답안 #167370

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
167370 2019-12-07T18:17:08 Z GioChkhaidze Bootfall (IZhO17_bootfall) C++14
100 / 100
705 ms 2772 KB
#include <bits/stdc++.h>
#define ll long long
using namespace std;
const int N=505;
int n,S,a[N],dp[N*N],mod=1e9+7;
vector < int > ans; 
bitset < N*N > A,C;
main () {
	cin>>n;
	
	for (int i=1; i<=n; i++) {
		cin>>a[i];
		S+=a[i];
	}
	
	sort(a+1,a+n+1);
	
	dp[0]=1;
	for (int i=1; i<=n; i++)
		for (int j=S; j>=a[i]; j--) {
			dp[j]+=dp[j-a[i]];
			if (dp[j]>mod) dp[j]-=mod;
		}
 
	if (S%2 || !dp[S/2]) {
		cout<<0<<endl;
		return 0;
	}
	
	for (int i=1; i<=S; i++)
		C[i]=1;
	
	for (int i=1; i<=n; i++) {
		for (int j=a[i]; j<=S; j++) {
			dp[j]-=dp[j-a[i]];
			if (dp[j]<0) dp[j]+=mod;
		}
		
		S-=a[i];
		for (int j=1; j<=S; j++) {
			if (S<j) continue;
			if (!dp[j] && !dp[S-j]) continue;
 			A[abs(S-j-j)]=1;
		}
		S+=a[i];
		
		C=A&C,A=0;
	
		for (int j=S; j>=a[i]; j--) {
			dp[j]+=dp[j-a[i]];
			if (dp[j]>mod) dp[j]-=mod;
		}
	}

	for (int i=1; i<=S; i++)
		if (C[i]) ans.push_back(i);
 
 	printf("%d\n",ans.size());
 	
