답안 #88515 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
88515	2018-12-06T09:36:06 Z	Bodo171	Bootfall (IZhO17_bootfall)	C++14	100 / 100	268 ms	5132 KB

bootfall

#include <iostream>
#include <fstream>
#include <vector>
using namespace std;
const int nmax=505;
vector<int> ans;
int dp[nmax*nmax],act[nmax*nmax],cate[nmax*nmax],ok[nmax*nmax];
int a[nmax];
int n,i,j,S,sum;
void add(int &a,int b,int mod)
{
    a+=b;
    if(a>=mod)
        a-=mod;
}
void sub(int &a,int b,int mod)
{
    a-=b;
    if(a<0)
        a+=mod;
}
void solve(int mod)
{
    dp[0]=1;
    for(i=1;i<=sum;i++)
        dp[i]=0,cate[i]=0;
    for(i=1;i<=n;i++)
      for(j=sum/2-a[i];j>=0;j--)
         add(dp[j+a[i]],dp[j],mod);
    for(i=1;i<=n;i++)
    {
        for(j=sum/2;j>=0;j--)
            act[j]=dp[j];
        for(j=0;j<=sum/2-a[i];j++)
            sub(act[j+a[i]],act[j],mod);
        S=sum-a[i];
        for(j=0;j<=S/2;j++)
            if(act[j])
                cate[S-2*j]++;
    }
    for(i=1;i<=sum;i++)
        if(cate[i]==n)
            ok[i]=1;
}
int main()
{
    //freopen("data.in","r",stdin);
    ios_base::sync_with_stdio(false);
    cin>>n;
    for(i=1;i<=n;i++)
        cin>>a[i],sum+=a[i];
    solve(1000*1000*1000+7);
    if(dp[sum/2]==0||sum%2)
    {
        cout<<"0";
        return 0;
    }
    for(i=1;i<=sum;i++)
        if(ok[i])
         ans.push_back(i);
    cout<<ans.size()<<'\n';
    for(int i=0;i<ans.size();i++)
        cout<<ans[i]<<' ';
    return 0;
}

Compilation message

bootfall.cpp: In function 'int main()':
bootfall.cpp:62:18: 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	380 KB	Output is correct
2	Correct	2 ms	380 KB	Output is correct
3	Correct	2 ms	424 KB	Output is correct
4	Correct	2 ms	440 KB	Output is correct
5	Correct	2 ms	488 KB	Output is correct
6	Correct	2 ms	488 KB	Output is correct
7	Correct	2 ms	516 KB	Output is correct
8	Correct	2 ms	608 KB	Output is correct
9	Correct	2 ms	608 KB	Output is correct

Subtask #2
7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	380 KB	Output is correct
2	Correct	2 ms	380 KB	Output is correct
3	Correct	2 ms	424 KB	Output is correct
4	Correct	2 ms	440 KB	Output is correct
5	Correct	2 ms	488 KB	Output is correct
6	Correct	2 ms	488 KB	Output is correct
7	Correct	2 ms	516 KB	Output is correct
8	Correct	2 ms	608 KB	Output is correct
9	Correct	2 ms	608 KB	Output is correct
10	Correct	2 ms	608 KB	Output is correct
11	Correct	2 ms	608 KB	Output is correct
12	Correct	2 ms	608 KB	Output is correct
13	Correct	2 ms	608 KB	Output is correct
14	Correct	2 ms	608 KB	Output is correct
15	Correct	2 ms	612 KB	Output is correct
16	Correct	2 ms	612 KB	Output is correct
17	Correct	2 ms	612 KB	Output is correct
18	Correct	2 ms	612 KB	Output is correct
19	Correct	2 ms	612 KB	Output is correct
20	Correct	2 ms	612 KB	Output is correct

