oj.uz

Submission #169946

# Submission time Handle Problem Language Result Execution time Memory
169946 2019-12-23T10:57:55 Z Dovran Bootfall (IZhO17_bootfall) C++11
100 / 100
 435 ms 3568 KB 
#include <bits/stdc++.h>
#define N 1000009
#define pii pair <int, int>
#define ff first
#define ss second
#define pb push_back
#define ll long long

using namespace std;

int n, m, v[N], sum, vis[N], ism;
int an[N];
vector<int>ans;

int main(){
	scanf("%d", &n);
	for(int i=1; i<=n; i++)
		scanf("%d", &v[i]), sum+=v[i];
	
	vis[0] = 1;
	
	for(int i = 1; i <= n;i++)
		for(int j = sum; j >= 0; j--)
			vis[j+v[i]] += vis[j];
			
	if(sum%2==1 or vis[sum/2]==0)
		return cout<<0, 0;
	
	for(int i = 1; i <= n; i++){
		for(int j = v[i]; j <= sum;j++)
			vis[j] -= vis[j - v[i]];
		for(int j = 1; j < sum; j++){
			if(an[j]<i-1)
				continue;
			ism = sum - v[i] + j;
			if(ism % 2 == 0 and ism / 2 - j >= 0 and vis[ism / 2 - j])
				an[j]++;
		}
		for(int j = sum; j >= v[i]; j--)
			vis[j] += vis[j - v[i]];
	}
	for(int i = 1; i <= sum; i++)
		if(an[i] == n) ans.pb(i);
	printf("%d\n", ans.size());
	for(auto i : ans)
		printf("%d ", i);
}

