답안 #39853 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
39853	2018-01-21T21:14:59 Z	igzi	Bootfall (IZhO17_bootfall)	C++14	13 / 100	1 ms	5008 KB

bootfall

#include <bits/stdc++.h>
#define maxN 505
#define maxA 505
 
using namespace std;
 
int n,i,j,s=0,a[maxN],b[maxN*maxA],c[maxN*maxA],tmp[maxN*maxA];
vector <int> v,ans;
 
int main()
{
    cin>>n;
    for(i=0;i<n;i++){
        cin>>a[i];
        s+=a[i];
    }
    for(i=0;i<=s;i++){
        b[i]=0;
        c[i]=0;
    }
    b[0]=1;
    for(i=0;i<n;i++){
        for(j=s;j>=0;j--){
            if(b[j]!=0) b[a[i]+j]+=b[j];
        }
    }
    if(s%2 || b[s/2]==0) cout<<0<<endl;
    else{
        for(i=0;i<n;i++){
            for(j=0;j<=s+a[i];j++){
        tmp[j]=0;
    }
    for(j=0;j<=s;j++){
        tmp[j]+=b[j];
        tmp[j+a[i]]-=tmp[j];
    }
    int x;
    for(x=0;x<=s;x++){
    if(s-x-a[i]<0) break;
    if((s+x-a[i])%2==0 && tmp[(s-x-a[i])/2]>0) c[x]++;
        }
        }
        for(i=0;i<=s;i++){
            if(c[i]==n) ans.push_back(i);
        }
        cout<<ans.size()<<endl;
        for(i=0;i<ans.size();i++){
            cout<<ans[i]<<" ";
        }
    }
    return 0;
}

Compilation message

bootfall.cpp: In function 'int main()':
bootfall.cpp:47:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(i=0;i<ans.size();i++){
                  ^

Subtask #1
6.0 / 6.0

#	결과	메모리	Grader output
1	Correct	5008 KB	Output is correct
2	Correct	5008 KB	Output is correct
3	Correct	5008 KB	Output is correct
4	Correct	5008 KB	Output is correct
5	Correct	5008 KB	Output is correct
6	Correct	5008 KB	Output is correct
7	Correct	5008 KB	Output is correct
8	Correct	5008 KB	Output is correct
9	Correct	5008 KB	Output is correct

Subtask #2
7.0 / 7.0

#	결과	메모리	Grader output
1	Correct	5008 KB	Output is correct
2	Correct	5008 KB	Output is correct
3	Correct	5008 KB	Output is correct
4	Correct	5008 KB	Output is correct
5	Correct	5008 KB	Output is correct
6	Correct	5008 KB	Output is correct
7	Correct	5008 KB	Output is correct
8	Correct	5008 KB	Output is correct
9	Correct	5008 KB	Output is correct
10	Correct	5008 KB	Output is correct
11	Correct	5008 KB	Output is correct
12	Correct	5008 KB	Output is correct
13	Correct	5008 KB	Output is correct
14	Correct	5008 KB	Output is correct
15	Correct	5008 KB	Output is correct
16	Correct	5008 KB	Output is correct
17	Correct	5008 KB	Output is correct
18	Correct	5008 KB	Output is correct
19	Correct	5008 KB	Output is correct
20	Correct	5008 KB	Output is correct

Subtask #3
0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	5008 KB	Output is correct
2	Correct	0 ms	5008 KB	Output is correct
3	Correct	0 ms	5008 KB	Output is correct
4	Correct	0 ms	5008 KB	Output is correct
5	Correct	0 ms	5008 KB	Output is correct
6	Correct	0 ms	5008 KB	Output is correct
7	Correct	0 ms	5008 KB	Output is correct
8	Correct	0 ms	5008 KB	Output is correct
9	Correct	0 ms	5008 KB	Output is correct
10	Correct	0 ms	5008 KB	Output is correct
11	Correct	0 ms	5008 KB	Output is correct
12	Correct	0 ms	5008 KB	Output is correct
13	Correct	0 ms	5008 KB	Output is correct
14	Correct	0 ms	5008 KB	Output is correct
15	Correct	0 ms	5008 KB	Output is correct
16	Correct	0 ms	5008 KB	Output is correct
17	Correct	0 ms	5008 KB	Output is correct
18	Correct	0 ms	5008 KB	Output is correct
19	Correct	0 ms	5008 KB	Output is correct
20	Correct	0 ms	5008 KB	Output is correct
21	Incorrect	1 ms	5008 KB	Output isn't correct
22	Halted	0 ms	0 KB	-

