답안 #36951 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
36951	2017-12-19T14:43:44 Z	nickyrio	Bootfall (IZhO17_bootfall)	C++14	28 / 100	1000 ms	23024 KB

bootfall

#include <bits/stdc++.h>
#define FOR(i, a, b) for (int i = a; i<= b; ++i)
#define FORD(i, a, b) for (int i = a; i>=b; --i)
#define REP(i, a) for (int i = 0; i<a; ++i)
#define N 555
#define pp pair<int, int>
#define bit(S, i) (((S) >> i) & 1)
#define IO cin.tie(NULL);cout.tie(NULL);
#define taskname "BOOTFALL"
using namespace std;

int n, a[N];
vector<int> res;
bitset<N * N> dp[N];
int main() {
 //   freopen(taskname".inp","r",stdin);
 //   freopen(taskname".out","w",stdout);
    IO;
    scanf("%d", &n);
    int all = 0;
    FOR(i, 1, n) scanf("%d", &a[i]);
    FOR(i, 1, n) all += a[i];
    FOR(banned, 0, n) {
        dp[banned].set(0);
        int total = 0;
        FOR(i, 1, n) if (i != banned) {
            total += a[i];
            FORD(S, total, a[i]) {
                if (dp[banned][S - a[i]]) {
                    dp[banned].set(S);
                }
            }
        }
       // FOR(S, 0, all) if (dp[banned][S]) cerr << S << ' '; cerr << endl;
    }
    FOR(value, 1, all) {
        bool ok = true;
        if (all % 2 != 0 || dp[0][all / 2] == false) continue;
        FOR(i, 1, n) {
            if ((all + value - a[i]) % 2 == 1 || all - a[i] < value) {
                ok = false; break; 
            }
            else {
                int newMid = (all - a[i] + value) / 2;
                if (dp[i][newMid - value] == false) {
                    ok = false; break;
                }
            }
        }
        if (ok) res.push_back(value);
    }
    printf("%d\n", res.size());
    for (int value : res) printf("%d ", value);
}

Compilation message

bootfall.cpp: In function 'int main()':
bootfall.cpp:52:30: warning: format '%d' expects argument of type 'int', but argument 2 has type 'std::vector<int>::size_type {aka long unsigned int}' [-Wformat=]
     printf("%d\n", res.size());
                              ^
bootfall.cpp:19:20: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &n);
                    ^
bootfall.cpp:21:36: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     FOR(i, 1, n) scanf("%d", &a[i]);
                                    ^

Subtask #1
6.0 / 6.0

#	결과	메모리	Grader output
1	Correct	22884 KB	Output is correct
2	Correct	22884 KB	Output is correct
3	Correct	22884 KB	Output is correct
4	Correct	22884 KB	Output is correct
5	Correct	22884 KB	Output is correct
6	Correct	22884 KB	Output is correct
7	Correct	22884 KB	Output is correct
8	Correct	22884 KB	Output is correct
9	Correct	22884 KB	Output is correct

Subtask #2
7.0 / 7.0

#	결과	메모리	Grader output
1	Correct	22884 KB	Output is correct
2	Correct	22884 KB	Output is correct
3	Correct	22884 KB	Output is correct
4	Correct	22884 KB	Output is correct
5	Correct	22884 KB	Output is correct
6	Correct	22884 KB	Output is correct
7	Correct	22884 KB	Output is correct
8	Correct	22884 KB	Output is correct
9	Correct	22884 KB	Output is correct
10	Correct	22884 KB	Output is correct
11	Correct	22884 KB	Output is correct
12	Correct	22884 KB	Output is correct
13	Correct	22884 KB	Output is correct
14	Correct	22884 KB	Output is correct
15	Correct	22884 KB	Output is correct
16	Correct	22884 KB	Output is correct
17	Correct	22884 KB	Output is correct
18	Correct	22884 KB	Output is correct
19	Correct	22884 KB	Output is correct
20	Correct	22884 KB	Output is correct

