답안 #38797 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
38797	2018-01-06T15:20:39 Z	DenXman111	Bootfall (IZhO17_bootfall)	C++14	28 / 100	56 ms	7208 KB

bootfall

#include <iostream>
#include <cstdio>
#include <algorithm>
#include <iostream>
#include <cstdio>
#include <algorithm>
#include <cmath>
#include <map>
#include <vector>
#include <cstring>
#include <iomanip>
#include <set>
#include <sstream>
#include <ctime>
#include <bitset>

#define rust(a, b, c, d) sqrt(sqr(a - c) + sqr(b - d))
#define sqr(a) (a)*(a)
#define p_b push_back
#define m_p make_pair
#define fi first
#define se second
#define endl "\n"

typedef long long ll;
typedef long double ld;
const int MAXINT = 2147483640;
const ll MAXLL = 9223372036854775800LL;
const ll MAXN = 323456;
const ll MOD = 1000000123;
const ll MAXANS = 1000000007;
using namespace std;

int a[MAXN], ans[MAXN], dp[MAXN], d[MAXN];
int main()
{
//    freopen("bootfall.in", "r", stdin);
//    freopen("bootfall.out", "w", stdout);
    int n, i, j, sum = 0, x = 0;
    cin >> n;
    dp[0] = 1;
    if (sum % 2 == 1 || dp[sum / 2] == 0) return cout << 0 << endl, 0;
    for (j = 0; j <= sum; j++) d[j] = dp[j];
    bitset < 25555 > dp, now, zero;
    dp[0] = 1;
    for (i = 1; i <= n; i++){
        cin >> a[i];
        now = dp;
        dp <<= a[i];
        dp |= now;
        sum += a[i];
    }
    if (sum % 2 == 1 || dp[sum / 2] == 0) return cout << 0, 0;

    for (i = 1; i <= n; i++){
        dp &= zero;
        dp[0] = 1;
        for (j = 1; j <= n; j++) if (j != i){
            now = dp;
            dp <<= a[j];
            dp |= now;
        }
        for (j = 0; j <= sum; j++) if (dp[j]){
            x = abs(sum - j - a[i] - j);
            if (ans[x] == i - 1) ans[x] = i;
        }
    }
    vector < int > v;
    for (i = 0; i <= sum; i++) if (ans[i] == n) v.p_b(i);
    cout << v.size() << endl;
    for (i = 0; i < v.size(); i++) cout << v[i] << " ";
    return 0;
}

Compilation message

bootfall.cpp: In function 'int main()':
bootfall.cpp:71:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (i = 0; i < v.size(); i++) cout << v[i] << " ";
                   ^

Subtask #1
6.0 / 6.0

#	결과	메모리	Grader output
1	Correct	7068 KB	Output is correct
2	Correct	7068 KB	Output is correct
3	Correct	7068 KB	Output is correct
4	Correct	7068 KB	Output is correct
5	Correct	7068 KB	Output is correct
6	Correct	7068 KB	Output is correct
7	Correct	7068 KB	Output is correct
8	Correct	7068 KB	Output is correct
9	Correct	7068 KB	Output is correct

Subtask #2
7.0 / 7.0

#	결과	메모리	Grader output
1	Correct	7068 KB	Output is correct
2	Correct	7068 KB	Output is correct
3	Correct	7068 KB	Output is correct
4	Correct	7068 KB	Output is correct
5	Correct	7068 KB	Output is correct
6	Correct	7068 KB	Output is correct
7	Correct	7068 KB	Output is correct
8	Correct	7068 KB	Output is correct
9	Correct	7068 KB	Output is correct
10	Correct	7068 KB	Output is correct
11	Correct	7068 KB	Output is correct
12	Correct	7068 KB	Output is correct
13	Correct	7068 KB	Output is correct
14	Correct	7068 KB	Output is correct
15	Correct	7068 KB	Output is correct
16	Correct	7068 KB	Output is correct
17	Correct	7068 KB	Output is correct
18	Correct	7068 KB	Output is correct
19	Correct	7068 KB	Output is correct
20	Correct	7068 KB	Output is correct

