#include <bits/stdc++.h>
using namespace std;
int T,N,A[1005], sum[1005];
bitset<1005> bs;
map<int,int> mp[2];
int main() {
ios_base::sync_with_stdio(false); cin.tie(NULL);
cin >> T;
while (T--) {
cin >> N;
sum[0] = 0;
for (int i = 1; i <= N; ++i) {
cin >> A[i];
sum[i] = sum[i-1] + A[i];
}
bs.reset();
for (int i = 1; i <= N; ++i) bs[i] = 1;
mp[1].clear();
mp[1][0] = 0;
for (int i = 1; i <= N; ++i) {
mp[0].clear();
mp[0][0] = mp[0][A[i]] = i;
for (auto x: mp[1]) mp[0][x.first] = max(mp[0][x.first],x.second), mp[0][x.first+A[i]] = max(mp[0][x.first+A[i]], x.second);
for (int j = 1; j <= i; ++j) {
int total = sum[i] - sum[j-1];
if (total % 2 == 1 || mp[0][total/2] < j) bs[i-j+1] = 0;
}
swap(mp[0],mp[1]);
}
cout << bs.count();
for (int i = 1; i <= N; ++i) if (bs[i]) cout << ' ' << i;
cout << '\n';
}
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
76 ms |
640 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
655 ms |
1008 KB |
Output is correct |
2 |
Execution timed out |
2067 ms |
1568 KB |
Time limit exceeded |
3 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Execution timed out |
2076 ms |
2608 KB |
Time limit exceeded |
2 |
Halted |
0 ms |
0 KB |
- |