#include<bits/stdc++.h>
using namespace std;
int a,b,c,d,e,f[509],p[509],pi,jm,pas[250009],pa;
bitset <250007> dp[177];
set <int> s;
set <int>::iterator it;
int main(){
ios_base::sync_with_stdio(false),cin.tie(0),cout.tie(0);
cin>>a;
for(c=1; c<=a; c++) cin>>f[c];
if(a==1){
cout<<0;
return 0;
}
for(c=1; c<=a; c++){
s.insert(f[c]);
}
for(it=s.begin(); it!=s.end(); it++){
pi++;
p[pi]=(*it);
}
d=0;
for(c=1; c<=a; c++) d+=f[c];
e=d;
jm=e;
for(c=2; c<=a; c++){
if(f[c]%2!=f[c-1]%2){
cout<<0;
return 0;
}
}
/* for(c=1; c<=pi; c++) cout<<p[c]<<" ";
cout<<endl<<endl;*/
for(c=1; c<=pi+1; c++){
// cout<<jm<<endl;
dp[c][0]=1;
e=0;
for(d=1; d<=a; d++){
if(f[d]==p[c]&&e==0){
e=1;
continue;
}
//if(c==1) cout<<d<<" ";
dp[c]=dp[c]|(dp[c]<<f[d]);
}
dp[c][0]=0;
// dp[c][jm-p[c]]=0;
}
// cout<<dp[1][400]<<endl;
/* cout<<endl;
for(c=1; c<=14; c++){
cout<<c<<" "<<dp[1][c]<<endl;
}*/
// cout<<dp[4][5]<<endl;
if(f[1]%2==0) d=2; else d=1;
for(c=d; c<=jm; c+=2){
pi++;p[pi]=c;
jm+=c;
e=0;
for(d=1; d<=pi; d++){
if(d==pi){
if((jm-p[d])%2==1||dp[pi][(jm-p[d])/2]==0){
// if(c==600) cout<<jm<<" "<<p[d]<<" "<<d<<endl;
// if(c==3) cout<<jm<<" "<<p[d]<<" "<<d<<endl;
e=1;break;
}
}else{
if((jm-p[d])%2==1||dp[d][(jm-p[d])/2]==0){
// if(c==600) cout<<jm<<" "<<p[d]<<" "<<d<<endl;
// if(c==3) cout<<jm<<" "<<p[d]<<" "<<d<<endl;
e=1;break;
}
}
}
if(e==0){
pa++;
pas[pa]=c;
}
jm-=c;
pi--;
}
cout<<pa<<endl;
for(c=1; c<=pa; c++) cout<<pas[c]<<" ";
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
3 ms |
632 KB |
Output is correct |
2 |
Correct |
3 ms |
632 KB |
Output is correct |
3 |
Correct |
2 ms |
504 KB |
Output is correct |
4 |
Correct |
2 ms |
504 KB |
Output is correct |
5 |
Correct |
5 ms |
764 KB |
Output is correct |
6 |
Correct |
3 ms |
632 KB |
Output is correct |
7 |
Correct |
3 ms |
632 KB |
Output is correct |
8 |
Correct |
5 ms |
760 KB |
Output is correct |
9 |
Correct |
2 ms |
376 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
3 ms |
632 KB |
Output is correct |
2 |
Correct |
3 ms |
632 KB |
Output is correct |
3 |
Correct |
2 ms |
504 KB |
Output is correct |
4 |
Correct |
2 ms |
504 KB |
Output is correct |
5 |
Correct |
5 ms |
764 KB |
Output is correct |
6 |
Correct |
3 ms |
632 KB |
Output is correct |
7 |
Correct |
3 ms |
632 KB |
Output is correct |
8 |
Correct |
5 ms |
760 KB |
Output is correct |
9 |
Correct |
2 ms |
376 KB |
Output is correct |
10 |
Correct |
3 ms |
504 KB |
Output is correct |
11 |
Correct |
9 ms |
760 KB |
Output is correct |
12 |
Correct |
8 ms |
760 KB |
Output is correct |
13 |
Correct |
2 ms |
376 KB |
Output is correct |
14 |
Correct |
8 ms |
760 KB |
Output is correct |
15 |
Correct |
7 ms |
764 KB |
Output is correct |
16 |
Correct |
8 ms |
760 KB |
Output is correct |
17 |
Correct |
5 ms |
760 KB |
Output is correct |
18 |
Correct |
6 ms |
760 KB |
Output is correct |
19 |
Correct |
7 ms |
760 KB |
Output is correct |
20 |
Correct |
3 ms |
504 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
3 ms |
632 KB |
Output is correct |
2 |
Correct |
3 ms |
632 KB |
Output is correct |
3 |
Correct |
2 ms |
504 KB |
Output is correct |
4 |
Correct |
2 ms |
504 KB |
Output is correct |
5 |
Correct |
5 ms |
764 KB |
Output is correct |
6 |
Correct |
3 ms |
632 KB |
Output is correct |
7 |
Correct |
3 ms |
632 KB |
Output is correct |
8 |
Correct |
5 ms |
760 KB |
Output is correct |
9 |
Correct |
2 ms |
376 KB |
Output is correct |
10 |
Correct |