Subtask #4
0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	5008 KB	Output is correct
2	Correct	0 ms	5008 KB	Output is correct
3	Correct	0 ms	5008 KB	Output is correct
4	Correct	0 ms	5008 KB	Output is correct
5	Correct	0 ms	5008 KB	Output is correct
6	Correct	0 ms	5008 KB	Output is correct
7	Correct	0 ms	5008 KB	Output is correct
8	Correct	0 ms	5008 KB	Output is correct
9	Correct	0 ms	5008 KB	Output is correct
10	Correct	0 ms	5008 KB	Output is correct
11	Correct	0 ms	5008 KB	Output is correct
12	Correct	0 ms	5008 KB	Output is correct
13	Correct	0 ms	5008 KB	Output is correct
14	Correct	0 ms	5008 KB	Output is correct
15	Correct	0 ms	5008 KB	Output is correct
16	Correct	0 ms	5008 KB	Output is correct
17	Correct	0 ms	5008 KB	Output is correct
18	Correct	0 ms	5008 KB	Output is correct
19	Correct	0 ms	5008 KB	Output is correct
20	Correct	0 ms	5008 KB	Output is correct
21	Incorrect	1 ms	5008 KB	Output isn't correct
22	Halted	0 ms	0 KB	-

Subtask #5
0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	5008 KB	Output is correct
2	Correct	0 ms	5008 KB	Output is correct
3	Correct	0 ms	5008 KB	Output is correct
4	Correct	0 ms	5008 KB	Output is correct
5	Correct	0 ms	5008 KB	Output is correct
6	Correct	0 ms	5008 KB	Output is correct
7	Correct	0 ms	5008 KB	Output is correct
8	Correct	0 ms	5008 KB	Output is correct
9	Correct	0 ms	5008 KB	Output is correct
10	Correct	0 ms	5008 KB	Output is correct
11	Correct	0 ms	5008 KB	Output is correct
12	Correct	0 ms	5008 KB	Output is correct
13	Correct	0 ms	5008 KB	Output is correct
14	Correct	0 ms	5008 KB	Output is correct
15	Correct	0 ms	5008 KB	Output is correct
16	Correct	0 ms	5008 KB	Output is correct
17	Correct	0 ms	5008 KB	Output is correct
18	Correct	0 ms	5008 KB	Output is correct
19	Correct	0 ms	5008 KB	Output is correct
20	Correct	0 ms	5008 KB	Output is correct
21	Incorrect	1 ms	5008 KB	Output isn't correct
22	Halted	0 ms	0 KB	-

Subtask #6
0 / 35.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	5008 KB	Output is correct
2	Correct	0 ms	5008 KB	Output is correct
3	Correct	0 ms	5008 KB	Output is correct
4	Correct	0 ms	5008 KB	Output is correct
5	Correct	0 ms	5008 KB	Output is correct
6	Correct	0 ms	5008 KB	Output is correct
7	Correct	0 ms	5008 KB	Output is correct
8	Correct	0 ms	5008 KB	Output is correct
9	Correct	0 ms	5008 KB	Output is correct
10	Correct	0 ms	5008 KB	Output is correct
11	Correct	0 ms	5008 KB	Output is correct
12	Correct	0 ms	5008 KB	Output is correct
13	Correct	0 ms	5008 KB	Output is correct
14	Correct	0 ms	5008 KB	Output is correct
15	Correct	0 ms	5008 KB	Output is correct
16	Correct	0 ms	5008 KB	Output is correct
17	Correct	0 ms	5008 KB	Output is correct
18	Correct	0 ms	5008 KB	Output is correct
19	Correct	0 ms	5008 KB	Output is correct
20	Correct	0 ms	5008 KB	Output is correct
21	Incorrect	1 ms	5008 KB	Output isn't correct
22	Halted	0 ms	0 KB	-

답안 #39853

Compilation message

Subtask #1 6.0 / 6.0

Subtask #2 7.0 / 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
7.0 / 7.0

Subtask #3
0 / 15.0

Subtask #4
0 / 16.0

Subtask #5
0 / 21.0

Subtask #6
0 / 35.0