답안 #38788 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
38788	2018-01-06T14:50:51 Z	DenXman111	Bootfall (IZhO17_bootfall)	C++11	13 / 100	3 ms	7232 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>

#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);
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    srand(time(0));
    int n, i, j, sum = 0, x = 0;
    cin >> n;
    dp[0] = 1;
    for (i = 1; i <= n; i++){
        cin >> a[i];
        for (j = sum; j >= 0; j--) (dp[j + a[i]] += dp[j]) %= MOD;
        sum += a[i];
    }
    if (sum % 2 == 1 || dp[sum / 2] == 0) return cout << 0 << endl, 0;
    for (j = 0; j <= sum; j++) d[j] = dp[j];

    for (i = 1; i <= n; i++){
        for (j = 0; j <= sum; j++) {
            (d[j + a[i]] -= d[j] - MOD) %= MOD;
            x = abs(sum - j - a[i] - j);
            if (d[j] != 0 && ans[x] == i - 1) ans[x] = i;
            d[j] = dp[j];
        }
    }
    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:63:19: 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	7232 KB	Output is correct
2	Correct	7232 KB	Output is correct
3	Correct	7232 KB	Output is correct
4	Correct	7232 KB	Output is correct
5	Correct	7232 KB	Output is correct
6	Correct	7232 KB	Output is correct
7	Correct	7232 KB	Output is correct
8	Correct	7232 KB	Output is correct
9	Correct	7232 KB	Output is correct

Subtask #2
7.0 / 7.0

#	결과	메모리	Grader output
1	Correct	7232 KB	Output is correct
2	Correct	7232 KB	Output is correct
3	Correct	7232 KB	Output is correct
4	Correct	7232 KB	Output is correct
5	Correct	7232 KB	Output is correct
6	Correct	7232 KB	Output is correct
7	Correct	7232 KB	Output is correct
8	Correct	7232 KB	Output is correct
9	Correct	7232 KB	Output is correct
10	Correct	7232 KB	Output is correct
11	Correct	7232 KB	Output is correct
12	Correct	7232 KB	Output is correct
13	Correct	7232 KB	Output is correct
14	Correct	7232 KB	Output is correct
15	Correct	7232 KB	Output is correct
16	Correct	7232 KB	Output is correct
17	Correct	7232 KB	Output is correct
18	Correct	7232 KB	Output is correct
19	Correct	7232 KB	Output is correct
20	Correct	7232 KB	Output is correct

Subtask #3
0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	7232 KB	Output is correct
2	Correct	0 ms	7232 KB	Output is correct
3	Correct	0 ms	7232 KB	Output is correct
4	Correct	0 ms	7232 KB	Output is correct
5	Correct	0 ms	7232 KB	Output is correct
6	Correct	0 ms	7232 KB	Output is correct
7	Correct	0 ms	7232 KB	Output is correct
8	Correct	0 ms	7232 KB	Output is correct
9	Correct	0 ms	7232 KB	Output is correct
10	Correct	0 ms	7232 KB	Output is correct
11	Correct	0 ms	7232 KB	Output is correct
12	Correct	0 ms	7232 KB	Output is correct
13	Correct	0 ms	7232 KB	Output is correct
14	Correct	0 ms	7232 KB	Output is correct
15	Correct	0 ms	7232 KB	Output is correct
16	Correct	0 ms	7232 KB	Output is correct
17	Correct	0 ms	7232 KB	Output is correct
18	Correct	0 ms	7232 KB	Output is correct
19	Correct	0 ms	7232 KB	Output is correct
20	Correct	0 ms	7232 KB	Output is correct
21	Correct	0 ms	7232 KB	Output is correct
22	Correct	0 ms	7232 KB	Output is correct
23	Correct	0 ms	7232 KB	Output is correct
24	Runtime error	3 ms	7232 KB	Execution killed because of forbidden syscall writev (20)
25	Halted	0 ms	0 KB	-