3 ms |
504 KB |
Output is correct |
11 |
Correct |
9 ms |
760 KB |
Output is correct |
12 |
Correct |
8 ms |
760 KB |
Output is correct |
13 |
Correct |
2 ms |
376 KB |
Output is correct |
14 |
Correct |
8 ms |
760 KB |
Output is correct |
15 |
Correct |
7 ms |
764 KB |
Output is correct |
16 |
Correct |
8 ms |
760 KB |
Output is correct |
17 |
Correct |
5 ms |
760 KB |
Output is correct |
18 |
Correct |
6 ms |
760 KB |
Output is correct |
19 |
Correct |
7 ms |
760 KB |
Output is correct |
20 |
Correct |
3 ms |
504 KB |
Output is correct |
21 |
Correct |
44 ms |
1528 KB |
Output is correct |
22 |
Correct |
54 ms |
1656 KB |
Output is correct |
23 |
Correct |
32 ms |
1272 KB |
Output is correct |
24 |
Correct |
74 ms |
1832 KB |
Output is correct |
25 |
Correct |
14 ms |
632 KB |
Output is correct |
26 |
Correct |
15 ms |
760 KB |
Output is correct |
27 |
Correct |
15 ms |
636 KB |
Output is correct |
28 |
Correct |
9 ms |
624 KB |
Output is correct |
29 |
Correct |
9 ms |
632 KB |
Output is correct |
30 |
Correct |
2 ms |
376 KB |
Output is correct |
31 |
Correct |
49 ms |
1240 KB |
Output is correct |
32 |
Correct |
83 ms |
1912 KB |
Output is correct |
33 |
Correct |
6 ms |
504 KB |
Output is correct |
34 |
Correct |
6 ms |
504 KB |
Output is correct |
35 |
Correct |
9 ms |
660 KB |
Output is correct |
36 |
Correct |
93 ms |
2096 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
3 ms |
632 KB |
Output is correct |
2 |
Correct |
3 ms |
632 KB |
Output is correct |
3 |
Correct |
2 ms |
504 KB |
Output is correct |
4 |
Correct |
2 ms |
504 KB |
Output is correct |
5 |
Correct |
5 ms |
764 KB |
Output is correct |
6 |
Correct |
3 ms |
632 KB |
Output is correct |
7 |
Correct |
3 ms |
632 KB |
Output is correct |
8 |
Correct |
5 ms |
760 KB |
Output is correct |
9 |
Correct |
2 ms |
376 KB |
Output is correct |
10 |
Correct |
3 ms |
504 KB |
Output is correct |
11 |
Correct |
9 ms |
760 KB |
Output is correct |
12 |
Correct |
8 ms |
760 KB |
Output is correct |
13 |
Correct |
2 ms |
376 KB |
Output is correct |
14 |
Correct |
8 ms |
760 KB |
Output is correct |
15 |
Correct |
7 ms |
764 KB |
Output is correct |
16 |
Correct |
8 ms |
760 KB |
Output is correct |
17 |
Correct |
5 ms |
760 KB |
Output is correct |
18 |
Correct |
6 ms |
760 KB |
Output is correct |
19 |
Correct |
7 ms |
760 KB |
Output is correct |
20 |
Correct |
3 ms |
504 KB |
Output is correct |
21 |
Correct |
44 ms |
1528 KB |
Output is correct |
22 |
Correct |
54 ms |
1656 KB |
Output is correct |
23 |
Correct |
32 ms |
1272 KB |
Output is correct |
24 |
Correct |
74 ms |
1832 KB |
Output is correct |
25 |
Correct |
14 ms |
632 KB |
Output is correct |
26 |
Correct |
15 ms |
760 KB |
Output is correct |
27 |
Correct |
15 ms |
636 KB |
Output is correct |
28 |
Correct |
9 ms |
624 KB |
Output is correct |
29 |
Correct |
9 ms |
632 KB |
Output is correct |
30 |
Correct |
2 ms |
376 KB |
Output is correct |
31 |
Correct |
49 ms |
1240 KB |
Output is correct |
32 |
Correct |
83 ms |
1912 KB |
Output is correct |
33 |
Correct |
6 ms |
504 KB |
Output is correct |
34 |
Correct |
6 ms |
504 KB |
Output is correct |
35 |
Correct |
9 ms |
660 KB |
Output is correct |
36 |
Correct |
93 ms |
2096 KB |
Output is correct |
37 |
Correct |
176 ms |
2112 KB |
Output is correct |
38 |
Correct |
190 ms |
2168 KB |
Output is correct |
39 |
Correct |
11 ms |
504 KB |
Output is correct |
40 |
Correct |