Subtask #3
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	7068 KB	Output is correct
2	Correct	0 ms	7068 KB	Output is correct
3	Correct	0 ms	7068 KB	Output is correct
4	Correct	0 ms	7068 KB	Output is correct
5	Correct	0 ms	7068 KB	Output is correct
6	Correct	0 ms	7068 KB	Output is correct
7	Correct	0 ms	7068 KB	Output is correct
8	Correct	0 ms	7068 KB	Output is correct
9	Correct	0 ms	7068 KB	Output is correct
10	Correct	0 ms	7068 KB	Output is correct
11	Correct	0 ms	7068 KB	Output is correct
12	Correct	0 ms	7068 KB	Output is correct
13	Correct	0 ms	7068 KB	Output is correct
14	Correct	0 ms	7068 KB	Output is correct
15	Correct	0 ms	7068 KB	Output is correct
16	Correct	0 ms	7068 KB	Output is correct
17	Correct	0 ms	7068 KB	Output is correct
18	Correct	0 ms	7068 KB	Output is correct
19	Correct	0 ms	7068 KB	Output is correct
20	Correct	0 ms	7068 KB	Output is correct
21	Correct	6 ms	7068 KB	Output is correct
22	Correct	13 ms	7068 KB	Output is correct
23	Correct	3 ms	7068 KB	Output is correct
24	Correct	13 ms	7068 KB	Output is correct
25	Correct	13 ms	7068 KB	Output is correct
26	Correct	13 ms	7068 KB	Output is correct
27	Correct	13 ms	7068 KB	Output is correct
28	Correct	13 ms	7068 KB	Output is correct
29	Correct	13 ms	7068 KB	Output is correct
30	Correct	13 ms	7068 KB	Output is correct
31	Correct	16 ms	7068 KB	Output is correct
32	Correct	13 ms	7068 KB	Output is correct
33	Correct	13 ms	7068 KB	Output is correct
34	Correct	13 ms	7068 KB	Output is correct
35	Correct	13 ms	7068 KB	Output is correct
36	Correct	13 ms	7068 KB	Output is correct

Subtask #4
0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	7068 KB	Output is correct
2	Correct	0 ms	7068 KB	Output is correct
3	Correct	0 ms	7068 KB	Output is correct
4	Correct	0 ms	7068 KB	Output is correct
5	Correct	0 ms	7068 KB	Output is correct
6	Correct	0 ms	7068 KB	Output is correct
7	Correct	0 ms	7068 KB	Output is correct
8	Correct	0 ms	7068 KB	Output is correct
9	Correct	0 ms	7068 KB	Output is correct
10	Correct	0 ms	7068 KB	Output is correct
11	Correct	0 ms	7068 KB	Output is correct
12	Correct	0 ms	7068 KB	Output is correct
13	Correct	0 ms	7068 KB	Output is correct
14	Correct	0 ms	7068 KB	Output is correct
15	Correct	0 ms	7068 KB	Output is correct
16	Correct	0 ms	7068 KB	Output is correct
17	Correct	0 ms	7068 KB	Output is correct
18	Correct	0 ms	7068 KB	Output is correct
19	Correct	0 ms	7068 KB	Output is correct
20	Correct	0 ms	7068 KB	Output is correct
21	Correct	6 ms	7068 KB	Output is correct
22	Correct	13 ms	7068 KB	Output is correct
23	Correct	3 ms	7068 KB	Output is correct
24	Correct	13 ms	7068 KB	Output is correct
25	Correct	13 ms	7068 KB	Output is correct
26	Correct	13 ms	7068 KB	Output is correct
27	Correct	13 ms	7068 KB	Output is correct
28	Correct	13 ms	7068 KB	Output is correct
29	Correct	13 ms	7068 KB	Output is correct
30	Correct	13 ms	7068 KB	Output is correct
31	Correct	16 ms	7068 KB	Output is correct
32	Correct	13 ms	7068 KB	Output is correct
33	Correct	13 ms	7068 KB	Output is correct
34	Correct	13 ms	7068 KB	Output is correct
35	Correct	13 ms	7068 KB	Output is correct
36	Correct	13 ms	7068 KB	Output is correct
37	Correct	56 ms	7208 KB	Output is correct
38	Correct	56 ms	7208 KB	Output is correct
39	Incorrect	0 ms	7068 KB	Output isn't correct
40	Halted	0 ms	0 KB	-