Subtask #3
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	22884 KB	Output is correct
2	Correct	0 ms	22884 KB	Output is correct
3	Correct	0 ms	22884 KB	Output is correct
4	Correct	0 ms	22884 KB	Output is correct
5	Correct	0 ms	22884 KB	Output is correct
6	Correct	0 ms	22884 KB	Output is correct
7	Correct	0 ms	22884 KB	Output is correct
8	Correct	0 ms	22884 KB	Output is correct
9	Correct	0 ms	22884 KB	Output is correct
10	Correct	0 ms	22884 KB	Output is correct
11	Correct	0 ms	22884 KB	Output is correct
12	Correct	0 ms	22884 KB	Output is correct
13	Correct	0 ms	22884 KB	Output is correct
14	Correct	0 ms	22884 KB	Output is correct
15	Correct	0 ms	22884 KB	Output is correct
16	Correct	0 ms	22884 KB	Output is correct
17	Correct	0 ms	22884 KB	Output is correct
18	Correct	0 ms	22884 KB	Output is correct
19	Correct	0 ms	22884 KB	Output is correct
20	Correct	0 ms	22884 KB	Output is correct
21	Correct	19 ms	22884 KB	Output is correct
22	Correct	33 ms	22884 KB	Output is correct
23	Correct	9 ms	22884 KB	Output is correct
24	Correct	89 ms	22884 KB	Output is correct
25	Correct	133 ms	22884 KB	Output is correct
26	Correct	126 ms	22884 KB	Output is correct
27	Correct	106 ms	22884 KB	Output is correct
28	Correct	103 ms	22884 KB	Output is correct
29	Correct	123 ms	22884 KB	Output is correct
30	Correct	76 ms	22884 KB	Output is correct
31	Correct	116 ms	22884 KB	Output is correct
32	Correct	69 ms	22884 KB	Output is correct
33	Correct	89 ms	22884 KB	Output is correct
34	Correct	89 ms	22884 KB	Output is correct
35	Correct	106 ms	22884 KB	Output is correct
36	Correct	73 ms	22884 KB	Output is correct

Subtask #4
0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	22884 KB	Output is correct
2	Correct	0 ms	22884 KB	Output is correct
3	Correct	0 ms	22884 KB	Output is correct
4	Correct	0 ms	22884 KB	Output is correct
5	Correct	0 ms	22884 KB	Output is correct
6	Correct	0 ms	22884 KB	Output is correct
7	Correct	0 ms	22884 KB	Output is correct
8	Correct	0 ms	22884 KB	Output is correct
9	Correct	0 ms	22884 KB	Output is correct
10	Correct	0 ms	22884 KB	Output is correct
11	Correct	0 ms	22884 KB	Output is correct
12	Correct	0 ms	22884 KB	Output is correct
13	Correct	0 ms	22884 KB	Output is correct
14	Correct	0 ms	22884 KB	Output is correct
15	Correct	0 ms	22884 KB	Output is correct
16	Correct	0 ms	22884 KB	Output is correct
17	Correct	0 ms	22884 KB	Output is correct
18	Correct	0 ms	22884 KB	Output is correct
19	Correct	0 ms	22884 KB	Output is correct
20	Correct	0 ms	22884 KB	Output is correct
21	Correct	19 ms	22884 KB	Output is correct
22	Correct	33 ms	22884 KB	Output is correct
23	Correct	9 ms	22884 KB	Output is correct
24	Correct	89 ms	22884 KB	Output is correct
25	Correct	133 ms	22884 KB	Output is correct
26	Correct	126 ms	22884 KB	Output is correct
27	Correct	106 ms	22884 KB	Output is correct
28	Correct	103 ms	22884 KB	Output is correct
29	Correct	123 ms	22884 KB	Output is correct
30	Correct	76 ms	22884 KB	Output is correct
31	Correct	116 ms	22884 KB	Output is correct
32	Correct	69 ms	22884 KB	Output is correct
33	Correct	89 ms	22884 KB	Output is correct
34	Correct	89 ms	22884 KB	Output is correct
35	Correct	106 ms	22884 KB	Output is correct
36	Correct	73 ms	22884 KB	Output is correct
37	Execution timed out	1000 ms	23024 KB	Execution timed out
38	Halted	0 ms	0 KB	-

