#include <iostream>
#include <bitset>
#include <fstream>
#include <iomanip>
#include <cmath>
#include <cassert>
#include <cstring>
#include <numeric>
#include <vector>
#include <algorithm>
#include <deque>
#include <set>
#include <utility>
#include <array>
#include <complex>
using namespace std;
#define ALL(x) begin(x), end(x)
#define ShinLena cin.tie(nullptr)->sync_with_stdio(false);
void docase()
{
int n;
cin >> n;
vector<int> a(n), dp(50005, -1), c(n+1);
dp[0] = 0;
for (auto &x : a) cin >> x;
for (int sum = 0, i = 0; i < n; ++i)
{
sum += a[i];
for (int j = 50000; j >= a[i]; --j)
{
if (j - a[i] >= 0 && dp[j - a[i]] != -1) dp[j] = max(dp[j], dp[j - a[i]]);
else if (j - a[i] == 0) dp[j] = i + 1;
}
for (int sub = sum, j = 0; j <= i; ++j)
{
if (!(sub & 1) && dp[sub / 2] >= j + 1)
{
++c[i-j+1];
}
sub -= a[j];
}
}
vector<int> z;
for (auto i = 1; i <= n; ++i)
if (c[i] == n - (i - 1)) z.push_back(i);
cout << z.size() << ' ';
for (auto x : z) cout << x << ' ';
cout << '\n';
}
int main()
{
ShinLena;
int T;
cin >> T;
while (T--) docase();
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
24 ms |
660 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
71 ms |
660 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
279 ms |
820 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |