Submission #1370450

#TimeUsernameProblemLanguageResultExecution timeMemory
1370450loomSequence (BOI23_sequence)C++20
100 / 100
560 ms45364 KiB
#include<bits/stdc++.h>
using namespace std;
#define int long long
#define inf (int)2e18
#define _ <<' '<<
#define nl '\n'

map<vector<int>, int> dp;
int w[30001];

int solve(vector<int>& v){
   if(dp.count(v)) return dp[v];
   auto &dpv = dp[v];

   int x = v.back();

   auto nv = v;
   nv.pop_back();

   if(nv.empty() or nv.back() < x-1) nv.push_back(x-1);
   dpv = solve(nv) + w[x];

   for(int i = 2; i*i <= x; i++){
      if(x % i != 0) continue;

      nv = v;
      nv.pop_back();
      nv.push_back(i);
      nv.push_back(x/i);

      sort(nv.begin(), nv.end());
      nv.erase(unique(nv.begin(), nv.end()), nv.end());

      dpv = min(dpv, solve(nv) + w[x]);
   }

   return dpv;
}

void solve(){
   int n;
   cin>>n;

   for(int i = 1; i <= n; i++) cin>>w[i];

   dp[{1}] = w[1];

   for(int i = 1; i <= n; i++){
      vector<int> v = {i};
      cout<<solve(v)<<nl;
   }
}

signed main(){
   ios_base::sync_with_stdio(0);
   cin.tie(NULL);cout.tie(NULL);

   int t = 1;
   //cin>>t;
   while(t--) solve();

   return 0;
}
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