 	for (int i=0; i<ans.size(); i++)
 		printf("%d ",ans[i]);
}

Compilation message

bootfall.cpp:8:7: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main () {
       ^
bootfall.cpp: In function 'int main()':
bootfall.cpp:58:27: warning: format '%d' expects argument of type 'int', but argument 2 has type 'std::vector<int>::size_type {aka long unsigned int}' [-Wformat=]
   printf("%d\n",ans.size());
                 ~~~~~~~~~~^
bootfall.cpp:60:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for (int i=0; i<ans.size(); i++)
                 ~^~~~~~~~~~~
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 380 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 504 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 504 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 380 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 504 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 504 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 4 ms 376 KB Output is correct
11 Correct 11 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 3 ms 504 KB Output is correct
14 Correct 3 ms 376 KB Output is correct
15 Correct 3 ms 376 KB Output is correct
16 Correct 1 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 3 ms 376 KB Output is correct
19 Correct 3 ms 376 KB Output is correct
20 Correct 3 ms 376 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 380 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 504 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 504 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 4 ms 376 KB Output is correct
11 Correct 11 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 3 ms 504 KB Output is correct
14 Correct 3 ms 376 KB Output is correct
15 Correct 3 ms 376 KB Output is correct
16 Correct 1 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 3 ms 376 KB Output is correct
19 Correct 3 ms 376 KB Output is correct
20 Correct 3 ms 376 KB Output is correct
21 Correct 4 ms 504 KB Output is correct
22 Correct 5 ms 504 KB Output is correct
23 Correct 3 ms 376 KB Output is correct
24 Correct 6 ms 504 KB Output is correct
25 Correct 8 ms 504 KB Output is correct
26 Correct 9 ms 504 KB Output is correct
27 Correct 8 ms 504 KB Output is correct
28 Correct 8 ms 504 KB Output is correct
29 Correct 8 ms 504 KB Output is correct
30 Correct 6 ms 504 KB Output is correct
31 Correct 9 ms 504 KB Output is correct
32 Correct 6 ms 504 KB Output is correct
33 Correct 8 ms 504 KB Output is correct
34 Correct 8 ms 504 KB Output is correct
35 Correct 9 ms 504 KB Output is correct
36 Correct 6 ms 508 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 380 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 504 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 504 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 4 ms 376 KB Output is correct
11 Correct 11 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 3 ms 504 KB Output is correct
14 Correct 3 ms 376 KB Output is correct
15 Correct 3 ms 376 KB Output is correct
16 Correct 1 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 3 ms 376 KB Output is correct
19 Correct 3 ms 376 KB Output is correct
20 Correct 3 ms 376 KB Output is correct
21 Correct 4 ms 504 KB Output is correct
22 Correct 5 ms 504 KB Output is correct
23 Correct 3 ms 376 KB Output is correct
24 Correct 6 ms 504 KB Output is correct
25 Correct 8 ms 504 KB Output is correct
26 Correct 9 ms 504 KB Output is correct
27 Correct 8 ms 504 KB Output is correct
28 Correct 8 ms 504 KB Output is correct
29 Correct 8 ms 504 KB Output is correct
30 Correct 6 ms 504 KB Output is correct
31 Correct 9 ms 504 KB Output is correct
32 Correct 6 ms 504 KB Output is correct
33 Correct 8 ms 504 KB Output is correct
34 Correct 8 ms 504 KB Output is correct
35 Correct 9 ms 504 KB Output is correct
36 Correct 6 ms 508 KB Output is correct
37 Correct 28 ms 628 KB Output is correct
38 Correct 28 ms 632 KB Output is correct
39 Correct 72 ms 696 KB Output is correct
40 Correct 138 ms 760 KB Output is correct
41 Correct 96 ms 760 KB Output is correct
42 Correct 51 ms 760 KB Output is correct
43 Correct 85 ms 1016 KB Output is correct
44 Correct 92 ms 1064 KB Output is correct
45 Correct 124 ms 1144 KB Output is correct
46 Correct 47 ms 504 KB Output is correct
47 Correct 55 ms 760 KB Output is correct
48 Correct 92 ms 1016 KB Output is correct
49 Correct 83 ms 760 KB Output is correct
50 Correct 55 ms 764 KB Output is correct
51 Correct 11 ms 504 KB Output is correct
52 Correct 116 ms 1124 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 380 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 504 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 504 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 4 ms 376 KB Output is correct
11 Correct 11 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 3 ms 504 KB Output is correct
14 Correct 3 ms 376 KB Output is correct
15 Correct 3 ms 376 KB Output is correct
16 Correct 1 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 3 ms 376 KB Output is correct
