#include<bits/stdc++.h>
#define endl '\n'
#define int long long
#define mod 1000000007
#define boost ios_base::sync_with_stdio(false), cin.tie(NULL);
using namespace std;
int a[200001],dp[2000001],cnt[2000001];
int sum = 0;
void rem(int x){
for(int i = x; i <= sum; i++){
dp[i] -= dp[i - x];
dp[i] += mod;
dp[i] %= mod;
}
}
void put(int x){
for(int i = sum; i >= x; i--){
dp[i] += dp[i- x];
dp[i] %= mod;
}
}
signed main(){
boost;
int n; cin >> n;
for(int i = 0; i < n; i++) {
cin >> a[i];
sum += a[i];
}
dp[0] = 1;
for(int i = 0; i < n; i++){
for(int k = sum; k >= 1; k--){
if(k - a[i] >= 0){
dp[k] += dp[k - a[i]];
dp[k] %= mod;
}
}
}
if(sum % 2 || dp[sum / 2] == 0){
cout << 0;
return 0;
}
vector<int>ans;
for(int i = 0; i < n; i++){
rem(a[i]);
sum -= a[i];
for(int j = 0; j <= sum; j++){
if(dp[j]){
int other = sum - j;
if(other - j <= 0) continue;
cnt[other - j]++;
if(cnt[other - j] == n) ans.push_back(other - j);
}
}
put(a[i]);
sum += a[i];
}
sort(ans.begin(),ans.end());
cout << ans.size() << endl;
for(auto s:ans) cout << s << ' ' ;
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
340 KB |
Output is correct |
2 |
Correct |
0 ms |
340 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
0 ms |
340 KB |
Output is correct |
5 |
Correct |
0 ms |
340 KB |
Output is correct |
6 |
Correct |
0 ms |
340 KB |
Output is correct |
7 |
Correct |
0 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
340 KB |
Output is correct |
2 |
Correct |
0 ms |
340 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
0 ms |
340 KB |
Output is correct |
5 |
Correct |
0 ms |
340 KB |
Output is correct |
6 |
Correct |
0 ms |
340 KB |
Output is correct |
7 |
Correct |
0 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
0 ms |
340 KB |
Output is correct |
11 |
Correct |
0 ms |
340 KB |
Output is correct |
12 |
Correct |
0 ms |
340 KB |
Output is correct |
13 |
Correct |
1 ms |
212 KB |
Output is correct |
14 |
Correct |
0 ms |
340 KB |
Output is correct |
15 |
Correct |
0 ms |
340 KB |
Output is correct |
16 |
Correct |
0 ms |
340 KB |
Output is correct |
17 |
Correct |
1 ms |
340 KB |
Output is correct |
18 |
Correct |
0 ms |
340 KB |
Output is correct |
19 |
Correct |
0 ms |
340 KB |
Output is correct |
20 |
Correct |
1 ms |
340 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
340 KB |
Output is correct |
2 |
Correct |
0 ms |
340 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
0 ms |
340 KB |
Output is correct |
5 |
Correct |
0 ms |
340 KB |
Output is correct |
6 |
Correct |
0 ms |
340 KB |
Output is correct |
7 |
Correct |
0 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
0 ms |
340 KB |
Output is correct |
11 |
Correct |
0 ms |
340 KB |
Output is correct |
12 |
Correct |
0 ms |
340 KB |
Output is correct |
13 |
Correct |
1 ms |
212 KB |
Output is correct |
14 |
Correct |
0 ms |
340 KB |
Output is correct |
15 |
Correct |
0 ms |
340 KB |
Output is correct |
16 |
Correct |
0 ms |
340 KB |
Output is correct |
17 |
Correct |
1 ms |
340 KB |
Output is correct |
18 |
Correct |
0 ms |
340 KB |
Output is correct |
19 |
Correct |
0 ms |
340 KB |
Output is correct |
20 |
Correct |
1 ms |
340 KB |
Output is correct |
21 |
Correct |
2 ms |
340 KB |
Output is correct |
22 |
Correct |
2 ms |
340 KB |
Output is correct |
23 |
Correct |
1 ms |
340 KB |
Output is correct |
24 |
Correct |
3 ms |
468 KB |
Output is correct |
25 |
Correct |
6 ms |
460 KB |
Output is correct |
26 |
Correct |
7 ms |
