Submission #1140616

#	Time	Username	Problem	Language	Result	Execution time	Memory
1140616		Fikrat_Asadzadeh	Table Tennis (info1cup20_tabletennis)	C++20	100 / 100	457 ms	6300 KiB

tabletennis

#include <bits/stdc++.h>
using namespace std;

#define ll long long
#define FORI(i, n) for(ll i = 0; i < n; i++)
#define FOR(i, n) for(ll i = 1; i <= n; i++)
typedef vector < ll > vl; 
typedef set < ll > setl;
#define ff first
#define ss second    
#define all(v) v.begin(), v.end() 
#define pll pair<ll, ll> 
#define db double
#define nll cout << "\n"
#define nl "\n"
#define sync ios_base::sync_with_stdio(0), cin.tie(0), cout.tie(0);

const ll mod =  1e9 + 7;
const int MAX = 5e5 + 5;
const int imax = 2147483647;
ll n, m, k, q, l, r, x, y, nd;
ll a[MAX], b[MAX], c[MAX];
// ll a, b, c;
void solve(){
    cin >> n >> k;
    FOR(i, n + k + 1)cin >> a[i];
    for(ll i = n + k + 1; i >= 1; i--) {
        FOR(j, k + 1){
            ll l = j, r = i, cn = 0;
            if(j >= i)break;
            vl res;
            ll gl = a[l] + a[r];
            while(l < r && cn <= k){
                if(a[l] + a[r] == gl){
                    res.push_back(a[l]);
                    res.push_back(a[r]);
                    l++;
                    r--;
                }
                else if(a[l] + a[r] > gl){
                    r--;
                    cn++;
                }
                else l++, cn++;
            }
            if(res.size() == n){
                sort(all(res));
                for(auto i : res)cout << i << " ";
                return;
            }
        }
    }
}
signed main(){      
    // freopen("input.txt","r",stdin);
    // freopen("output.txt","w",stdout);
    sync;
    ll t = 1;
    // cin >> t;
    FOR(i, t){
    // cout << "Case #" << i << ": ";
        solve();
    }
}

• Subtask 1: 11 / 11
• Subtask 2: 9 / 9
• Subtask 3: 14 / 14
• Subtask 4: 15 / 15
• Subtask 5: 9 / 9
• Subtask 6: 14 / 14
• Subtask 7: 15 / 15
• Subtask 8: 13 / 13