Submission #440955

#	Time	Username	Problem	Language	Result	Execution time	Memory
440955		julian33	Detecting Molecules (IOI16_molecules)	C++14	100 / 100	71 ms	6184 KiB

molecules

#include <bits/stdc++.h>
#include "molecules.h"

using namespace std;

#ifdef LOCAL
#define deb(...) logger(#__VA_ARGS__, __VA_ARGS__)
template<typename ...Args>
void logger(string vars, Args&&... values) {
    cerr<<vars<<" = ";
    string delim="";
    (...,(cerr<<delim<<values,delim=", "));
    cerr<<"\n";
}
#else
#define deb(...) logger(#__VA_ARGS__, __VA_ARGS__)
template<typename ...Args>
void logger(string vars, Args&&... values) {}
#endif

#define pb push_back
#define sz(x) (int)(x.size())
typedef long long ll;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
template<typename T> inline void maxa(T& a,T b){a=max(a,b);}
template<typename T> inline void mina(T& a,T b){a=min(a,b);}

vector<int> find_subset(int l, int u, vector<int> w){
    int n=sz(w);
    vector<pii> W;
    for(int i=0;i<n;i++)
        W.pb({w[i],i});
    sort(W.begin(),W.end());
    ll sum=0;
    int j=n+5;
    vector<int> ans;
    for(int i=0;i<n;i++){
        if(sum+W[i].first>u){
            j=i;
            break;
        }
        sum+=W[i].first;
        ans.pb(W[i].second);
    }
    for(int i=n-1;i>=j && n-i-1<j && sum<l;i--){
        sum+=W[i].first-W[n-i-1].first;
        ans[n-i-1]=W[i].second;
    }
    if(sum<l || sum>u)
        return {};
    sort(ans.begin(),ans.end());
    return ans;
}

• Subtask 1: 9 / 9
• Subtask 2: 10 / 10
• Subtask 3: 12 / 12
• Subtask 4: 15 / 15
• Subtask 5: 23 / 23
• Subtask 6: 31 / 31