Subtask #3
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	380 KB	Output is correct
2	Correct	2 ms	380 KB	Output is correct
3	Correct	2 ms	424 KB	Output is correct
4	Correct	2 ms	440 KB	Output is correct
5	Correct	2 ms	488 KB	Output is correct
6	Correct	2 ms	488 KB	Output is correct
7	Correct	2 ms	516 KB	Output is correct
8	Correct	2 ms	608 KB	Output is correct
9	Correct	2 ms	608 KB	Output is correct
10	Correct	2 ms	608 KB	Output is correct
11	Correct	2 ms	608 KB	Output is correct
12	Correct	2 ms	608 KB	Output is correct
13	Correct	2 ms	608 KB	Output is correct
14	Correct	2 ms	608 KB	Output is correct
15	Correct	2 ms	612 KB	Output is correct
16	Correct	2 ms	612 KB	Output is correct
17	Correct	2 ms	612 KB	Output is correct
18	Correct	2 ms	612 KB	Output is correct
19	Correct	2 ms	612 KB	Output is correct
20	Correct	2 ms	612 KB	Output is correct
21	Correct	3 ms	612 KB	Output is correct
22	Correct	3 ms	612 KB	Output is correct
23	Correct	2 ms	624 KB	Output is correct
24	Correct	3 ms	640 KB	Output is correct
25	Correct	4 ms	768 KB	Output is correct
26	Correct	5 ms	784 KB	Output is correct
27	Correct	4 ms	784 KB	Output is correct
28	Correct	4 ms	784 KB	Output is correct
29	Correct	4 ms	800 KB	Output is correct
30	Correct	4 ms	800 KB	Output is correct
31	Correct	4 ms	800 KB	Output is correct
32	Correct	1 ms	804 KB	Output is correct
33	Correct	4 ms	804 KB	Output is correct
34	Correct	4 ms	804 KB	Output is correct
35	Correct	4 ms	928 KB	Output is correct
36	Correct	3 ms	928 KB	Output is correct

Subtask #4
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	380 KB	Output is correct
2	Correct	2 ms	380 KB	Output is correct
3	Correct	2 ms	424 KB	Output is correct
4	Correct	2 ms	440 KB	Output is correct
5	Correct	2 ms	488 KB	Output is correct
6	Correct	2 ms	488 KB	Output is correct
7	Correct	2 ms	516 KB	Output is correct
8	Correct	2 ms	608 KB	Output is correct
9	Correct	2 ms	608 KB	Output is correct
10	Correct	2 ms	608 KB	Output is correct
11	Correct	2 ms	608 KB	Output is correct
12	Correct	2 ms	608 KB	Output is correct
13	Correct	2 ms	608 KB	Output is correct
14	Correct	2 ms	608 KB	Output is correct
15	Correct	2 ms	612 KB	Output is correct
16	Correct	2 ms	612 KB	Output is correct
17	Correct	2 ms	612 KB	Output is correct
18	Correct	2 ms	612 KB	Output is correct
19	Correct	2 ms	612 KB	Output is correct
20	Correct	2 ms	612 KB	Output is correct
21	Correct	3 ms	612 KB	Output is correct
22	Correct	3 ms	612 KB	Output is correct
23	Correct	2 ms	624 KB	Output is correct
24	Correct	3 ms	640 KB	Output is correct
25	Correct	4 ms	768 KB	Output is correct
26	Correct	5 ms	784 KB	Output is correct
27	Correct	4 ms	784 KB	Output is correct
28	Correct	4 ms	784 KB	Output is correct
29	Correct	4 ms	800 KB	Output is correct
30	Correct	4 ms	800 KB	Output is correct
31	Correct	4 ms	800 KB	Output is correct
32	Correct	1 ms	804 KB	Output is correct
33	Correct	4 ms	804 KB	Output is correct
34	Correct	4 ms	804 KB	Output is correct
35	Correct	4 ms	928 KB	Output is correct
36	Correct	3 ms	928 KB	Output is correct
37	Correct	12 ms	1068 KB	Output is correct
38	Correct	12 ms	1068 KB	Output is correct
39	Correct	32 ms	1580 KB	Output is correct
40	Correct	23 ms	1580 KB	Output is correct
41	Correct	44 ms	1728 KB	Output is correct
42	Correct	20 ms	1728 KB	Output is correct
43	Correct	33 ms	1852 KB	Output is correct
44	Correct	37 ms	1852 KB	Output is correct
45	Correct	39 ms	1852 KB	Output is correct
46	Correct	19 ms	1852 KB	Output is correct
47	Correct	22 ms	1852 KB	Output is correct
48	Correct	39 ms	1852 KB	Output is correct
49	Correct	40 ms	1852 KB	Output is correct
50	Correct	21 ms	1852 KB	Output is correct
51	Correct	20 ms	1852 KB	Output is correct
52	Correct	45 ms	1980 KB	Output is correct

