Submission #787424

#	Time	Username	Problem	Language	Result	Execution time	Memory
787424		TimDee	Detecting Molecules (IOI16_molecules)	C++17	100 / 100	48 ms	6584 KiB

molecules

#include "molecules.h"
#include <bits/stdc++.h>
using namespace std;
#define forn(i,n) for(int i=0;i<n;++i)
#define pb push_back
#define all(x) x.begin(),x.end()
#define pi pair<int,int>
#define f first
#define s second

vector<int> find_subset(int l, int r, vector<int> w) {
    #define int long long
    int n=w.size();
    int sum=0;
    vector<pi> a;
    forn(i,n) a.pb({w[i],i});
    sort(all(a));
    deque<int> st;
    int R=0;
    forn(L,n) {
        while (R<n && sum<l) {
            sum+=a[R].f;
            st.pb(a[R].s);
            ++R;
        }
        if (sum<l) break;
        if (sum>r) {
            sum-=a[L].f;
            st.pop_front();
            continue;
        }
        vector<int32_t> z;
        for(auto&x:st) z.pb(x);
        return z;
    }
    return {};
    #undef int
}

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