468 KB |
Output is correct |
27 |
Correct |
6 ms |
468 KB |
Output is correct |
28 |
Correct |
7 ms |
468 KB |
Output is correct |
29 |
Correct |
6 ms |
468 KB |
Output is correct |
30 |
Correct |
4 ms |
340 KB |
Output is correct |
31 |
Correct |
6 ms |
468 KB |
Output is correct |
32 |
Correct |
4 ms |
468 KB |
Output is correct |
33 |
Correct |
6 ms |
468 KB |
Output is correct |
34 |
Correct |
7 ms |
452 KB |
Output is correct |
35 |
Correct |
9 ms |
468 KB |
Output is correct |
36 |
Correct |
4 ms |
468 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
340 KB |
Output is correct |
2 |
Correct |
0 ms |
340 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
0 ms |
340 KB |
Output is correct |
5 |
Correct |
0 ms |
340 KB |
Output is correct |
6 |
Correct |
0 ms |
340 KB |
Output is correct |
7 |
Correct |
0 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
0 ms |
340 KB |
Output is correct |
11 |
Correct |
0 ms |
340 KB |
Output is correct |
12 |
Correct |
0 ms |
340 KB |
Output is correct |
13 |
Correct |
1 ms |
212 KB |
Output is correct |
14 |
Correct |
0 ms |
340 KB |
Output is correct |
15 |
Correct |
0 ms |
340 KB |
Output is correct |
16 |
Correct |
0 ms |
340 KB |
Output is correct |
17 |
Correct |
1 ms |
340 KB |
Output is correct |
18 |
Correct |
0 ms |
340 KB |
Output is correct |
19 |
Correct |
0 ms |
340 KB |
Output is correct |
20 |
Correct |
1 ms |
340 KB |
Output is correct |
21 |
Correct |
2 ms |
340 KB |
Output is correct |
22 |
Correct |
2 ms |
340 KB |
Output is correct |
23 |
Correct |
1 ms |
340 KB |
Output is correct |
24 |
Correct |
3 ms |
468 KB |
Output is correct |
25 |
Correct |
6 ms |
460 KB |
Output is correct |
26 |
Correct |
7 ms |
468 KB |
Output is correct |
27 |
Correct |
6 ms |
468 KB |
Output is correct |
28 |
Correct |
7 ms |
468 KB |
Output is correct |
29 |
Correct |
6 ms |
468 KB |
Output is correct |
30 |
Correct |
4 ms |
340 KB |
Output is correct |
31 |
Correct |
6 ms |
468 KB |
Output is correct |
32 |
Correct |
4 ms |
468 KB |
Output is correct |
33 |
Correct |
6 ms |
468 KB |
Output is correct |
34 |
Correct |
7 ms |
452 KB |
Output is correct |
35 |
Correct |
9 ms |
468 KB |
Output is correct |
36 |
Correct |
4 ms |
468 KB |
Output is correct |
37 |
Correct |
35 ms |
892 KB |
Output is correct |
38 |
Correct |
28 ms |
852 KB |
Output is correct |
39 |
Correct |
109 ms |
1296 KB |
Output is correct |
40 |
Correct |
67 ms |
1088 KB |
Output is correct |
41 |
Correct |
107 ms |
1432 KB |
Output is correct |
42 |
Correct |
56 ms |
1060 KB |
Output is correct |
43 |
Correct |
97 ms |
1580 KB |
Output is correct |
44 |
Correct |
125 ms |
1680 KB |
Output is correct |
45 |
Correct |
107 ms |
1596 KB |
Output is correct |
46 |
Correct |
53 ms |
724 KB |
Output is correct |
47 |
Correct |
56 ms |
1104 KB |
Output is correct |
48 |
Correct |
114 ms |
1672 KB |
Output is correct |
49 |
Correct |
103 ms |
1424 KB |
Output is correct |
50 |
Correct |
60 ms |
1096 KB |
Output is correct |
51 |
Correct |
13 ms |
584 KB |
Output is correct |
52 |
Correct |
128 ms |
1872 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
340 KB |
Output is correct |
2 |
Correct |
0 ms |
340 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
0 ms |
340 KB |
Output is correct |
5 |
Correct |
0 ms |
340 KB |
Output is correct |
6 |
Correct |
0 ms |
340 KB |
Output is correct |
7 |
Correct |
0 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
