Submission #999331

#	Time	Username	Problem	Language	Result	Execution time	Memory
999331		vuh	Detecting Molecules (IOI16_molecules)	C++14	0 / 100	1068 ms	348 KiB

molecules

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

using namespace std;
#define inf INT_MAX
std::vector<int> find_subset(int l, int u, std::vector<int> w){
    int n = w.size(),mini = inf,maxi = -inf,x = u - l,sum = 0;
    for(int i =0;i<n ;i++){
        mini = min(mini,w[i]);
        maxi = max(maxi,w[i]);
        sum += w[i];
    }
    vector <int> ans;
    if(maxi - mini > x){
        return vector <int> (0);
    }
    while(!next_permutation(w.begin(),w.end())){
        for(int i =0;i<n ;i++){
            sum = 0;
            for(int j =0;j<=i ;j++){
                sum += w[i];
            }
            if((sum >= l && sum <= u) || (sum <= l && sum >= u)){
                for(int j =0;j<=i ;j++){
                    ans.push_back(w[i]);
                }
                return ans;
            }
        }
    }
}

Compilation message (stderr)

molecules.cpp: In function 'std::vector<int> find_subset(int, int, std::vector<int>)':
molecules.cpp:13:18: warning: control reaches end of non-void function [-Wreturn-type]
   13 |     vector <int> ans;
      |                  ^~~

• Subtask 1: 0 / 9
• Subtask 2: 0 / 10
• Subtask 3: 0 / 12
• Subtask 4: 0 / 15
• Subtask 5: 0 / 23
• Subtask 6: 0 / 31