#include <bits/stdc++.h> using namespace std; vector<int> find_subset(int l,int u,vector<int> initial) { int n = (int)initial.size(); sort(initial.begin(),initial.end()); int sum = 0; int j = 0; set<int> ans; for(int i = 0;i < n;i++){ sum+=initial[i]; ans.insert(i+1); while(j <= i && (sum <= u && sum >= l)){ sum = sum - initial[j]; ans.erase(j+1); j++; } } vector<int> final(ans.begin(),ans.end()); return final; } int main() { ios::sync_with_stdio(false); cin.tie(nullptr); int t = 1; // cin >> t; while (t--){ int n,l,u; cin >> n >> l >> u; vector<int> v(n); for(int i =0;i < n;i++) cin >> v[i]; vector<int> ans = find_subset(l,u,v); for(int i= 0;i < (int) ans.size();i++) cout << ans[i] << " "; cout << endl; } }

molecules.h:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~
molecules_c.h:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~
/usr/bin/ld: /tmp/ccdOPQlX.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccZ6wGjy.o:molecules.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status