답안 #169563

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
169563	2019-12-21T05:37:28 Z	Gurban	Bootfall (IZhO17_bootfall)	C++14	28 / 100	1000 ms	3448 KB

bootfall

#include <bits/stdc++.h>
 
#define pb push_back
#define ss second
#define ff first
#define N 250009
#define inf 1000000009
#define ll long long
#define mid(a,b) (a+b)/2
 
using namespace std;
 
int n,a[509],sum,dp[N],s;
map <int,int> m;
vector <int> v;
 
const int mod = 1e9+7;
 
int main()
{
	scanf("%d",&n);
	for(int i = 1;i <= n;i++){
		scanf("%d",&a[i]);
		sum += a[i];
	}
	dp[0] = 1;
	for(int i = 1;i <= n;i++)
		for(int j = sum;j >= 0;j--)
			dp[j + a[i]] += dp[j];
		
	if(sum % 2 == 1 or  dp[sum / 2] == 0)
		return cout << 0,0;
	
	for(int i = 1;i <= n;i++){
		for(int j = a[i];j <= sum;j++)
			dp[j] -= dp[j - a[i]];
		
		for(int j = 1;j < sum;j++){
			if(m[j] < i - 1) continue;
			s = sum - a[i] + j;
			if(s % 2 == 0 and s / 2 - j >= 0 and dp[s / 2 - j])
				m[j]++;
		}
		for(int j = sum;j >= a[i];j--)
			dp[j] += dp[j - a[i]];
	}
	for(auto i : m)
		if(i.ss == n) v.pb(i.ff);
	printf("%d\n",v.size());
	for(auto i : v) printf("%d\n",i);
}

Compilation message

bootfall.cpp: In function 'int main()':
bootfall.cpp:49:24: 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",v.size());
                ~~~~~~~~^
bootfall.cpp:21:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&n);
  ~~~~~^~~~~~~~~
bootfall.cpp:23:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&a[i]);
   ~~~~~^~~~~~~~~~~~

Subtask #1
6.0 / 6.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	3 ms	376 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	3 ms	376 KB	Output is correct
8	Correct	4 ms	380 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct

Subtask #2
7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	3 ms	376 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	3 ms	376 KB	Output is correct
8	Correct	4 ms	380 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct
10	Correct	3 ms	376 KB	Output is correct
11	Correct	3 ms	376 KB	Output is correct
12	Correct	3 ms	376 KB	Output is correct
13	Correct	2 ms	376 KB	Output is correct
14	Correct	3 ms	376 KB	Output is correct
15	Correct	2 ms	376 KB	Output is correct
16	Correct	2 ms	364 KB	Output is correct
17	Correct	2 ms	376 KB	Output is correct
18	Correct	2 ms	376 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	3 ms	376 KB	Output is correct

Subtask #3
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	3 ms	376 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	3 ms	376 KB	Output is correct
8	Correct	4 ms	380 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct
10	Correct	3 ms	376 KB	Output is correct
11	Correct	3 ms	376 KB	Output is correct
12	Correct	3 ms	376 KB	Output is correct
13	Correct	2 ms	376 KB	Output is correct
14	Correct	3 ms	376 KB	Output is correct
15	Correct	2 ms	376 KB	Output is correct
16	Correct	2 ms	364 KB	Output is correct
17	Correct	2 ms	376 KB	Output is correct
18	Correct	2 ms	376 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	3 ms	376 KB	Output is correct
21	Correct	22 ms	504 KB	Output is correct
22	Correct	27 ms	504 KB	Output is correct
23	Correct	13 ms	492 KB	Output is correct
24	Correct	46 ms	632 KB	Output is correct
25	Correct	85 ms	828 KB	Output is correct
26	Correct	97 ms	988 KB	Output is correct
27	Correct	83 ms	760 KB	Output is correct
28	Correct	85 ms	760 KB	Output is correct
29	Correct	84 ms	760 KB	Output is correct
30	Correct	40 ms	632 KB	Output is correct
31	Correct	81 ms	888 KB	Output is correct
32	Correct	51 ms	612 KB	Output is correct
33	Correct	79 ms	888 KB	Output is correct
34	Correct	79 ms	888 KB	Output is correct
35	Correct	79 ms	888 KB	Output is correct
36	Correct	50 ms	632 KB	Output is correct

