oj.uz

Submission #36173

# Submission time Handle Problem Language Result Execution time Memory
36173 2017-12-06T06:20:46 Z ToMoClone Bootfall (IZhO17_bootfall) C++14
44 / 100
 1000 ms 6524 KB 
/*input
4
1 3 1 5
*/
#include <stdio.h>
#include <vector>
using namespace std;

const int N = 501;
int check[N * N], cnt[1000001], Lol[501], a[N], n, sum;

int main(){
	scanf("%d", &n);

	check[0] = 1;
	for(int i = 1; i <= n; ++i){
		scanf("%d", &a[i]), sum += a[i];
		for(int j = sum; j >= a[i]; --j)
			check[j] += check[j - a[i]];

		if(cnt[a[i]] == 1) Lol[i] = 1;
			else ++cnt[a[i]];
	}
	if((sum & 1) || check[sum >> 1] == 0) return puts("0"), 0;

	vector<int> ans;
	for(int i = 1; i <= sum; ++i){
		int Sum = sum + i, ok = 1;
		for(int j = 1; j <= n; ++j){
			if(Lol[j]) continue;

			if(ok == 0 || ((Sum - a[j]) & 1) || (((Sum - a[j]) >> 1) < i)) {
				ok = 0; break; 
			}

			int A = 0, sign = 1;
			for(int k = ((Sum - a[j]) >> 1) - i; k >= 0; k -= a[j])
				if(sign) A += check[k], sign ^= 1;
					else A -= check[k], sign ^= 1;
			if(A == 0) ok = 0;
		}
		if(ok) ans.push_back(i);
	}

	printf("%d\n", (int)ans.size());
	if(ans.size()) for(int i = 0; i < (int)ans.size(); ++i) printf("%d ", ans[i]);
	printf("\n");
}

Compilation message

bootfall.cpp: In function 'int main()':
bootfall.cpp:13:17: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &n);
                 ^
bootfall.cpp:17:34: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &a[i]), sum += a[i];
                                  ^

