This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
#include "molecules.h"
#define f first
#define s second
using namespace std;
vector<int> find_subset(int l, int u, vector<int> w) {
vector<pair<int, int>> a;
int n = w.size();
for(int i = 0;i < n;i++)
a.push_back({w[i], i});
sort(a.begin(), a.end());
vector<int> ans;
for(int i = 0;i < n;i++) {
if(a[i].f >= l && a[i].f <= u) {
ans.push_back(a[i].s);
return ans;
}
}
long long sm = 0;
for(int i = 0;i < n;i++) {
sm += a[i].f;
if(sm >= l && sm <= u) {
for(int j = 0;j <= i;j++)
ans.push_back(a[j].s);
return ans;
}
else if(sm > u) {
sm -= a[i].f;
int p = -1;
for(int j = 0;j < i;j++) {
if(sm - a[j].f + a[i].f >= l && sm - a[j].f + a[i].f <= u) {
p = j;
break;
}
}
if(p != -1) {
for(int j = 0;j <= i;j++) {
if(j == p)
continue;
ans.push_back(a[j].s);
}
}
break;
}
}
return ans;
}
// int main()
// {
// ios_base::sync_with_stdio(false);
// cin.tie(0);
// cout.tie(0);
// int tt = 1;
// //cin >> tt;
// while(tt--) {
// int l, r;
// cin >> l >> r;
// int n;
// cin >> n;
// vector<int> x(n);
// for(int i = 0;i < n;i++)
// cin >> x[i];
// vector<int> res = find_subset(l, r, x);
// for(auto x : res)
// cout << x << " ";
// cout << endl;
// }
// return 0;
// }
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