Submission #744396

#	Time	Username	Problem	Language	Result	Execution time	Memory
744396		Dan4Life	Detecting Molecules (IOI16_molecules)	C++17	100 / 100	50 ms	5196 KiB

molecules

#include <bits/stdc++.h>
using namespace std;
array<int64_t,2> v[200010];

vector<int> find_subset(int L,int R,vector<int>w) {
    int n=w.size(),i=0,j; vector<int> A;
    while(i<n)v[i]={w[i],i},i++;
    sort(v,v+n); int64_t s = 0;
    for(i=j=0;i<n;s-=v[i++][0]){
        while(j<=n&&s<L)s+=v[j++][0];
        if(L<=s&&s<=R&&j<=n){ while(i<j)A.push_back((int)v[i++][1]); break; }
    }
    return A;
}

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