Submission #902618

#	Time	Username	Problem	Language	Result	Execution time	Memory
902618		SalihSahin	Akcija (COCI21_akcija)	C++17	90 / 110	5010 ms	18756 KiB

Main

#include<bits/stdc++.h>
#define int long long
#define pb push_back
#define mp make_pair
using namespace std;
 
const int mod = 1e9 + 7;
const int inf = 1e17*2;
const int N = 2e5 + 5;
 
int32_t main(){
    cin.tie(0); cout.tie(0);
    ios_base::sync_with_stdio(false);
    int n, k;
    cin>>n>>k;
    multiset<int> best[n+2];
    best[0].insert(0);
    vector<pair<int, int> > a(n);
    for(int i = 0; i < n; i++){
        cin>>a[i].second>>a[i].first;
    }
    sort(a.begin(), a.end());

    for(int i = 0; i < n; i++){
        for(int j = a[i].first-1; j >= 0; j--){
            for(auto itr: best[j]){
                best[j+1].insert(a[i].second + itr);
            }
            while(best[j+1].size() > k){
                auto k = best[j+1].end();
                k--;
                best[j+1].erase(k);
            }
        }
    }

    vector<pair<int, int> > ans;
    for(int i = n; i >= 0; i--){
        for(auto itr: best[i]){
            ans.pb(mp(i, itr));
        }
        if(ans.size() > k) break;
    }

    for(int i = 0; i < k; i++){
        cout<<ans[i].first<<" "<<ans[i].second<<endl;
    }
    return 0;
}

Compilation message (stderr)

Main.cpp: In function 'int32_t main()':
Main.cpp:29:36: warning: comparison of integer expressions of different signedness: 'std::multiset<long long int>::size_type' {aka 'long unsigned int'} and 'long long int' [-Wsign-compare]
   29 |             while(best[j+1].size() > k){
      |                   ~~~~~~~~~~~~~~~~~^~~
Main.cpp:42:23: warning: comparison of integer expressions of different signedness: 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} and 'long long int' [-Wsign-compare]
   42 |         if(ans.size() > k) break;
      |            ~~~~~~~~~~~^~~

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