Subtask #5
21.0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	380 KB	Output is correct
2	Correct	2 ms	380 KB	Output is correct
3	Correct	2 ms	424 KB	Output is correct
4	Correct	2 ms	440 KB	Output is correct
5	Correct	2 ms	488 KB	Output is correct
6	Correct	2 ms	488 KB	Output is correct
7	Correct	2 ms	516 KB	Output is correct
8	Correct	2 ms	608 KB	Output is correct
9	Correct	2 ms	608 KB	Output is correct
10	Correct	2 ms	608 KB	Output is correct
11	Correct	2 ms	608 KB	Output is correct
12	Correct	2 ms	608 KB	Output is correct
13	Correct	2 ms	608 KB	Output is correct
14	Correct	2 ms	608 KB	Output is correct
15	Correct	2 ms	612 KB	Output is correct
16	Correct	2 ms	612 KB	Output is correct
17	Correct	2 ms	612 KB	Output is correct
18	Correct	2 ms	612 KB	Output is correct
19	Correct	2 ms	612 KB	Output is correct
20	Correct	2 ms	612 KB	Output is correct
21	Correct	3 ms	612 KB	Output is correct
22	Correct	3 ms	612 KB	Output is correct
23	Correct	2 ms	624 KB	Output is correct
24	Correct	3 ms	640 KB	Output is correct
25	Correct	4 ms	768 KB	Output is correct
26	Correct	5 ms	784 KB	Output is correct
27	Correct	4 ms	784 KB	Output is correct
28	Correct	4 ms	784 KB	Output is correct
29	Correct	4 ms	800 KB	Output is correct
30	Correct	4 ms	800 KB	Output is correct
31	Correct	4 ms	800 KB	Output is correct
32	Correct	1 ms	804 KB	Output is correct
33	Correct	4 ms	804 KB	Output is correct
34	Correct	4 ms	804 KB	Output is correct
35	Correct	4 ms	928 KB	Output is correct
36	Correct	3 ms	928 KB	Output is correct
37	Correct	12 ms	1068 KB	Output is correct
38	Correct	12 ms	1068 KB	Output is correct
39	Correct	32 ms	1580 KB	Output is correct
40	Correct	23 ms	1580 KB	Output is correct
41	Correct	44 ms	1728 KB	Output is correct
42	Correct	20 ms	1728 KB	Output is correct
43	Correct	33 ms	1852 KB	Output is correct
44	Correct	37 ms	1852 KB	Output is correct
45	Correct	39 ms	1852 KB	Output is correct
46	Correct	19 ms	1852 KB	Output is correct
47	Correct	22 ms	1852 KB	Output is correct
48	Correct	39 ms	1852 KB	Output is correct
49	Correct	40 ms	1852 KB	Output is correct
50	Correct	21 ms	1852 KB	Output is correct
51	Correct	20 ms	1852 KB	Output is correct
52	Correct	45 ms	1980 KB	Output is correct
53	Correct	34 ms	1980 KB	Output is correct
54	Correct	46 ms	1980 KB	Output is correct
55	Correct	90 ms	2700 KB	Output is correct
56	Correct	41 ms	2700 KB	Output is correct
57	Correct	94 ms	2876 KB	Output is correct
58	Correct	85 ms	2876 KB	Output is correct
59	Correct	63 ms	2876 KB	Output is correct
60	Correct	47 ms	2876 KB	Output is correct
61	Correct	71 ms	2876 KB	Output is correct
62	Correct	75 ms	2876 KB	Output is correct
63	Correct	79 ms	2876 KB	Output is correct
64	Correct	75 ms	2876 KB	Output is correct
65	Correct	38 ms	2876 KB	Output is correct
66	Correct	41 ms	2876 KB	Output is correct

