답안 #92742 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
92742	2019-01-04T12:23:48 Z	GioChkhaidze	Bootfall (IZhO17_bootfall)	C++14	6 / 100	216 ms	476 KB

bootfall

#include <bits/stdc++.h>

#define F first
#define S second
#define Pb push_back

using namespace std;

int n,k[100005],X,Ans,x,su;

vector < int > ANS,a;

inline int check(int x)
{
	int Sum=0;
	
	a.Pb(x);
	
	for (int i=0; i<a.size(); i++)
		Sum+=a[i];

	for (int i=a.size()-1; i>=max(0,int(a.size())-20); i--)
	{
		int X=a[i],ko=0;
		a[i]=0;
		
		int dp[100005];
		
		for (int j=0; j<=2*su; j++)
			dp[j]=0;
		
		dp[0]=1;
		
		for (int k=0; k<a.size(); k++)
			for (int j=2*su; j>=0; j--)
				if (0<=j-a[k] && dp[j-a[k]]) dp[j]=1;
	
		if ((Sum-X)%2==1 || !dp[(Sum-X)/2]) ko=1;
			
		a[i]=X;
		
		if (ko) 
		{
			a.pop_back();
			return 0;
		}
	}

	a.pop_back();

	return 1;
}

main ()
{
	cin>>n;
	
	for (int i=1; i<=n; i++)
	{
		cin>>x;
		
		a.Pb(x);
		su+=x;
	}
	
	for (int i=1; i<=su; i++)
		if (check(i)) ANS.Pb(i);	
	
	cout<<ANS.size()<<endl;
	
	for (int i=0; i<ANS.size(); i++)
		cout<<ANS[i]<<" ";
}
/*

4
1 3 1 5

6
3 5 7 11 9 13

3
2 2 2

4
200 200 200 200
*/

Compilation message

bootfall.cpp: In function 'int check(int)':
bootfall.cpp:19:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i=0; i<a.size(); i++)
                ~^~~~~~~~~
bootfall.cpp:34:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for (int k=0; k<a.size(); k++)
                 ~^~~~~~~~~
bootfall.cpp: At global scope:
bootfall.cpp:54:7: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main ()
       ^
bootfall.cpp: In function 'int main()':
bootfall.cpp:71:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i=0; i<ANS.size(); 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	14 ms	376 KB	Output is correct
5	Correct	111 ms	476 KB	Output is correct
6	Correct	3 ms	256 KB	Output is correct
7	Correct	5 ms	256 KB	Output is correct
8	Correct	216 ms	376 KB	Output is correct
9	Correct	20 ms	256 KB	Output is correct

Subtask #2
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	14 ms	376 KB	Output is correct
5	Correct	111 ms	476 KB	Output is correct
6	Correct	3 ms	256 KB	Output is correct
7	Correct	5 ms	256 KB	Output is correct
8	Correct	216 ms	376 KB	Output is correct
9	Correct	20 ms	256 KB	Output is correct
10	Correct	44 ms	376 KB	Output is correct
11	Correct	36 ms	256 KB	Output is correct
12	Correct	19 ms	380 KB	Output is correct
13	Correct	9 ms	256 KB	Output is correct
14	Correct	45 ms	256 KB	Output is correct
15	Correct	25 ms	256 KB	Output is correct
16	Correct	35 ms	376 KB	Output is correct
17	Correct	14 ms	344 KB	Output is correct
18	Correct	29 ms	376 KB	Output is correct
19	Incorrect	21 ms	256 KB	Output isn't correct
20	Halted	0 ms	0 KB	-

Subtask #3
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	14 ms	376 KB	Output is correct
5	Correct	111 ms	476 KB	Output is correct
6	Correct	3 ms	256 KB	Output is correct
7	Correct	5 ms	256 KB	Output is correct
8	Correct	216 ms	376 KB	Output is correct
9	Correct	20 ms	256 KB	Output is correct
10	Correct	44 ms	376 KB	Output is correct
11	Correct	36 ms	256 KB	Output is correct
12	Correct	19 ms	380 KB	Output is correct
13	Correct	9 ms	256 KB	Output is correct
14	Correct	45 ms	256 KB	Output is correct
15	Correct	25 ms	256 KB	Output is correct
16	Correct	35 ms	376 KB	Output is correct
17	Correct	14 ms	344 KB	Output is correct
18	Correct	29 ms	376 KB	Output is correct
19	Incorrect	21 ms	256 KB	Output isn't correct
20	Halted	0 ms	0 KB	-

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	14 ms	376 KB	Output is correct
5	Correct	111 ms	476 KB	Output is correct
6	Correct	3 ms	256 KB	Output is correct
7	Correct	5 ms	256 KB	Output is correct
8	Correct	216 ms	376 KB	Output is correct
9	Correct	20 ms	256 KB	Output is correct
10	Correct	44 ms	376 KB	Output is correct
11	Correct	36 ms	256 KB	Output is correct
12	Correct	19 ms	380 KB	Output is correct
13	Correct	9 ms	256 KB	Output is correct
14	Correct	45 ms	256 KB	Output is correct
15	Correct	25 ms	256 KB	Output is correct
16	Correct	35 ms	376 KB	Output is correct
17	Correct	14 ms	344 KB	Output is correct
18	Correct	29 ms	376 KB	Output is correct
19	Incorrect	21 ms	256 KB	Output isn't correct
20	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	14 ms	376 KB	Output is correct
5	Correct	111 ms	476 KB	Output is correct
6	Correct	3 ms	256 KB	Output is correct
7	Correct	5 ms	256 KB	Output is correct
8	Correct	216 ms	376 KB	Output is correct
9	Correct	20 ms	256 KB	Output is correct
10	Correct	44 ms	376 KB	Output is correct
11	Correct	36 ms	256 KB	Output is correct
12	Correct	19 ms	380 KB	Output is correct
13	Correct	9 ms	256 KB	Output is correct
14	Correct	45 ms	256 KB	Output is correct
15	Correct	25 ms	256 KB	Output is correct
16	Correct	35 ms	376 KB	Output is correct
17	Correct	14 ms	344 KB	Output is correct
18	Correct	29 ms	376 KB	Output is correct
19	Incorrect	21 ms	256 KB	Output isn't correct
20	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	14 ms	376 KB	Output is correct
5	Correct	111 ms	476 KB	Output is correct
6	Correct	3 ms	256 KB	Output is correct
7	Correct	5 ms	256 KB	Output is correct
8	Correct	216 ms	376 KB	Output is correct
9	Correct	20 ms	256 KB	Output is correct
10	Correct	44 ms	376 KB	Output is correct
11	Correct	36 ms	256 KB	Output is correct
12	Correct	19 ms	380 KB	Output is correct
13	Correct	9 ms	256 KB	Output is correct
14	Correct	45 ms	256 KB	Output is correct
15	Correct	25 ms	256 KB	Output is correct
16	Correct	35 ms	376 KB	Output is correct
17	Correct	14 ms	344 KB	Output is correct
18	Correct	29 ms	376 KB	Output is correct
19	Incorrect	21 ms	256 KB	Output isn't correct
20	Halted	0 ms	0 KB	-

답안 #92742

Compilation message

Subtask #1 6.0 / 6.0

Subtask #2 0 / 7.0

Subtask #3 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
0 / 7.0

Subtask #3
0 / 15.0

Subtask #4
0 / 16.0

Subtask #5
0 / 21.0

Subtask #6
0 / 35.0