Submission #537514

# Submission time Handle Problem Language Result Execution time Memory
537514 2022-03-15T07:34:39 Z zaneyu Kpart (eJOI21_kpart) C++14
0 / 100
279 ms 708 KB
/*input
2
7
7 3 5 1 3 3 5
6
1 2 3 5 8 3
*/
#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 pref[maxn],arr[maxn];
int dp[50005],ndp[50005];
bool wk[maxn];
void solve(){
    int n;
    cin>>n;
    REP1(i,n) cin>>arr[i],pref[i]=pref[i-1]+arr[i],wk[i]=1;
    REP1(i,n){
        ndp[0]=i;
        REP1(j,50004) ndp[j]=0,ndp[j]=max(dp[j-arr[i]],dp[j]);
        REP1(j,i){
            int x=pref[i]-pref[j-1];
            if(x%2 or ndp[x/2]<j-1) wk[i-j+1]=0;
        }
        REP(j,50005) dp[j]=ndp[j];
    }
    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();
}
# Verdict Execution time Memory Grader output
1 Incorrect 24 ms 596 KB Output isn't correct
2 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Incorrect 73 ms 596 KB Output isn't correct
2 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Incorrect 279 ms 708 KB Output isn't correct
2 Halted 0 ms 0 KB -