oj.uz

Submission #537491

# Submission time Handle Problem Language Result Execution time Memory
537491 2022-03-15T07:17:12 Z zaneyu Kpart (eJOI21_kpart) C++14
30 / 100
 2000 ms 352 KB 
/*input
2
7
7 3 5 1 3 3 5
6
1 1 1 1 1 1
*/
#include<bits/stdc++.h>
using namespace std;
#define REP(i,n) for(int i=0;i<n;i++)
#define MNTO(x,y) x=min(x,y)
#define REP1(i,n) for(int i=1;i<=n;i++)
#define ll long long
#define ld long double
#define sz(x) (int)x.size()
#define pb push_back
const int maxn=1e3+5;
int arr[maxn];
bool wk[maxn];
void solve(){
    int n;
    cin>>n;
    REP(i,n) cin>>arr[i];
    REP1(i,n) wk[i]=1;
    REP(i,n){
        int s=0;
        bitset<100005> bs;
        bs[0]=1;
        for(int j=i;j<n;j++){
            bs|=(bs<<arr[j]);
            s+=arr[j];
            if(s%2 or !bs[s/2]) wk[j-i+1]=0;
        }
    } 
    int cnt=0;
    REP1(i,n) cnt+=wk[i];
    cout<<cnt<<' ';
    REP1(i,n) if(wk[i]) cout<<i<<' ';
    cout<<'\n';
}
int main(){
    ios::sync_with_stdio(false),cin.tie(0);
    int t;
    cin>>t;
    while(t--) solve();
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 352 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 106 ms 340 KB Output is correct
2 Correct 343 ms 340 KB Output is correct

Subtask #3
0 / 70.0

# Verdict Execution time Memory Grader output
1 Correct 1558 ms 344 KB Output is correct
2 Execution timed out 2092 ms 352 KB Time limit exceeded
3 Halted 0 ms 0 KB -