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 6056 KB Output is correct
2 Correct 0 ms 6056 KB Output is correct
3 Correct 0 ms 6056 KB Output is correct
4 Correct 0 ms 6056 KB Output is correct
5 Correct 0 ms 6056 KB Output is correct
6 Correct 0 ms 6056 KB Output is correct
7 Correct 0 ms 6056 KB Output is correct
8 Correct 0 ms 6056 KB Output is correct
9 Correct 0 ms 6056 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 6056 KB Output is correct
2 Correct 0 ms 6056 KB Output is correct
3 Correct 0 ms 6056 KB Output is correct
4 Correct 0 ms 6056 KB Output is correct
5 Correct 0 ms 6056 KB Output is correct
6 Correct 0 ms 6056 KB Output is correct
7 Correct 0 ms 6056 KB Output is correct
8 Correct 0 ms 6056 KB Output is correct
9 Correct 0 ms 6056 KB Output is correct
10 Correct 0 ms 6056 KB Output is correct
11 Correct 0 ms 6056 KB Output is correct
12 Correct 0 ms 6056 KB Output is correct
13 Correct 0 ms 6056 KB Output is correct
14 Correct 0 ms 6056 KB Output is correct
15 Correct 0 ms 6056 KB Output is correct
16 Correct 0 ms 6056 KB Output is correct
17 Correct 0 ms 6056 KB Output is correct
18 Correct 0 ms 6056 KB Output is correct
19 Correct 0 ms 6056 KB Output is correct
20 Correct 0 ms 6056 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 6056 KB Output is correct
2 Correct 0 ms 6056 KB Output is correct
3 Correct 0 ms 6056 KB Output is correct
4 Correct 0 ms 6056 KB Output is correct
5 Correct 0 ms 6056 KB Output is correct
6 Correct 0 ms 6056 KB Output is correct
7 Correct 0 ms 6056 KB Output is correct
8 Correct 0 ms 6056 KB Output is correct
9 Correct 0 ms 6056 KB Output is correct
10 Correct 0 ms 6056 KB Output is correct
11 Correct 0 ms 6056 KB Output is correct
12 Correct 0 ms 6056 KB Output is correct
13 Correct 0 ms 6056 KB Output is correct
14 Correct 0 ms 6056 KB Output is correct
15 Correct 0 ms 6056 KB Output is correct
16 Correct 0 ms 6056 KB Output is correct
17 Correct 0 ms 6056 KB Output is correct
18 Correct 0 ms 6056 KB Output is correct
19 Correct 0 ms 6056 KB Output is correct
20 Correct 0 ms 6056 KB Output is correct
21 Correct 3 ms 6056 KB Output is correct
22 Correct 6 ms 6056 KB Output is correct
23 Correct 0 ms 6056 KB Output is correct
24 Correct 6 ms 6056 KB Output is correct
25 Correct 0 ms 6056 KB Output is correct
26 Correct 3 ms 6056 KB Output is correct
27 Correct 0 ms 6056 KB Output is correct
28 Correct 0 ms 6056 KB Output is correct
29 Correct 0 ms 6056 KB Output is correct
30 Correct 0 ms 6056 KB Output is correct
31 Correct 3 ms 6056 KB Output is correct
32 Correct 9 ms 6056 KB Output is correct
33 Correct 0 ms 6056 KB Output is correct
34 Correct 0 ms 6056 KB Output is correct
35 Correct 0 ms 6056 KB Output is correct
36 Correct 9 ms 6056 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 6056 KB Output is correct
2 Correct 0 ms 6056 KB Output is correct
3 Correct 0 ms 6056 KB Output is correct
4 Correct 0 ms 6056 KB Output is correct
5 Correct 0 ms 6056 KB Output is correct
6 Correct 0 ms 6056 KB Output is correct
7 Correct 0 ms 6056 KB Output is correct
8 Correct 0 ms 6056 KB Output is correct
9 Correct 0 ms 6056 KB Output is correct
10 Correct 0 ms 6056 KB Output is correct
11 Correct 0 ms 6056 KB Output is correct
12 Correct 0 ms 6056 KB Output is correct
13 Correct 0 ms 6056 KB Output is correct
14 Correct 0 ms 6056 KB Output is correct
15 Correct 0 ms 6056 KB Output is correct
16 Correct 0 ms 6056 KB Output is correct
17 Correct 0 ms 6056 KB Output is correct
18 Correct 0 ms 6056 KB Output is correct
19 Correct 0 ms 6056 KB Output is correct
20 Correct 0 ms 6056 KB Output is correct
21 Correct 3 ms 6056 KB Output is correct
22 Correct 6 ms 6056 KB Output is correct
23 Correct 0 ms 6056 KB Output is correct
24 Correct 6 ms 6056 KB Output is correct
25 Correct 0 ms 6056 KB Output is correct
26 Correct 3 ms 6056 KB Output is correct
27 Correct 0 ms 6056 KB Output is correct
28 Correct 0 ms 6056 KB Output is correct
29 Correct 0 ms 6056 KB Output is correct
30 Correct 0 ms 6056 KB Output is correct
31 Correct 3 ms 6056 KB Output is correct
32 Correct 9 ms 6056 KB Output is correct
33 Correct 0 ms 6056 KB Output is correct
34 Correct 0 ms 6056 KB Output is correct
35 Correct 0 ms 6056 KB Output is correct
36 Correct 9 ms 6056 KB Output is correct
37 Correct 39 ms 6196 KB Output is correct
38 Correct 39 ms 6196 KB Output is correct
39 Correct 19 ms 6056 KB Output is correct
40 Correct 456 ms 6196 KB Output is correct
41 Correct 23 ms 6056 KB Output is correct
42 Correct 276 ms 6196 KB Output is correct
43 Correct 76 ms 6328 KB Output is correct
44 Correct 79 ms 6328 KB Output is correct
45 Correct 83 ms 6328 KB Output is correct
46 Correct 9 ms 6056 KB Output is correct
47 Correct 413 ms 6196 KB Output is correct
48 Correct 33 ms 6328 KB Output is correct
49 Correct 19 ms 6196 KB Output is correct
50 Correct 533 ms 6196 KB Output is correct
51 Correct 3 ms 6056 KB Output is correct
52 Correct 63 ms 6328 KB Output is correct