Subtask #4
0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	7232 KB	Output is correct
2	Correct	0 ms	7232 KB	Output is correct
3	Correct	0 ms	7232 KB	Output is correct
4	Correct	0 ms	7232 KB	Output is correct
5	Correct	0 ms	7232 KB	Output is correct
6	Correct	0 ms	7232 KB	Output is correct
7	Correct	0 ms	7232 KB	Output is correct
8	Correct	0 ms	7232 KB	Output is correct
9	Correct	0 ms	7232 KB	Output is correct
10	Correct	0 ms	7232 KB	Output is correct
11	Correct	0 ms	7232 KB	Output is correct
12	Correct	0 ms	7232 KB	Output is correct
13	Correct	0 ms	7232 KB	Output is correct
14	Correct	0 ms	7232 KB	Output is correct
15	Correct	0 ms	7232 KB	Output is correct
16	Correct	0 ms	7232 KB	Output is correct
17	Correct	0 ms	7232 KB	Output is correct
18	Correct	0 ms	7232 KB	Output is correct
19	Correct	0 ms	7232 KB	Output is correct
20	Correct	0 ms	7232 KB	Output is correct
21	Correct	0 ms	7232 KB	Output is correct
22	Correct	0 ms	7232 KB	Output is correct
23	Correct	0 ms	7232 KB	Output is correct
24	Runtime error	3 ms	7232 KB	Execution killed because of forbidden syscall writev (20)
25	Halted	0 ms	0 KB	-

Subtask #5
0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	7232 KB	Output is correct
2	Correct	0 ms	7232 KB	Output is correct
3	Correct	0 ms	7232 KB	Output is correct
4	Correct	0 ms	7232 KB	Output is correct
5	Correct	0 ms	7232 KB	Output is correct
6	Correct	0 ms	7232 KB	Output is correct
7	Correct	0 ms	7232 KB	Output is correct
8	Correct	0 ms	7232 KB	Output is correct
9	Correct	0 ms	7232 KB	Output is correct
10	Correct	0 ms	7232 KB	Output is correct
11	Correct	0 ms	7232 KB	Output is correct
12	Correct	0 ms	7232 KB	Output is correct
13	Correct	0 ms	7232 KB	Output is correct
14	Correct	0 ms	7232 KB	Output is correct
15	Correct	0 ms	7232 KB	Output is correct
16	Correct	0 ms	7232 KB	Output is correct
17	Correct	0 ms	7232 KB	Output is correct
18	Correct	0 ms	7232 KB	Output is correct
19	Correct	0 ms	7232 KB	Output is correct
20	Correct	0 ms	7232 KB	Output is correct
21	Correct	0 ms	7232 KB	Output is correct
22	Correct	0 ms	7232 KB	Output is correct
23	Correct	0 ms	7232 KB	Output is correct
24	Runtime error	3 ms	7232 KB	Execution killed because of forbidden syscall writev (20)
25	Halted	0 ms	0 KB	-

Subtask #6
0 / 35.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	7232 KB	Output is correct
2	Correct	0 ms	7232 KB	Output is correct
3	Correct	0 ms	7232 KB	Output is correct
4	Correct	0 ms	7232 KB	Output is correct
5	Correct	0 ms	7232 KB	Output is correct
6	Correct	0 ms	7232 KB	Output is correct
7	Correct	0 ms	7232 KB	Output is correct
8	Correct	0 ms	7232 KB	Output is correct
9	Correct	0 ms	7232 KB	Output is correct
10	Correct	0 ms	7232 KB	Output is correct
11	Correct	0 ms	7232 KB	Output is correct
12	Correct	0 ms	7232 KB	Output is correct
13	Correct	0 ms	7232 KB	Output is correct
14	Correct	0 ms	7232 KB	Output is correct
15	Correct	0 ms	7232 KB	Output is correct
16	Correct	0 ms	7232 KB	Output is correct
17	Correct	0 ms	7232 KB	Output is correct
18	Correct	0 ms	7232 KB	Output is correct
19	Correct	0 ms	7232 KB	Output is correct
20	Correct	0 ms	7232 KB	Output is correct
21	Correct	0 ms	7232 KB	Output is correct
22	Correct	0 ms	7232 KB	Output is correct
23	Correct	0 ms	7232 KB	Output is correct
24	Runtime error	3 ms	7232 KB	Execution killed because of forbidden syscall writev (20)
25	Halted	0 ms	0 KB	-

답안 #38788

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