Subtask #5
0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	7068 KB	Output is correct
2	Correct	0 ms	7068 KB	Output is correct
3	Correct	0 ms	7068 KB	Output is correct
4	Correct	0 ms	7068 KB	Output is correct
5	Correct	0 ms	7068 KB	Output is correct
6	Correct	0 ms	7068 KB	Output is correct
7	Correct	0 ms	7068 KB	Output is correct
8	Correct	0 ms	7068 KB	Output is correct
9	Correct	0 ms	7068 KB	Output is correct
10	Correct	0 ms	7068 KB	Output is correct
11	Correct	0 ms	7068 KB	Output is correct
12	Correct	0 ms	7068 KB	Output is correct
13	Correct	0 ms	7068 KB	Output is correct
14	Correct	0 ms	7068 KB	Output is correct
15	Correct	0 ms	7068 KB	Output is correct
16	Correct	0 ms	7068 KB	Output is correct
17	Correct	0 ms	7068 KB	Output is correct
18	Correct	0 ms	7068 KB	Output is correct
19	Correct	0 ms	7068 KB	Output is correct
20	Correct	0 ms	7068 KB	Output is correct
21	Correct	6 ms	7068 KB	Output is correct
22	Correct	13 ms	7068 KB	Output is correct
23	Correct	3 ms	7068 KB	Output is correct
24	Correct	13 ms	7068 KB	Output is correct
25	Correct	13 ms	7068 KB	Output is correct
26	Correct	13 ms	7068 KB	Output is correct
27	Correct	13 ms	7068 KB	Output is correct
28	Correct	13 ms	7068 KB	Output is correct
29	Correct	13 ms	7068 KB	Output is correct
30	Correct	13 ms	7068 KB	Output is correct
31	Correct	16 ms	7068 KB	Output is correct
32	Correct	13 ms	7068 KB	Output is correct
33	Correct	13 ms	7068 KB	Output is correct
34	Correct	13 ms	7068 KB	Output is correct
35	Correct	13 ms	7068 KB	Output is correct
36	Correct	13 ms	7068 KB	Output is correct
37	Correct	56 ms	7208 KB	Output is correct
38	Correct	56 ms	7208 KB	Output is correct
39	Incorrect	0 ms	7068 KB	Output isn't correct
40	Halted	0 ms	0 KB	-

Subtask #6
0 / 35.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	7068 KB	Output is correct
2	Correct	0 ms	7068 KB	Output is correct
3	Correct	0 ms	7068 KB	Output is correct
4	Correct	0 ms	7068 KB	Output is correct
5	Correct	0 ms	7068 KB	Output is correct
6	Correct	0 ms	7068 KB	Output is correct
7	Correct	0 ms	7068 KB	Output is correct
8	Correct	0 ms	7068 KB	Output is correct
9	Correct	0 ms	7068 KB	Output is correct
10	Correct	0 ms	7068 KB	Output is correct
11	Correct	0 ms	7068 KB	Output is correct
12	Correct	0 ms	7068 KB	Output is correct
13	Correct	0 ms	7068 KB	Output is correct
14	Correct	0 ms	7068 KB	Output is correct
15	Correct	0 ms	7068 KB	Output is correct
16	Correct	0 ms	7068 KB	Output is correct
17	Correct	0 ms	7068 KB	Output is correct
18	Correct	0 ms	7068 KB	Output is correct
19	Correct	0 ms	7068 KB	Output is correct
20	Correct	0 ms	7068 KB	Output is correct
21	Correct	6 ms	7068 KB	Output is correct
22	Correct	13 ms	7068 KB	Output is correct
23	Correct	3 ms	7068 KB	Output is correct
24	Correct	13 ms	7068 KB	Output is correct
25	Correct	13 ms	7068 KB	Output is correct
26	Correct	13 ms	7068 KB	Output is correct
27	Correct	13 ms	7068 KB	Output is correct
28	Correct	13 ms	7068 KB	Output is correct
29	Correct	13 ms	7068 KB	Output is correct
30	Correct	13 ms	7068 KB	Output is correct
31	Correct	16 ms	7068 KB	Output is correct
32	Correct	13 ms	7068 KB	Output is correct
33	Correct	13 ms	7068 KB	Output is correct
34	Correct	13 ms	7068 KB	Output is correct
35	Correct	13 ms	7068 KB	Output is correct
36	Correct	13 ms	7068 KB	Output is correct
37	Correct	56 ms	7208 KB	Output is correct
38	Correct	56 ms	7208 KB	Output is correct
39	Incorrect	0 ms	7068 KB	Output isn't correct
40	Halted	0 ms	0 KB	-

답안 #38797

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