Subtask #4
0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	3 ms	376 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	3 ms	376 KB	Output is correct
8	Correct	4 ms	380 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct
10	Correct	3 ms	376 KB	Output is correct
11	Correct	3 ms	376 KB	Output is correct
12	Correct	3 ms	376 KB	Output is correct
13	Correct	2 ms	376 KB	Output is correct
14	Correct	3 ms	376 KB	Output is correct
15	Correct	2 ms	376 KB	Output is correct
16	Correct	2 ms	364 KB	Output is correct
17	Correct	2 ms	376 KB	Output is correct
18	Correct	2 ms	376 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	3 ms	376 KB	Output is correct
21	Correct	22 ms	504 KB	Output is correct
22	Correct	27 ms	504 KB	Output is correct
23	Correct	13 ms	492 KB	Output is correct
24	Correct	46 ms	632 KB	Output is correct
25	Correct	85 ms	828 KB	Output is correct
26	Correct	97 ms	988 KB	Output is correct
27	Correct	83 ms	760 KB	Output is correct
28	Correct	85 ms	760 KB	Output is correct
29	Correct	84 ms	760 KB	Output is correct
30	Correct	40 ms	632 KB	Output is correct
31	Correct	81 ms	888 KB	Output is correct
32	Correct	51 ms	612 KB	Output is correct
33	Correct	79 ms	888 KB	Output is correct
34	Correct	79 ms	888 KB	Output is correct
35	Correct	79 ms	888 KB	Output is correct
36	Correct	50 ms	632 KB	Output is correct
37	Correct	471 ms	1500 KB	Output is correct
38	Correct	504 ms	1628 KB	Output is correct
39	Execution timed out	1083 ms	3448 KB	Time limit exceeded
40	Halted	0 ms	0 KB	-

Subtask #5
0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	3 ms	376 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	3 ms	376 KB	Output is correct
8	Correct	4 ms	380 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct
10	Correct	3 ms	376 KB	Output is correct
11	Correct	3 ms	376 KB	Output is correct
12	Correct	3 ms	376 KB	Output is correct
13	Correct	2 ms	376 KB	Output is correct
14	Correct	3 ms	376 KB	Output is correct
15	Correct	2 ms	376 KB	Output is correct
16	Correct	2 ms	364 KB	Output is correct
17	Correct	2 ms	376 KB	Output is correct
18	Correct	2 ms	376 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	3 ms	376 KB	Output is correct
21	Correct	22 ms	504 KB	Output is correct
22	Correct	27 ms	504 KB	Output is correct
23	Correct	13 ms	492 KB	Output is correct
24	Correct	46 ms	632 KB	Output is correct
25	Correct	85 ms	828 KB	Output is correct
26	Correct	97 ms	988 KB	Output is correct
27	Correct	83 ms	760 KB	Output is correct
28	Correct	85 ms	760 KB	Output is correct
29	Correct	84 ms	760 KB	Output is correct
30	Correct	40 ms	632 KB	Output is correct
31	Correct	81 ms	888 KB	Output is correct
32	Correct	51 ms	612 KB	Output is correct
33	Correct	79 ms	888 KB	Output is correct
34	Correct	79 ms	888 KB	Output is correct
35	Correct	79 ms	888 KB	Output is correct
36	Correct	50 ms	632 KB	Output is correct
37	Correct	471 ms	1500 KB	Output is correct
38	Correct	504 ms	1628 KB	Output is correct
39	Execution timed out	1083 ms	3448 KB	Time limit exceeded
40	Halted	0 ms	0 KB	-

Subtask #6
0 / 35.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	256 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	3 ms	376 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	3 ms	376 KB	Output is correct
8	Correct	4 ms	380 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct
10	Correct	3 ms	376 KB	Output is correct
11	Correct	3 ms	376 KB	Output is correct
12	Correct	3 ms	376 KB	Output is correct
13	Correct	2 ms	376 KB	Output is correct
14	Correct	3 ms	376 KB	Output is correct
15	Correct	2 ms	376 KB	Output is correct
16	Correct	2 ms	364 KB	Output is correct
17	Correct	2 ms	376 KB	Output is correct
18	Correct	2 ms	376 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	3 ms	376 KB	Output is correct
21	Correct	22 ms	504 KB	Output is correct
22	Correct	27 ms	504 KB	Output is correct
23	Correct	13 ms	492 KB	Output is correct
24	Correct	46 ms	632 KB	Output is correct
25	Correct	85 ms	828 KB	Output is correct
26	Correct	97 ms	988 KB	Output is correct
27	Correct	83 ms	760 KB	Output is correct
28	Correct	85 ms	760 KB	Output is correct
29	Correct	84 ms	760 KB	Output is correct
30	Correct	40 ms	632 KB	Output is correct
31	Correct	81 ms	888 KB	Output is correct
32	Correct	51 ms	612 KB	Output is correct
33	Correct	79 ms	888 KB	Output is correct
34	Correct	79 ms	888 KB	Output is correct
35	Correct	79 ms	888 KB	Output is correct
36	Correct	50 ms	632 KB	Output is correct
37	Correct	471 ms	1500 KB	Output is correct
38	Correct	504 ms	1628 KB	Output is correct
39	Execution timed out	1083 ms	3448 KB	Time limit exceeded
40	Halted	0 ms	0 KB	-

답안 #169563

Compilation message

Subtask #1 6.0 / 6.0

Subtask #2 7.0 / 7.0

Subtask #3 15.0 / 15.0

Subtask #4 0 / 16.0

Subtask #5 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
0 / 16.0

Subtask #5
0 / 21.0

Subtask #6
0 / 35.0