10 ms 1016 KB Output is correct
16 Correct 11 ms 1016 KB Output is correct
17 Correct 6 ms 760 KB Output is correct
18 Correct 8 ms 888 KB Output is correct
19 Correct 9 ms 1016 KB Output is correct
20 Correct 11 ms 1016 KB Output is correct
21 Correct 42 ms 1796 KB Output is correct
22 Correct 55 ms 2040 KB Output is correct
23 Correct 26 ms 1528 KB Output is correct
24 Correct 85 ms 2424 KB Output is correct
25 Correct 86 ms 2472 KB Output is correct
26 Correct 102 ms 2680 KB Output is correct
27 Correct 99 ms 2684 KB Output is correct
28 Correct 96 ms 2556 KB Output is correct
29 Correct 96 ms 2504 KB Output is correct
30 Correct 94 ms 2660 KB Output is correct
31 Correct 98 ms 2700 KB Output is correct
32 Correct 97 ms 2624 KB Output is correct
33 Correct 93 ms 2516 KB Output is correct
34 Correct 95 ms 2680 KB Output is correct
35 Correct 95 ms 2560 KB Output is correct
36 Correct 95 ms 2680 KB Output is correct
37 Correct 380 ms 4884 KB Output is correct
38 Correct 383 ms 4908 KB Output is correct
39 Correct 561 ms 5924 KB Output is correct
40 Correct 685 ms 6552 KB Output is correct
41 Correct 679 ms 6284 KB Output is correct
42 Correct 578 ms 6112 KB Output is correct
43 Correct 566 ms 6204 KB Output is correct
44 Correct 584 ms 6244 KB Output is correct
45 Correct 585 ms 6228 KB Output is correct
46 Correct 663 ms 6232 KB Output is correct
47 Correct 578 ms 6192 KB Output is correct
48 Correct 581 ms 6188 KB Output is correct
49 Correct 580 ms 6008 KB Output is correct
50 Correct 588 ms 6128 KB Output is correct
51 Correct 586 ms 5756 KB Output is correct
52 Correct 682 ms 6640 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 504 KB Output is correct
2 Correct 3 ms 504 KB Output is correct
3 Correct 2 ms 504 KB Output is correct
4 Correct 3 ms 504 KB Output is correct
5 Correct 4 ms 636 KB Output is correct
6 Correct 3 ms 504 KB Output is correct
7 Correct 3 ms 504 KB Output is correct
8 Correct 4 ms 632 KB Output is correct
9 Correct 3 ms 632 KB Output is correct
10 Correct 11 ms 1016 KB Output is correct
11 Correct 11 ms 1016 KB Output is correct
12 Correct 11 ms 1016 KB Output is correct
13 Correct 18 ms 972 KB Output is correct
14 Correct 10 ms 1016 KB Output is correct
15 Correct 10 ms 1016 KB Output is correct
16 Correct 11 ms 1016 KB Output is correct
17 Correct 6 ms 760 KB Output is correct
18 Correct 8 ms 888 KB Output is correct
19 Correct 9 ms 1016 KB Output is correct
20 Correct 11 ms 1016 KB Output is correct
21 Correct 42 ms 1796 KB Output is correct
22 Correct 55 ms 2040 KB Output is correct
23 Correct 26 ms 1528 KB Output is correct
24 Correct 85 ms 2424 KB Output is correct
25 Correct 86 ms 2472 KB Output is correct
26 Correct 102 ms 2680 KB Output is correct
27 Correct 99 ms 2684 KB Output is correct
28 Correct 96 ms 2556 KB Output is correct
29 Correct 96 ms 2504 KB Output is correct
30 Correct 94 ms 2660 KB Output is correct
31 Correct 98 ms 2700 KB Output is correct
32 Correct 97 ms 2624 KB Output is correct
33 Correct 93 ms 2516 KB Output is correct
34 Correct 95 ms 2680 KB Output is correct
35 Correct 95 ms 2560 KB Output is correct
36 Correct 95 ms 2680 KB Output is correct
