# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
1115219 | Zflop | Detecting Molecules (IOI16_molecules) | C++14 | 602 ms | 2128 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#pragma once
#include <bits/stdc++.h>
#include <vector>
using namespace std;
const int NMAX = (int)1e5;
int dp[NMAX],from[NMAX];
std::vector<int> find_subset(int l, int u, std::vector<int> w) {
dp[0] = 1;
for (int i = 0; i < u;++i) from[i] = -1;
for (int i = 0; i < w.size();++i) {
for (int j = u + 1; j >= 0;--j)
if (dp[j] && !dp[j + w[i]]) {
dp[j + w[i]] = 1;
from[j + w[i]] = i;
}
}
vector<int>v;
int este = -1;
for (int i = u; i >= l;--i)
if (dp[i]) {
este = i;
break;
}
if (este == -1) return {};
v.push_back(from[este]);
int val = este - w[from[este]];
while (val) {
v.push_back(from[val]);
val = val - w[from[val]];
}
return v;
}
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