#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>> a(N);
for(int i = 0; i < N; ++i)
a[i] = make_pair(w[i], i);
sort(a.begin(), a.end());
int st = -1, dr = 0;
long long sum = 0;
for(const int &x : w)
sum += x;
while(sum < l || sum > r) {
while(sum > r) {
if(dr == N)
return {};
sum -= a[dr++].first;
}
while(sum < l) {
if(st == N - 1)
return {};
sum += a[++st].first;
}
}
if(st < 0 || dr < 0 || st >= N || dr >= N)
return {};
vector<int> sol;
for(int i = 0; i <= st; ++i)
sol.emplace_back(a[i].second);
for(int i = dr; i < N; ++i)
sol.emplace_back(a[i].second);
return sol;
}
int main() {
int N, l, r;
cin >> N >> l >> r;
vector<int> a(N);
for(int &x : a)
cin >> x;
vector<int> sol = find_subset(l, r, a);
for(const int &x : sol)
cout << x << ' ';
cout << endl;
}
Compilation message
/tmp/ccosDydD.o: In function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'
/tmp/ccdmg3N4.o:molecules.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status