654 ms |
4928 KB |
Output is correct |
41 |
Correct |
12 ms |
680 KB |
Output is correct |
42 |
Correct |
513 ms |
4136 KB |
Output is correct |
43 |
Correct |
120 ms |
1528 KB |
Output is correct |
44 |
Correct |
121 ms |
1452 KB |
Output is correct |
45 |
Correct |
122 ms |
1500 KB |
Output is correct |
46 |
Correct |
665 ms |
4728 KB |
Output is correct |
47 |
Correct |
497 ms |
3964 KB |
Output is correct |
48 |
Correct |
31 ms |
888 KB |
Output is correct |
49 |
Correct |
22 ms |
632 KB |
Output is correct |
50 |
Correct |
569 ms |
4596 KB |
Output is correct |
51 |
Correct |
2 ms |
376 KB |
Output is correct |
52 |
Correct |
63 ms |
1144 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
3 ms |
632 KB |
Output is correct |
2 |
Correct |
3 ms |
632 KB |
Output is correct |
3 |
Correct |
2 ms |
504 KB |
Output is correct |
4 |
Correct |
2 ms |
504 KB |
Output is correct |
5 |
Correct |
5 ms |
764 KB |
Output is correct |
6 |
Correct |
3 ms |
632 KB |
Output is correct |
7 |
Correct |
3 ms |
632 KB |
Output is correct |
8 |
Correct |
5 ms |
760 KB |
Output is correct |
9 |
Correct |
2 ms |
376 KB |
Output is correct |
10 |
Correct |
3 ms |
504 KB |
Output is correct |
11 |
Correct |
9 ms |
760 KB |
Output is correct |
12 |
Correct |
8 ms |
760 KB |
Output is correct |
13 |
Correct |
2 ms |
376 KB |
Output is correct |
14 |
Correct |
8 ms |
760 KB |
Output is correct |
15 |
Correct |
7 ms |
764 KB |
Output is correct |
16 |
Correct |
8 ms |
760 KB |
Output is correct |
17 |
Correct |
5 ms |
760 KB |
Output is correct |
18 |
Correct |
6 ms |
760 KB |
Output is correct |
19 |
Correct |
7 ms |
760 KB |
Output is correct |
20 |
Correct |
3 ms |
504 KB |
Output is correct |
21 |
Correct |
44 ms |
1528 KB |
Output is correct |
22 |
Correct |
54 ms |
1656 KB |
Output is correct |
23 |
Correct |
32 ms |
1272 KB |
Output is correct |
24 |
Correct |
74 ms |
1832 KB |
Output is correct |
25 |
Correct |
14 ms |
632 KB |
Output is correct |
26 |
Correct |
15 ms |
760 KB |
Output is correct |
27 |
Correct |
15 ms |
636 KB |
Output is correct |
28 |
Correct |
9 ms |
624 KB |
Output is correct |
29 |
Correct |
9 ms |
632 KB |
Output is correct |
30 |
Correct |
2 ms |
376 KB |
Output is correct |
31 |
Correct |
49 ms |
1240 KB |
Output is correct |
32 |
Correct |
83 ms |
1912 KB |
Output is correct |
33 |
Correct |
6 ms |
504 KB |
Output is correct |
34 |
Correct |
6 ms |
504 KB |
Output is correct |
35 |
Correct |
9 ms |
660 KB |
Output is correct |
36 |
Correct |
93 ms |
2096 KB |
Output is correct |
37 |
Correct |
176 ms |
2112 KB |
Output is correct |
38 |
Correct |
190 ms |
2168 KB |
Output is correct |
39 |
Correct |
11 ms |
504 KB |
Output is correct |
40 |
Correct |
654 ms |
4928 KB |
Output is correct |
41 |
Correct |
12 ms |
680 KB |
Output is correct |
42 |
Correct |
513 ms |
4136 KB |
Output is correct |
43 |
Correct |
120 ms |
1528 KB |
Output is correct |
44 |
Correct |
121 ms |
1452 KB |
Output is correct |
45 |
Correct |
122 ms |
1500 KB |
Output is correct |
46 |
Correct |
665 ms |
4728 KB |
Output is correct |
47 |
Correct |
497 ms |
3964 KB |
Output is correct |
48 |
Correct |
31 ms |
888 KB |
Output is correct |
49 |
Correct |
22 ms |
632 KB |
Output is correct |
50 |
Correct |
569 ms |
4596 KB |
Output is correct |
51 |
Correct |
2 ms |
376 KB |
Output is correct |
52 |
Correct |
63 ms |
1144 KB |
Output is correct |
53 |
Correct |
642 ms |
