Submission #1099653

#TimeUsernameProblemLanguageResultExecution timeMemory
1099653Trn115Detecting Molecules (IOI16_molecules)C++11
100 / 100
40 ms6348 KiB
#include "molecules.h" #include <bits/stdc++.h> #define fi first #define se second #define all(v) v.begin(), v.end() #define dbg(v) cerr << "\n" << #v << " = " << v << "\n" using namespace std; using ll = long long; vector<int> find_subset(int l, int u, vector<int> w) { int n = w.size(); vector<pair<int,int>> a; for (int i = 0; i < n; ++i) a.push_back({w[i], i}); sort(all(a)); ll le = 0, sum = 0; vector<int> res; for (int i = 0; i < n; ++i) { sum += a[i].fi; while (i-le+1 > 1 && sum > u) sum -= a[le++].fi; if (l <= sum && sum <= u) { for (int j = le; j <= i; ++j) res.push_back(a[j].se); break; } } return res; }
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