Submission #82857

#	Time	Username	Problem	Language	Result	Execution time	Memory
82857		SecretAgent007	Detecting Molecules (IOI16_molecules)	C++17	0 / 100	2 ms	508 KiB

molecules

#include "molecules.h"
#include <bits/stdc++.h>


using namespace std;

vector<int> find_subset(int l, int r, vector<int> w){
    int n = w.size();
    vector< pair<int, int> > toS(0);
    for(int i = 0; i < w.size(); i++){
        toS.push_back(make_pair(w[i],i));
    }
    sort(toS.begin(), toS.end());
    int le = 0;
    int ri = 0;
    long long sum = toS[0].first;
    while(1){
        cout << le << ' ' << ri << ' ' << sum << endl;
        if(sum <= r && sum >= l){
            vector<int> ans(0);
            for(int i = le; i <= ri ; i++){
                ans.push_back(toS[i].second);
            }
            sort(ans.begin(), ans.end());
            return ans;
        }else if(sum > r){
            if(le < ri){
                sum-=toS[le].first;
                le++;
            }else break;
        }else if(sum < l){
            if(ri+1 < n) sum+= toS[ri+1].first;
            else break;
            ri++;
        }
    }
    vector<int> ans(0);
    return ans;
}
/*
signed main(){
    int a, b, c;
    cin >> a >> b >> c;
    vector<int> v(0);
    for(int i = 0; i < a; i++){
        int d;
        cin >> d;
        v.push_back(d);
    }
    v = find_subset(b,c,v);
    cout << v.size() << endl;
    for(int i = 0; i < v.size(); i++){
        cout << v[i] << ' ';
    }
    cout << endl;
}
*/

Compilation message (stderr)

molecules.cpp: In function 'std::vector<int> find_subset(int, int, std::vector<int>)':
molecules.cpp:10:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i = 0; i < w.size(); i++){
                    ~~^~~~~~~~~~

• Subtask 1: 0 / 9
• Subtask 2: 0 / 10
• Subtask 3: 0 / 12
• Subtask 4: 0 / 15
• Subtask 5: 0 / 23
• Subtask 6: 0 / 31