4292 KB |
Output is correct |
54 |
Correct |
757 ms |
4444 KB |
Output is correct |
55 |
Correct |
96 ms |
1528 KB |
Output is correct |
56 |
Correct |
743 ms |
4856 KB |
Output is correct |
57 |
Correct |
120 ms |
1460 KB |
Output is correct |
58 |
Execution timed out |
1081 ms |
5848 KB |
Time limit exceeded |
59 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
3 ms |
632 KB |
Output is correct |
2 |
Correct |
3 ms |
632 KB |
Output is correct |
3 |
Correct |
2 ms |
504 KB |
Output is correct |
4 |
Correct |
2 ms |
504 KB |
Output is correct |
5 |
Correct |
5 ms |
764 KB |
Output is correct |
6 |
Correct |
3 ms |
632 KB |
Output is correct |
7 |
Correct |
3 ms |
632 KB |
Output is correct |
8 |
Correct |
5 ms |
760 KB |
Output is correct |
9 |
Correct |
2 ms |
376 KB |
Output is correct |
10 |
Correct |
3 ms |
504 KB |
Output is correct |
11 |
Correct |
9 ms |
760 KB |
Output is correct |
12 |
Correct |
8 ms |
760 KB |
Output is correct |
13 |
Correct |
2 ms |
376 KB |
Output is correct |
14 |
Correct |
8 ms |
760 KB |
Output is correct |
15 |
Correct |
7 ms |
764 KB |
Output is correct |
16 |
Correct |
8 ms |
760 KB |
Output is correct |
17 |
Correct |
5 ms |
760 KB |
Output is correct |
18 |
Correct |
6 ms |
760 KB |
Output is correct |
19 |
Correct |
7 ms |
760 KB |
Output is correct |
20 |
Correct |
3 ms |
504 KB |
Output is correct |
21 |
Correct |
44 ms |
1528 KB |
Output is correct |
22 |
Correct |
54 ms |
1656 KB |
Output is correct |
23 |
Correct |
32 ms |
1272 KB |
Output is correct |
24 |
Correct |
74 ms |
1832 KB |
Output is correct |
25 |
Correct |
14 ms |
632 KB |
Output is correct |
26 |
Correct |
15 ms |
760 KB |
Output is correct |
27 |
Correct |
15 ms |
636 KB |
Output is correct |
28 |
Correct |
9 ms |
624 KB |
Output is correct |
29 |
Correct |
9 ms |
632 KB |
Output is correct |
30 |
Correct |
2 ms |
376 KB |
Output is correct |
31 |
Correct |
49 ms |
1240 KB |
Output is correct |
32 |
Correct |
83 ms |
1912 KB |
Output is correct |
33 |
Correct |
6 ms |
504 KB |
Output is correct |
34 |
Correct |
6 ms |
504 KB |
Output is correct |
35 |
Correct |
9 ms |
660 KB |
Output is correct |
36 |
Correct |
93 ms |
2096 KB |
Output is correct |
37 |
Correct |
176 ms |
2112 KB |
Output is correct |
38 |
Correct |
190 ms |
2168 KB |
Output is correct |
39 |
Correct |
11 ms |
504 KB |
Output is correct |
40 |
Correct |
654 ms |
4928 KB |
Output is correct |
41 |
Correct |
12 ms |
680 KB |
Output is correct |
42 |
Correct |
513 ms |
4136 KB |
Output is correct |
43 |
Correct |
120 ms |
1528 KB |
Output is correct |
44 |
Correct |
121 ms |
1452 KB |
Output is correct |
45 |
Correct |
122 ms |
1500 KB |
Output is correct |
46 |
Correct |
665 ms |
4728 KB |
Output is correct |
47 |
Correct |
497 ms |
3964 KB |
Output is correct |
48 |
Correct |
31 ms |
888 KB |
Output is correct |
49 |
Correct |
22 ms |
632 KB |
Output is correct |
50 |
Correct |
569 ms |
4596 KB |
Output is correct |
51 |
Correct |
2 ms |
376 KB |
Output is correct |
52 |
Correct |
63 ms |
1144 KB |
Output is correct |
53 |
Correct |
642 ms |
4292 KB |
Output is correct |
54 |
Correct |
757 ms |
4444 KB |
Output is correct |
55 |
Correct |
96 ms |
1528 KB |
Output is correct |
56 |
Correct |
743 ms |
4856 KB |
Output is correct |
57 |
Correct |
120 ms |
1460 KB |
Output is correct |
58 |
Execution timed out |
1081 ms |
5848 KB |
Time limit exceeded |
59 |
Halted |
0 ms |
0 KB |
- |