0 ms |
340 KB |
Output is correct |
11 |
Correct |
0 ms |
340 KB |
Output is correct |
12 |
Correct |
0 ms |
340 KB |
Output is correct |
13 |
Correct |
1 ms |
212 KB |
Output is correct |
14 |
Correct |
0 ms |
340 KB |
Output is correct |
15 |
Correct |
0 ms |
340 KB |
Output is correct |
16 |
Correct |
0 ms |
340 KB |
Output is correct |
17 |
Correct |
1 ms |
340 KB |
Output is correct |
18 |
Correct |
0 ms |
340 KB |
Output is correct |
19 |
Correct |
0 ms |
340 KB |
Output is correct |
20 |
Correct |
1 ms |
340 KB |
Output is correct |
21 |
Correct |
2 ms |
340 KB |
Output is correct |
22 |
Correct |
2 ms |
340 KB |
Output is correct |
23 |
Correct |
1 ms |
340 KB |
Output is correct |
24 |
Correct |
3 ms |
468 KB |
Output is correct |
25 |
Correct |
6 ms |
460 KB |
Output is correct |
26 |
Correct |
7 ms |
468 KB |
Output is correct |
27 |
Correct |
6 ms |
468 KB |
Output is correct |
28 |
Correct |
7 ms |
468 KB |
Output is correct |
29 |
Correct |
6 ms |
468 KB |
Output is correct |
30 |
Correct |
4 ms |
340 KB |
Output is correct |
31 |
Correct |
6 ms |
468 KB |
Output is correct |
32 |
Correct |
4 ms |
468 KB |
Output is correct |
33 |
Correct |
6 ms |
468 KB |
Output is correct |
34 |
Correct |
7 ms |
452 KB |
Output is correct |
35 |
Correct |
9 ms |
468 KB |
Output is correct |
36 |
Correct |
4 ms |
468 KB |
Output is correct |
37 |
Correct |
35 ms |
892 KB |
Output is correct |
38 |
Correct |
28 ms |
852 KB |
Output is correct |
39 |
Correct |
109 ms |
1296 KB |
Output is correct |
40 |
Correct |
67 ms |
1088 KB |
Output is correct |
41 |
Correct |
107 ms |
1432 KB |
Output is correct |
42 |
Correct |
56 ms |
1060 KB |
Output is correct |
43 |
Correct |
97 ms |
1580 KB |
Output is correct |
44 |
Correct |
125 ms |
1680 KB |
Output is correct |
45 |
Correct |
107 ms |
1596 KB |
Output is correct |
46 |
Correct |
53 ms |
724 KB |
Output is correct |
47 |
Correct |
56 ms |
1104 KB |
Output is correct |
48 |
Correct |
114 ms |
1672 KB |
Output is correct |
49 |
Correct |
103 ms |
1424 KB |
Output is correct |
50 |
Correct |
60 ms |
1096 KB |
Output is correct |
51 |
Correct |
13 ms |
584 KB |
Output is correct |
52 |
Correct |
128 ms |
1872 KB |
Output is correct |
53 |
Correct |
94 ms |
1436 KB |
Output is correct |
54 |
Correct |
162 ms |
1660 KB |
Output is correct |
55 |
Correct |
265 ms |
2892 KB |
Output is correct |
56 |
Correct |
121 ms |
1672 KB |
Output is correct |
57 |
Correct |
317 ms |
3044 KB |
Output is correct |
58 |
Correct |
155 ms |
1828 KB |
Output is correct |
59 |
Correct |
195 ms |
2072 KB |
Output is correct |
60 |
Correct |
42 ms |
800 KB |
Output is correct |
61 |
Correct |
243 ms |
2312 KB |
Output is correct |
62 |
Correct |
223 ms |
2588 KB |
Output is correct |
63 |
Correct |
250 ms |
2716 KB |
Output is correct |
64 |
Correct |
241 ms |
2676 KB |
Output is correct |
65 |
Correct |
104 ms |
1080 KB |
Output is correct |
66 |
Correct |
102 ms |
1328 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
340 KB |
Output is correct |
2 |
Correct |
0 ms |
340 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
0 ms |
340 KB |
Output is correct |
5 |
Correct |
0 ms |
340 KB |
Output is correct |
6 |
Correct |
0 ms |
340 KB |
Output is correct |
7 |
Correct |
0 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
0 ms |
340 KB |
Output is correct |
11 |
Correct |
0 ms |
340 KB |
Output is correct |
12 |
Correct |
0 ms |
340 KB |