37 Correct 380 ms 4884 KB Output is correct
38 Correct 383 ms 4908 KB Output is correct
39 Correct 561 ms 5924 KB Output is correct
40 Correct 685 ms 6552 KB Output is correct
41 Correct 679 ms 6284 KB Output is correct
42 Correct 578 ms 6112 KB Output is correct
43 Correct 566 ms 6204 KB Output is correct
44 Correct 584 ms 6244 KB Output is correct
45 Correct 585 ms 6228 KB Output is correct
46 Correct 663 ms 6232 KB Output is correct
47 Correct 578 ms 6192 KB Output is correct
48 Correct 581 ms 6188 KB Output is correct
49 Correct 580 ms 6008 KB Output is correct
50 Correct 588 ms 6128 KB Output is correct
51 Correct 586 ms 5756 KB Output is correct
52 Correct 682 ms 6640 KB Output is correct
53 Correct 834 ms 7368 KB Output is correct
54 Execution timed out 1073 ms 7684 KB Time limit exceeded
55 Halted 0 ms 0 KB -
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 504 KB Output is correct
2 Correct 3 ms 504 KB Output is correct
3 Correct 2 ms 504 KB Output is correct
4 Correct 3 ms 504 KB Output is correct
5 Correct 4 ms 636 KB Output is correct
6 Correct 3 ms 504 KB Output is correct
7 Correct 3 ms 504 KB Output is correct
8 Correct 4 ms 632 KB Output is correct
9 Correct 3 ms 632 KB Output is correct
10 Correct 11 ms 1016 KB Output is correct
11 Correct 11 ms 1016 KB Output is correct
12 Correct 11 ms 1016 KB Output is correct
13 Correct 18 ms 972 KB Output is correct
14 Correct 10 ms 1016 KB Output is correct
15 Correct 10 ms 1016 KB Output is correct
16 Correct 11 ms 1016 KB Output is correct
17 Correct 6 ms 760 KB Output is correct
18 Correct 8 ms 888 KB Output is correct
19 Correct 9 ms 1016 KB Output is correct
20 Correct 11 ms 1016 KB Output is correct
21 Correct 42 ms 1796 KB Output is correct
22 Correct 55 ms 2040 KB Output is correct
23 Correct 26 ms 1528 KB Output is correct
24 Correct 85 ms 2424 KB Output is correct
25 Correct 86 ms 2472 KB Output is correct
26 Correct 102 ms 2680 KB Output is correct
27 Correct 99 ms 2684 KB Output is correct
28 Correct 96 ms 2556 KB Output is correct
29 Correct 96 ms 2504 KB Output is correct
30 Correct 94 ms 2660 KB Output is correct
31 Correct 98 ms 2700 KB Output is correct
32 Correct 97 ms 2624 KB Output is correct
33 Correct 93 ms 2516 KB Output is correct
34 Correct 95 ms 2680 KB Output is correct
35 Correct 95 ms 2560 KB Output is correct
36 Correct 95 ms 2680 KB Output is correct
37 Correct 380 ms 4884 KB Output is correct
38 Correct 383 ms 4908 KB Output is correct
39 Correct 561 ms 5924 KB Output is correct
40 Correct 685 ms 6552 KB Output is correct
41 Correct 679 ms 6284 KB Output is correct
42 Correct 578 ms 6112 KB Output is correct
43 Correct 566 ms 6204 KB Output is correct
44 Correct 584 ms 6244 KB Output is correct
45 Correct 585 ms 6228 KB Output is correct
46 Correct 663 ms 6232 KB Output is correct
47 Correct 578 ms 6192 KB Output is correct
48 Correct 581 ms 6188 KB Output is correct
49 Correct 580 ms 6008 KB Output is correct
50 Correct 588 ms 6128 KB Output is correct
51 Correct 586 ms 5756 KB Output is correct
52 Correct 682 ms 6640 KB Output is correct
53 Correct 834 ms 7368 KB Output is correct
54 Execution timed out 1073 ms 7684 KB Time limit exceeded
55 Halted 0 ms 0 KB -