Subtask #6
35.0 / 35.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	380 KB	Output is correct
2	Correct	2 ms	380 KB	Output is correct
3	Correct	2 ms	424 KB	Output is correct
4	Correct	2 ms	440 KB	Output is correct
5	Correct	2 ms	488 KB	Output is correct
6	Correct	2 ms	488 KB	Output is correct
7	Correct	2 ms	516 KB	Output is correct
8	Correct	2 ms	608 KB	Output is correct
9	Correct	2 ms	608 KB	Output is correct
10	Correct	2 ms	608 KB	Output is correct
11	Correct	2 ms	608 KB	Output is correct
12	Correct	2 ms	608 KB	Output is correct
13	Correct	2 ms	608 KB	Output is correct
14	Correct	2 ms	608 KB	Output is correct
15	Correct	2 ms	612 KB	Output is correct
16	Correct	2 ms	612 KB	Output is correct
17	Correct	2 ms	612 KB	Output is correct
18	Correct	2 ms	612 KB	Output is correct
19	Correct	2 ms	612 KB	Output is correct
20	Correct	2 ms	612 KB	Output is correct
21	Correct	3 ms	612 KB	Output is correct
22	Correct	3 ms	612 KB	Output is correct
23	Correct	2 ms	624 KB	Output is correct
24	Correct	3 ms	640 KB	Output is correct
25	Correct	4 ms	768 KB	Output is correct
26	Correct	5 ms	784 KB	Output is correct
27	Correct	4 ms	784 KB	Output is correct
28	Correct	4 ms	784 KB	Output is correct
29	Correct	4 ms	800 KB	Output is correct
30	Correct	4 ms	800 KB	Output is correct
31	Correct	4 ms	800 KB	Output is correct
32	Correct	1 ms	804 KB	Output is correct
33	Correct	4 ms	804 KB	Output is correct
34	Correct	4 ms	804 KB	Output is correct
35	Correct	4 ms	928 KB	Output is correct
36	Correct	3 ms	928 KB	Output is correct
37	Correct	12 ms	1068 KB	Output is correct
38	Correct	12 ms	1068 KB	Output is correct
39	Correct	32 ms	1580 KB	Output is correct
40	Correct	23 ms	1580 KB	Output is correct
41	Correct	44 ms	1728 KB	Output is correct
42	Correct	20 ms	1728 KB	Output is correct
43	Correct	33 ms	1852 KB	Output is correct
44	Correct	37 ms	1852 KB	Output is correct
45	Correct	39 ms	1852 KB	Output is correct
46	Correct	19 ms	1852 KB	Output is correct
47	Correct	22 ms	1852 KB	Output is correct
48	Correct	39 ms	1852 KB	Output is correct
49	Correct	40 ms	1852 KB	Output is correct
50	Correct	21 ms	1852 KB	Output is correct
51	Correct	20 ms	1852 KB	Output is correct
52	Correct	45 ms	1980 KB	Output is correct
53	Correct	34 ms	1980 KB	Output is correct
54	Correct	46 ms	1980 KB	Output is correct
55	Correct	90 ms	2700 KB	Output is correct
56	Correct	41 ms	2700 KB	Output is correct
57	Correct	94 ms	2876 KB	Output is correct
58	Correct	85 ms	2876 KB	Output is correct
59	Correct	63 ms	2876 KB	Output is correct
60	Correct	47 ms	2876 KB	Output is correct
61	Correct	71 ms	2876 KB	Output is correct
62	Correct	75 ms	2876 KB	Output is correct
63	Correct	79 ms	2876 KB	Output is correct
64	Correct	75 ms	2876 KB	Output is correct
65	Correct	38 ms	2876 KB	Output is correct
66	Correct	41 ms	2876 KB	Output is correct
67	Correct	79 ms	2876 KB	Output is correct
68	Correct	128 ms	2876 KB	Output is correct
69	Correct	242 ms	4772 KB	Output is correct
70	Correct	146 ms	4772 KB	Output is correct
71	Correct	142 ms	4772 KB	Output is correct
72	Correct	137 ms	4772 KB	Output is correct
73	Correct	136 ms	4772 KB	Output is correct
74	Correct	259 ms	4960 KB	Output is correct
75	Correct	199 ms	4960 KB	Output is correct
76	Correct	268 ms	5052 KB	Output is correct
77	Correct	268 ms	5132 KB	Output is correct

답안 #88515

Compilation message

Subtask #1 6.0 / 6.0

Subtask #2 7.0 / 7.0

Subtask #3 15.0 / 15.0

Subtask #4 16.0 / 16.0

Subtask #5 21.0 / 21.0

Subtask #6 35.0 / 35.0

Subtask #1
6.0 / 6.0

Subtask #2
7.0 / 7.0

Subtask #3
15.0 / 15.0

Subtask #4
16.0 / 16.0

Subtask #5
21.0 / 21.0

Subtask #6
35.0 / 35.0