#pragma GCC optimize ("O3")
#pragma GCC target ("sse4")
#include <bits/stdc++.h>
#include "molecules.h"
//#include "grader.cpp"
using namespace std;
typedef long long ll;
typedef long double ld;
typedef vector<int> vi;
typedef pair<int, int> pi;
#define debug(x) cerr << #x << ": " << x << endl;
#define debug2(x, y) debug(x) debug(y);
#define repn(i, a, b) for(int i = (int)(a); i < (int)(b); i++)
#define rep(i, a) for(int i = 0; i < (int)(a); i++)
#define all(v) v.begin(), v.end()
#define mp make_pair
#define pb push_back
#define lb lower_bound
#define ub upper_bound
#define fi first
#define se second
#define endl '\n'
template<class T> T gcd(T a, T b){ return ((b == 0) ? a : gcd(b, a % b)); }
vi dp[500005];
vi find_subset(int l, int r, vi w) {
int n = w.size();
rep(i, n){
for(int j = r - w[i]; j >= 0; j--){
if(!j || dp[j].size()){
dp[j + w[i]] = dp[j];
dp[j + w[i]].pb(i);
if((j + w[i]) <= r && (j + w[i]) >= l){
return dp[j + w[i]];
}
}
}
}
return vi(0);
}
/*
Things to look out for:
- Integer overflows
- Array bounds
- Special cases
Be careful!
*/