Subtask #5
0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	22884 KB	Output is correct
2	Correct	0 ms	22884 KB	Output is correct
3	Correct	0 ms	22884 KB	Output is correct
4	Correct	0 ms	22884 KB	Output is correct
5	Correct	0 ms	22884 KB	Output is correct
6	Correct	0 ms	22884 KB	Output is correct
7	Correct	0 ms	22884 KB	Output is correct
8	Correct	0 ms	22884 KB	Output is correct
9	Correct	0 ms	22884 KB	Output is correct
10	Correct	0 ms	22884 KB	Output is correct
11	Correct	0 ms	22884 KB	Output is correct
12	Correct	0 ms	22884 KB	Output is correct
13	Correct	0 ms	22884 KB	Output is correct
14	Correct	0 ms	22884 KB	Output is correct
15	Correct	0 ms	22884 KB	Output is correct
16	Correct	0 ms	22884 KB	Output is correct
17	Correct	0 ms	22884 KB	Output is correct
18	Correct	0 ms	22884 KB	Output is correct
19	Correct	0 ms	22884 KB	Output is correct
20	Correct	0 ms	22884 KB	Output is correct
21	Correct	19 ms	22884 KB	Output is correct
22	Correct	33 ms	22884 KB	Output is correct
23	Correct	9 ms	22884 KB	Output is correct
24	Correct	89 ms	22884 KB	Output is correct
25	Correct	133 ms	22884 KB	Output is correct
26	Correct	126 ms	22884 KB	Output is correct
27	Correct	106 ms	22884 KB	Output is correct
28	Correct	103 ms	22884 KB	Output is correct
29	Correct	123 ms	22884 KB	Output is correct
30	Correct	76 ms	22884 KB	Output is correct
31	Correct	116 ms	22884 KB	Output is correct
32	Correct	69 ms	22884 KB	Output is correct
33	Correct	89 ms	22884 KB	Output is correct
34	Correct	89 ms	22884 KB	Output is correct
35	Correct	106 ms	22884 KB	Output is correct
36	Correct	73 ms	22884 KB	Output is correct
37	Execution timed out	1000 ms	23024 KB	Execution timed out
38	Halted	0 ms	0 KB	-

Subtask #6
0 / 35.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	22884 KB	Output is correct
2	Correct	0 ms	22884 KB	Output is correct
3	Correct	0 ms	22884 KB	Output is correct
4	Correct	0 ms	22884 KB	Output is correct
5	Correct	0 ms	22884 KB	Output is correct
6	Correct	0 ms	22884 KB	Output is correct
7	Correct	0 ms	22884 KB	Output is correct
8	Correct	0 ms	22884 KB	Output is correct
9	Correct	0 ms	22884 KB	Output is correct
10	Correct	0 ms	22884 KB	Output is correct
11	Correct	0 ms	22884 KB	Output is correct
12	Correct	0 ms	22884 KB	Output is correct
13	Correct	0 ms	22884 KB	Output is correct
14	Correct	0 ms	22884 KB	Output is correct
15	Correct	0 ms	22884 KB	Output is correct
16	Correct	0 ms	22884 KB	Output is correct
17	Correct	0 ms	22884 KB	Output is correct
18	Correct	0 ms	22884 KB	Output is correct
19	Correct	0 ms	22884 KB	Output is correct
20	Correct	0 ms	22884 KB	Output is correct
21	Correct	19 ms	22884 KB	Output is correct
22	Correct	33 ms	22884 KB	Output is correct
23	Correct	9 ms	22884 KB	Output is correct
24	Correct	89 ms	22884 KB	Output is correct
25	Correct	133 ms	22884 KB	Output is correct
26	Correct	126 ms	22884 KB	Output is correct
27	Correct	106 ms	22884 KB	Output is correct
28	Correct	103 ms	22884 KB	Output is correct
29	Correct	123 ms	22884 KB	Output is correct
30	Correct	76 ms	22884 KB	Output is correct
31	Correct	116 ms	22884 KB	Output is correct
32	Correct	69 ms	22884 KB	Output is correct
33	Correct	89 ms	22884 KB	Output is correct
34	Correct	89 ms	22884 KB	Output is correct
35	Correct	106 ms	22884 KB	Output is correct
36	Correct	73 ms	22884 KB	Output is correct
37	Execution timed out	1000 ms	23024 KB	Execution timed out
38	Halted	0 ms	0 KB	-

답안 #36951

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