19 Correct 3 ms 376 KB Output is correct
20 Correct 3 ms 376 KB Output is correct
21 Correct 4 ms 504 KB Output is correct
22 Correct 5 ms 504 KB Output is correct
23 Correct 3 ms 376 KB Output is correct
24 Correct 6 ms 504 KB Output is correct
25 Correct 8 ms 504 KB Output is correct
26 Correct 9 ms 504 KB Output is correct
27 Correct 8 ms 504 KB Output is correct
28 Correct 8 ms 504 KB Output is correct
29 Correct 8 ms 504 KB Output is correct
30 Correct 6 ms 504 KB Output is correct
31 Correct 9 ms 504 KB Output is correct
32 Correct 6 ms 504 KB Output is correct
33 Correct 8 ms 504 KB Output is correct
34 Correct 8 ms 504 KB Output is correct
35 Correct 9 ms 504 KB Output is correct
36 Correct 6 ms 508 KB Output is correct
37 Correct 28 ms 628 KB Output is correct
38 Correct 28 ms 632 KB Output is correct
39 Correct 72 ms 696 KB Output is correct
40 Correct 138 ms 760 KB Output is correct
41 Correct 96 ms 760 KB Output is correct
42 Correct 51 ms 760 KB Output is correct
43 Correct 85 ms 1016 KB Output is correct
44 Correct 92 ms 1064 KB Output is correct
45 Correct 124 ms 1144 KB Output is correct
46 Correct 47 ms 504 KB Output is correct
47 Correct 55 ms 760 KB Output is correct
48 Correct 92 ms 1016 KB Output is correct
49 Correct 83 ms 760 KB Output is correct
50 Correct 55 ms 764 KB Output is correct
51 Correct 11 ms 504 KB Output is correct
52 Correct 116 ms 1124 KB Output is correct
53 Correct 91 ms 888 KB Output is correct
54 Correct 123 ms 988 KB Output is correct
55 Correct 235 ms 1532 KB Output is correct
56 Correct 107 ms 1148 KB Output is correct
57 Correct 246 ms 1652 KB Output is correct
58 Correct 133 ms 1016 KB Output is correct
59 Correct 170 ms 1268 KB Output is correct
60 Correct 28 ms 636 KB Output is correct
61 Correct 182 ms 1268 KB Output is correct
62 Correct 188 ms 1396 KB Output is correct
63 Correct 201 ms 1608 KB Output is correct
64 Correct 195 ms 1556 KB Output is correct
65 Correct 85 ms 632 KB Output is correct
66 Correct 87 ms 708 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 380 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 504 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 504 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 4 ms 376 KB Output is correct
11 Correct 11 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 3 ms 504 KB Output is correct
14 Correct 3 ms 376 KB Output is correct
15 Correct 3 ms 376 KB Output is correct
16 Correct 1 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 3 ms 376 KB Output is correct
19 Correct 3 ms 376 KB Output is correct
20 Correct 3 ms 376 KB Output is correct
21 Correct 4 ms 504 KB Output is correct
22 Correct 5 ms 504 KB Output is correct
23 Correct 3 ms 376 KB Output is correct
24 Correct 6 ms 504 KB Output is correct
25 Correct 8 ms 504 KB Output is correct
26 Correct 9 ms 504 KB Output is correct
27 Correct 8 ms 504 KB Output is correct
28 Correct 8 ms 504 KB Output is correct
29 Correct 8 ms 504 KB Output is correct
30 Correct 6 ms 504 KB Output is correct
31 Correct 9 ms 504 KB Output is correct
32 Correct 6 ms 504 KB Output is correct
33 Correct 8 ms 504 KB Output is correct
34 Correct 8 ms 504 KB Output is correct
35 Correct 9 ms 504 KB Output is correct
36 Correct 6 ms 508 KB Output is correct
37 Correct 28 ms 628 KB Output is correct
38 Correct 28 ms 632 KB Output is correct
39 Correct 72 ms 696 KB Output is correct
40 Correct 138 ms 760 KB Output is correct
41 Correct 96 ms 760 KB Output is correct
42 Correct 51 ms 760 KB Output is correct
43 Correct 85 ms 1016 KB Output is correct
44 Correct 92 ms 1064 KB Output is correct
45 Correct 124 ms 1144 KB Output is correct
46 Correct 47 ms 504 KB Output is correct
47 Correct 55 ms 760 KB Output is correct
48 Correct 92 ms 1016 KB Output is correct
49 Correct 83 ms 760 KB Output is correct
50 Correct 55 ms 764 KB Output is correct
51 Correct 11 ms 504 KB Output is correct
52 Correct 116 ms 1124 KB Output is correct
53 Correct 91 ms 888 KB Output is correct
54 Correct 123 ms 988 KB Output is correct
55 Correct 235 ms 1532 KB Output is correct
56 Correct 107 ms 1148 KB Output is correct
57 Correct 246 ms 1652 KB Output is correct
58 Correct 133 ms 1016 KB Output is correct
59 Correct 170 ms 1268 KB Output is correct
60 Correct 28 ms 636 KB Output is correct
61 Correct 182 ms 1268 KB Output is correct
62 Correct 188 ms 1396 KB Output is correct
63 Correct 201 ms 1608 KB Output is correct
64 Correct 195 ms 1556 KB Output is correct
65 Correct 85 ms 632 KB Output is correct
66 Correct 87 ms 708 KB Output is correct
67 Correct 208 ms 1268 KB Output is correct
68 Correct 71 ms 760 KB Output is correct
69 Correct 633 ms 2416 KB Output is correct
70 Correct 387 ms 1780 KB Output is correct
71 Correct 373 ms 1732 KB Output is correct
72 Correct 372 ms 892 KB Output is correct
73 Correct 371 ms 1016 KB Output is correct
74 Correct 671 ms 2640 KB Output is correct
75 Correct 517 ms 2160 KB Output is correct
76 Correct 705 ms 2564 KB Output is correct
77 Correct 699 ms 2772 KB Output is correct