Submission #393231

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
393231	2021-04-23 02:09:32	nikatamliani	Toys (CEOI18_toy)	C++14	79 / 100	5056 ms	75228 KiB

toy

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#include <bits/stdc++.h>
#pragma GCC optimize("Ofast")
#pragma GCC target("avx,avx2,fma")
#pragma GCC optimization ("unroll-loops")
using namespace std;
const int N = 1e5+10;
unordered_set<int> dp[N];
int n;
vector<int> ds;
map<int, int> id;
void relax(int x) {
    int me = id[x];
  for(int i = 0; i < (int)ds.size(); ++i) {
    if(n % ((long long)ds[i] * x) == 0) {
        int he = id[ds[i] * x];
      for(int p : dp[i]) {
        for(int q : dp[me]) {
          dp[he].insert(p + q);
        }
      }
    }
  }
}
int main() {
  ios::sync_with_stdio(0); cin.tie(0);
  cin >> n;
  for(int i = 1; i * i <= n; ++i) {
    if(n % i == 0) {
      ds.push_back(i);
      if(i * i < n) ds.push_back(n / i);
 
 
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Compilation message (stderr)

toy.cpp:4: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
    4 | #pragma GCC optimization ("unroll-loops")
      |

• Subtask 1: 19 / 19
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 20 / 20
• Subtask 5: 0 / 21