Submission #530956

#	Time	Username	Problem	Language	Result	Execution time	Memory
530956		Slavita	Akcija (COCI21_akcija)	C++14	90 / 110	1693 ms	524292 KiB

Main

#include <bits/stdc++.h>
#pragma optimize("O3")
#pragma GCC optimize("-O3")
#pragma GCC optimize("Ofast")
#pragma GCC optimize("unroll-loops")
#pragma GCC optimize("fast-math")
//#include <ext/pb_ds/assoc_container.hpp>
//#include <ext/pb_ds/tree_policy.hpp>
#define ve vector<int>
#define pb push_back
#define mp make_pair
#define fi first
#define se second
#define pi pair<int,int>
#define all(v) v.begin(),v.end()
#define si(v) (int)v.size()
#define en '\n'
#define ordered_set tree<int, null_type,less<int>, rb_tree_tag,tree_order_statistics_node_update>
#define ordered_muiltiset tree<int, null_type,less_equal<>, rb_tree_tag,tree_order_statistics_node_update>
//#define int long long
using namespace std;
//using namespace __gnu_pbds;
typedef long long ll;
typedef unsigned long long ull;

const int N = 2e3 + 228;
const int big = 1e9 + 228;
const ll llbig = 1e18 + 228;
//ordered_set os; // os.order_of_key(4), (*os.find_by_order(5))
int n, m, ans, k;
pair<ll, ll> a[N];
set<ll> dp[N][N];

bool cmp(pair<ll, ll> a, pair<ll, ll> b){
    if (a.se <= b.se) return 1;
    return 0;
}

void upd(ll &a, ll b){
    if (a > b) {a = b;}
}

//#undef int
int main(){
    //#define int long long
    iostream::sync_with_stdio(false); cin.tie(0); ios_base::sync_with_stdio(false); cout.tie(0);
    //freopen("input.txt","r",stdin);
    //freopen("output.txt","w",stdout);
    cin >> n >> k;
    for (int i = 1; i <= n; i++){
        cin >> a[i].fi >> a[i].se;
    }
    stable_sort(a + 1, a + n + 1, cmp);

    dp[0][0].insert(0);
    for (int i = 0; i < n; i++){
        for (int j = 0; j <= n; j++){
            while(si(dp[i][j]) > k) dp[i][j].erase(--dp[i][j].end());
            for (auto item : dp[i][j]){
                dp[i + 1][j].insert(item);
            }

            if (j + 1 <= a[i + 1].se) {
                for (auto item : dp[i][j]){
                    dp[i + 1][j + 1].insert(item + a[i + 1].fi);
                }
            }
        }
    }

    set<pair<ll, ll>> ans;
    for (int j = 1; j <= n; j++) {
        for (auto item : dp[n][j]){
            ans.insert({-j, item});
        }
    }

    int kol = 0;
    for (auto item : ans){
        kol++;
        if (kol > k) break;
        cout << -item.fi << ' ' << item.se << en;
    }

    if (kol <= k){
        for (int i = kol + 1; i <= k; i++) cout << 0 << ' ' << 0 << en;
    }
    return 0;
}
/*
*/

Compilation message (stderr)

Main.cpp:2: warning: ignoring '#pragma optimize ' [-Wunknown-pragmas]
    2 | #pragma optimize("O3")
      |

• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 10 / 10
• Subtask 5: 30 / 30
• Subtask 6: 0 / 20