Compilation message

bootfall.cpp: In function 'int main()':
bootfall.cpp:44:27: 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", ans.size());
                 ~~~~~~~~~~^
bootfall.cpp:16:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &n);
  ~~~~~^~~~~~~~~~
bootfall.cpp:18:21: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &v[i]), sum+=v[i];
   ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 3 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 3 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 400 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 3 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 400 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 3 ms 376 KB Output is correct
22 Correct 3 ms 376 KB Output is correct
23 Correct 3 ms 376 KB Output is correct
24 Correct 4 ms 376 KB Output is correct
25 Correct 5 ms 452 KB Output is correct
26 Correct 6 ms 380 KB Output is correct
27 Correct 5 ms 376 KB Output is correct
28 Correct 6 ms 504 KB Output is correct
29 Correct 6 ms 376 KB Output is correct
30 Correct 4 ms 376 KB Output is correct
31 Correct 5 ms 376 KB Output is correct
32 Correct 4 ms 376 KB Output is correct
33 Correct 5 ms 376 KB Output is correct
34 Correct 5 ms 376 KB Output is correct
35 Correct 5 ms 504 KB Output is correct
36 Correct 4 ms 376 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 3 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 400 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 3 ms 376 KB Output is correct
22 Correct 3 ms 376 KB Output is correct
23 Correct 3 ms 376 KB Output is correct
24 Correct 4 ms 376 KB Output is correct
25 Correct 5 ms 452 KB Output is correct
26 Correct 6 ms 380 KB Output is correct
27 Correct 5 ms 376 KB Output is correct
28 Correct 6 ms 504 KB Output is correct
29 Correct 6 ms 376 KB Output is correct
30 Correct 4 ms 376 KB Output is correct
31 Correct 5 ms 376 KB Output is correct
32 Correct 4 ms 376 KB Output is correct
33 Correct 5 ms 376 KB Output is correct
34 Correct 5 ms 376 KB Output is correct
35 Correct 5 ms 504 KB Output is correct
36 Correct 4 ms 376 KB Output is correct
37 Correct 17 ms 760 KB Output is correct
38 Correct 17 ms 632 KB Output is correct
39 Correct 47 ms 888 KB Output is correct
40 Correct 35 ms 888 KB Output is correct
41 Correct 60 ms 888 KB Output is correct
42 Correct 30 ms 780 KB Output is correct
43 Correct 52 ms 1144 KB Output is correct
44 Correct 54 ms 1144 KB Output is correct
45 Correct 55 ms 1116 KB Output is correct
46 Correct 27 ms 632 KB Output is correct
47 Correct 33 ms 888 KB Output is correct
48 Correct 55 ms 1144 KB Output is correct
49 Correct 50 ms 888 KB Output is correct
50 Correct 32 ms 760 KB Output is correct
51 Correct 7 ms 504 KB Output is correct
52 Correct 70 ms 1272 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 3 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 400 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 3 ms 376 KB Output is correct
22 Correct 3 ms 376 KB Output is correct
23 Correct 3 ms 376 KB Output is correct
24 Correct 4 ms 376 KB Output is correct
25 Correct 5 ms 452 KB Output is correct
26 Correct 6 ms 380 KB Output is correct
27 Correct 5 ms 376 KB Output is correct
28 Correct 6 ms 504 KB Output is correct
29 Correct 6 ms 376 KB Output is correct
30 Correct 4 ms 376 KB Output is correct
31 Correct 5 ms 376 KB Output is correct
32 Correct 4 ms 376 KB Output is correct
33 Correct 5 ms 376 KB Output is correct
34 Correct 5 ms 376 KB Output is correct
35 Correct 5 ms 504 KB Output is correct
36 Correct 4 ms 376 KB Output is correct
37 Correct 17 ms 760 KB Output is correct
38 Correct 17 ms 632 KB Output is correct
39 Correct 47 ms 888 KB Output is correct
40 Correct 35 ms 888 KB Output is correct
41 Correct 60 ms 888 KB Output is correct
42 Correct 30 ms 780 KB Output is correct
43 Correct 52 ms 1144 KB Output is correct
44 Correct 54 ms 1144 KB Output is correct
45 Correct 55 ms 1116 KB Output is correct
46 Correct 27 ms 632 KB Output is correct
47 Correct 33 ms 888 KB Output is correct
48 Correct 55 ms 1144 KB Output is correct
49 Correct 50 ms 888 KB Output is correct
50 Correct 32 ms 760 KB Output is correct
51 Correct 7 ms 504 KB Output is correct
52 Correct 70 ms 1272 KB Output is correct
53 Correct 54 ms 996 KB Output is correct
54 Correct 80 ms 1196 KB Output is correct
55 Correct 144 ms 2008 KB Output is correct
56 Correct 66 ms 1144 KB Output is correct
57 Correct 152 ms 1940 KB Output is correct
58 Correct 82 ms 1400 KB Output is correct
59 Correct 101 ms 1652 KB Output is correct
60 Correct 16 ms 632 KB Output is correct
61 Correct 113 ms 1624 KB Output is correct
62 Correct 115 ms 1780 KB Output is correct
63 Correct 124 ms 1836 KB Output is correct
64 Correct 120 ms 1904 KB Output is correct
65 Correct 50 ms 760 KB Output is correct
66 Correct 53 ms 760 KB Output is correct

Subtask #6
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 3 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 400 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 3 ms 376 KB Output is correct
22 Correct 3 ms 376 KB Output is correct
23 Correct 3 ms 376 KB Output is correct
24 Correct 4 ms 376 KB Output is correct
25 Correct 5 ms 452 KB Output is correct
26 Correct 6 ms 380 KB Output is correct
27 Correct 5 ms 376 KB Output is correct
28 Correct 6 ms 504 KB Output is correct
29 Correct 6 ms 376 KB Output is correct
30 Correct 4 ms 376 KB Output is correct
31 Correct 5 ms 376 KB Output is correct
32 Correct 4 ms 376 KB Output is correct
33 Correct 5 ms 376 KB Output is correct
34 Correct 5 ms 376 KB Output is correct
35 Correct 5 ms 504 KB Output is correct
36 Correct 4 ms 376 KB Output is correct
37 Correct 17 ms 760 KB Output is correct
38 Correct 17 ms 632 KB Output is correct
39 Correct 47 ms 888 KB Output is correct
40 Correct 35 ms 888 KB Output is correct
41 Correct 60 ms 888 KB Output is correct
42 Correct 30 ms 780 KB Output is correct
43 Correct 52 ms 1144 KB Output is correct
44 Correct 54 ms 1144 KB Output is correct
45 Correct 55 ms 1116 KB Output is correct
46 Correct 27 ms 632 KB Output is correct
47 Correct 33 ms 888 KB Output is correct
48 Correct 55 ms 1144 KB Output is correct
49 Correct 50 ms 888 KB Output is correct
50 Correct 32 ms 760 KB Output is correct
51 Correct 7 ms 504 KB Output is correct
52 Correct 70 ms 1272 KB Output is correct
53 Correct 54 ms 996 KB Output is correct
54 Correct 80 ms 1196 KB Output is correct
55 Correct 144 ms 2008 KB Output is correct
56 Correct 66 ms 1144 KB Output is correct
57 Correct 152 ms 1940 KB Output is correct
58 Correct 82 ms 1400 KB Output is correct
59 Correct 101 ms 1652 KB Output is correct
60 Correct 16 ms 632 KB Output is correct
61 Correct 113 ms 1624 KB Output is correct
62 Correct 115 ms 1780 KB Output is correct
63 Correct 124 ms 1836 KB Output is correct
64 Correct 120 ms 1904 KB Output is correct
65 Correct 50 ms 760 KB Output is correct
66 Correct 53 ms 760 KB Output is correct
67 Correct 121 ms 1496 KB Output is correct
68 Correct 41 ms 760 KB Output is correct
69 Correct 386 ms 3312 KB Output is correct
70 Correct 238 ms 2284 KB Output is correct
71 Correct 229 ms 2164 KB Output is correct
72 Correct 185 ms 1404 KB Output is correct
73 Correct 183 ms 1400 KB Output is correct
74 Correct 408 ms 3312 KB Output is correct
75 Correct 321 ms 2928 KB Output is correct
76 Correct 435 ms 3568 KB Output is correct
77 Correct 430 ms 3520 KB Output is correct