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 6056 KB Output is correct
2 Correct 0 ms 6056 KB Output is correct
3 Correct 0 ms 6056 KB Output is correct
4 Correct 0 ms 6056 KB Output is correct
5 Correct 0 ms 6056 KB Output is correct
6 Correct 0 ms 6056 KB Output is correct
7 Correct 0 ms 6056 KB Output is correct
8 Correct 0 ms 6056 KB Output is correct
9 Correct 0 ms 6056 KB Output is correct
10 Correct 0 ms 6056 KB Output is correct
11 Correct 0 ms 6056 KB Output is correct
12 Correct 0 ms 6056 KB Output is correct
13 Correct 0 ms 6056 KB Output is correct
14 Correct 0 ms 6056 KB Output is correct
15 Correct 0 ms 6056 KB Output is correct
16 Correct 0 ms 6056 KB Output is correct
17 Correct 0 ms 6056 KB Output is correct
18 Correct 0 ms 6056 KB Output is correct
19 Correct 0 ms 6056 KB Output is correct
20 Correct 0 ms 6056 KB Output is correct
21 Correct 3 ms 6056 KB Output is correct
22 Correct 6 ms 6056 KB Output is correct
23 Correct 0 ms 6056 KB Output is correct
24 Correct 6 ms 6056 KB Output is correct
25 Correct 0 ms 6056 KB Output is correct
26 Correct 3 ms 6056 KB Output is correct
27 Correct 0 ms 6056 KB Output is correct
28 Correct 0 ms 6056 KB Output is correct
29 Correct 0 ms 6056 KB Output is correct
30 Correct 0 ms 6056 KB Output is correct
31 Correct 3 ms 6056 KB Output is correct
32 Correct 9 ms 6056 KB Output is correct
33 Correct 0 ms 6056 KB Output is correct
34 Correct 0 ms 6056 KB Output is correct
35 Correct 0 ms 6056 KB Output is correct
36 Correct 9 ms 6056 KB Output is correct
37 Correct 39 ms 6196 KB Output is correct
38 Correct 39 ms 6196 KB Output is correct
39 Correct 19 ms 6056 KB Output is correct
40 Correct 456 ms 6196 KB Output is correct
41 Correct 23 ms 6056 KB Output is correct
42 Correct 276 ms 6196 KB Output is correct
43 Correct 76 ms 6328 KB Output is correct
44 Correct 79 ms 6328 KB Output is correct
45 Correct 83 ms 6328 KB Output is correct
46 Correct 9 ms 6056 KB Output is correct
47 Correct 413 ms 6196 KB Output is correct
48 Correct 33 ms 6328 KB Output is correct
49 Correct 19 ms 6196 KB Output is correct
50 Correct 533 ms 6196 KB Output is correct
51 Correct 3 ms 6056 KB Output is correct
52 Correct 63 ms 6328 KB Output is correct
53 Correct 319 ms 6328 KB Output is correct
54 Correct 459 ms 6328 KB Output is correct
55 Correct 133 ms 6524 KB Output is correct
56 Correct 459 ms 6328 KB Output is correct
57 Correct 156 ms 6524 KB Output is correct
58 Execution timed out 1000 ms 6328 KB Execution timed out
59 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 6056 KB Output is correct
2 Correct 0 ms 6056 KB Output is correct
3 Correct 0 ms 6056 KB Output is correct
4 Correct 0 ms 6056 KB Output is correct
5 Correct 0 ms 6056 KB Output is correct
6 Correct 0 ms 6056 KB Output is correct
7 Correct 0 ms 6056 KB Output is correct
8 Correct 0 ms 6056 KB Output is correct
9 Correct 0 ms 6056 KB Output is correct
10 Correct 0 ms 6056 KB Output is correct
11 Correct 0 ms 6056 KB Output is correct
12 Correct 0 ms 6056 KB Output is correct
13 Correct 0 ms 6056 KB Output is correct
14 Correct 0 ms 6056 KB Output is correct
15 Correct 0 ms 6056 KB Output is correct
16 Correct 0 ms 6056 KB Output is correct
17 Correct 0 ms 6056 KB Output is correct
18 Correct 0 ms 6056 KB Output is correct
19 Correct 0 ms 6056 KB Output is correct
20 Correct 0 ms 6056 KB Output is correct
21 Correct 3 ms 6056 KB Output is correct
22 Correct 6 ms 6056 KB Output is correct
23 Correct 0 ms 6056 KB Output is correct
24 Correct 6 ms 6056 KB Output is correct
25 Correct 0 ms 6056 KB Output is correct
26 Correct 3 ms 6056 KB Output is correct
27 Correct 0 ms 6056 KB Output is correct
28 Correct 0 ms 6056 KB Output is correct
29 Correct 0 ms 6056 KB Output is correct
30 Correct 0 ms 6056 KB Output is correct
31 Correct 3 ms 6056 KB Output is correct
32 Correct 9 ms 6056 KB Output is correct
33 Correct 0 ms 6056 KB Output is correct
34 Correct 0 ms 6056 KB Output is correct
35 Correct 0 ms 6056 KB Output is correct
36 Correct 9 ms 6056 KB Output is correct
37 Correct 39 ms 6196 KB Output is correct
38 Correct 39 ms 6196 KB Output is correct
39 Correct 19 ms 6056 KB Output is correct
40 Correct 456 ms 6196 KB Output is correct
41 Correct 23 ms 6056 KB Output is correct
42 Correct 276 ms 6196 KB Output is correct
43 Correct 76 ms 6328 KB Output is correct
44 Correct 79 ms 6328 KB Output is correct
45 Correct 83 ms 6328 KB Output is correct
46 Correct 9 ms 6056 KB Output is correct
47 Correct 413 ms 6196 KB Output is correct
48 Correct 33 ms 6328 KB Output is correct
49 Correct 19 ms 6196 KB Output is correct
50 Correct 533 ms 6196 KB Output is correct
51 Correct 3 ms 6056 KB Output is correct
52 Correct 63 ms 6328 KB Output is correct
53 Correct 319 ms 6328 KB Output is correct
54 Correct 459 ms 6328 KB Output is correct
55 Correct 133 ms 6524 KB Output is correct
56 Correct 459 ms 6328 KB Output is correct
57 Correct 156 ms 6524 KB Output is correct
58 Execution timed out 1000 ms 6328 KB Execution timed out
59 Halted 0 ms 0 KB -