oj.uz

Submission #36951

# Submission time Handle Problem Language Result Execution time Memory
36951 2017-12-19T14:43:44 Z nickyrio Bootfall (IZhO17_bootfall) C++14
28 / 100
 1000 ms 23024 KB 
#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

# Verdict Execution time Memory 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

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory 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

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory 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

# Verdict Execution time Memory 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

# Verdict Execution time Memory 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

# Verdict Execution time Memory 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 -