Output is correct |
13 |
Correct |
1 ms |
212 KB |
Output is correct |
14 |
Correct |
0 ms |
340 KB |
Output is correct |
15 |
Correct |
0 ms |
340 KB |
Output is correct |
16 |
Correct |
0 ms |
340 KB |
Output is correct |
17 |
Correct |
1 ms |
340 KB |
Output is correct |
18 |
Correct |
0 ms |
340 KB |
Output is correct |
19 |
Correct |
0 ms |
340 KB |
Output is correct |
20 |
Correct |
1 ms |
340 KB |
Output is correct |
21 |
Correct |
2 ms |
340 KB |
Output is correct |
22 |
Correct |
2 ms |
340 KB |
Output is correct |
23 |
Correct |
1 ms |
340 KB |
Output is correct |
24 |
Correct |
3 ms |
468 KB |
Output is correct |
25 |
Correct |
6 ms |
460 KB |
Output is correct |
26 |
Correct |
7 ms |
468 KB |
Output is correct |
27 |
Correct |
6 ms |
468 KB |
Output is correct |
28 |
Correct |
7 ms |
468 KB |
Output is correct |
29 |
Correct |
6 ms |
468 KB |
Output is correct |
30 |
Correct |
4 ms |
340 KB |
Output is correct |
31 |
Correct |
6 ms |
468 KB |
Output is correct |
32 |
Correct |
4 ms |
468 KB |
Output is correct |
33 |
Correct |
6 ms |
468 KB |
Output is correct |
34 |
Correct |
7 ms |
452 KB |
Output is correct |
35 |
Correct |
9 ms |
468 KB |
Output is correct |
36 |
Correct |
4 ms |
468 KB |
Output is correct |
37 |
Correct |
35 ms |
892 KB |
Output is correct |
38 |
Correct |
28 ms |
852 KB |
Output is correct |
39 |
Correct |
109 ms |
1296 KB |
Output is correct |
40 |
Correct |
67 ms |
1088 KB |
Output is correct |
41 |
Correct |
107 ms |
1432 KB |
Output is correct |
42 |
Correct |
56 ms |
1060 KB |
Output is correct |
43 |
Correct |
97 ms |
1580 KB |
Output is correct |
44 |
Correct |
125 ms |
1680 KB |
Output is correct |
45 |
Correct |
107 ms |
1596 KB |
Output is correct |
46 |
Correct |
53 ms |
724 KB |
Output is correct |
47 |
Correct |
56 ms |
1104 KB |
Output is correct |
48 |
Correct |
114 ms |
1672 KB |
Output is correct |
49 |
Correct |
103 ms |
1424 KB |
Output is correct |
50 |
Correct |
60 ms |
1096 KB |
Output is correct |
51 |
Correct |
13 ms |
584 KB |
Output is correct |
52 |
Correct |
128 ms |
1872 KB |
Output is correct |
53 |
Correct |
94 ms |
1436 KB |
Output is correct |
54 |
Correct |
162 ms |
1660 KB |
Output is correct |
55 |
Correct |
265 ms |
2892 KB |
Output is correct |
56 |
Correct |
121 ms |
1672 KB |
Output is correct |
57 |
Correct |
317 ms |
3044 KB |
Output is correct |
58 |
Correct |
155 ms |
1828 KB |
Output is correct |
59 |
Correct |
195 ms |
2072 KB |
Output is correct |
60 |
Correct |
42 ms |
800 KB |
Output is correct |
61 |
Correct |
243 ms |
2312 KB |
Output is correct |
62 |
Correct |
223 ms |
2588 KB |
Output is correct |
63 |
Correct |
250 ms |
2716 KB |
Output is correct |
64 |
Correct |
241 ms |
2676 KB |
Output is correct |
65 |
Correct |
104 ms |
1080 KB |
Output is correct |
66 |
Correct |
102 ms |
1328 KB |
Output is correct |
67 |
Correct |
235 ms |
2220 KB |
Output is correct |
68 |
Correct |
120 ms |
1292 KB |
Output is correct |
69 |
Correct |
826 ms |
5168 KB |
Output is correct |
70 |
Correct |
482 ms |
3356 KB |
Output is correct |
71 |
Correct |
493 ms |
3168 KB |
Output is correct |
72 |
Correct |
498 ms |
2204 KB |
Output is correct |
73 |
Correct |
475 ms |
2280 KB |
Output is correct |
74 |
Correct |
914 ms |
5488 KB |
Output is correct |
75 |
Correct |
743 ms |
4320 KB |
Output is correct |
76 |
Correct |
953 ms |
5692 KB |
Output is correct |
77 |
Correct |
933 ms |
5764 KB |
Output is correct |