Submission #1089252

#	Time	Username	Problem	Language	Result	Execution time	Memory
1089252		vjudge1	Kpart (eJOI21_kpart)	C++17	30 / 100	422 ms	91988 KiB

Main

#include <bits/stdc++.h>

#define int         long long
#define all(x)     x.begin(), x.end()
#define allr(x)     x.rbegin(), x.rend()
#define sz          size()
#define yes      "YES"
#define no      "NO"
#define IOI      ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0)
#define pf      push_front
#define pb      push_back
#define S      second
#define F      first

using namespace std;

const int N = 200 + 5;
const int NN = 1e5;
const int mod = (1e9 + 7);
const int inf = 1e18;

int n, pref[N], a[N], dp[N][NN + 5];

void legenda_ne_umret() {
    cin>>n;
    for (int i = 1; i <= n; i++){
        cin>>a[i];
        pref[i] = pref[i - 1] + a[i];
    }
    dp[0][0]= 0;
    for (int i = 1; i <= n; i++) {
        for (int j = 1; j <= NN; j++) {
            dp[i][j] = 0;
        }
    }
    for (int i = 1; i <= n; i++){
        for (int j = NN; j >= 1; j--){
            if (a[i] == j) dp[i][j] = i;

            dp[i][j] = max(dp[i][j],dp[i - 1][j]);
//            cout << dp[i][j] << '\n';
            if (j + a[i] <= NN) dp[i][j + a[i]] = max(dp[i][j+a[i]],dp[i - 1][j]);
        }
    }

    vector <int> ans;
    for (int len = 1; len <= n; len++){
        bool can = 1;
        for (int i = len; i <= n; i++){
            int sum = pref[i] - pref[i - len];
            if (sum % 2 == 1 || dp[i][sum / 2] < i - len + 1) {
                can = 0;
                break;
            }
        }
        if (can) ans.pb(len);
    }
    cout << ans.sz << ' ';
    for (int i : ans) cout << i << ' ';

}



signed main() {
    IOI;
//    freopen("maze.in", "r", stdin);
//    freopen("maze.out", "w", stdout);
/////////////////////////////////////////////
    int t = 1;
    cin >> t;
    for (int i = 1; i <= t; i++) {
//        cout << "Case " << i << ":\n";
        legenda_ne_umret();
        cout << '\n';
    }
}

• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 0 / 70