Submission #1019845

#	Time	Username	Problem	Language	Result	Execution time	Memory
1019845		Salty	Detecting Molecules (IOI16_molecules)	C++14	0 / 100	0 ms	348 KiB

molecules

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

using namespace std;
vector<int> find_subset(int l, int u, vector<int> w) {
    vector<int> ans,blank;
    vector<int> temp; 
    temp = w;
    sort(w.begin(),w.end());
    unordered_map<int,int> mp;
    for(auto val:w){
        mp[val]++;
    }
    int w1 = w[0], w2 = w[w.size()-1];
    int sm = 0;
    for(int i = 0; i < mp[w1]; i++){
        if(sm < l) {
            sm+=w[i];
            ans.push_back(i);
        }
        else break;
    }
    if(sm <= u >= l) return ans;
    else return blank;
}

Compilation message (stderr)

molecules.cpp: In function 'std::vector<int> find_subset(int, int, std::vector<int>)':
molecules.cpp:23:11: warning: comparisons like 'X<=Y<=Z' do not have their mathematical meaning [-Wparentheses]
   23 |     if(sm <= u >= l) return ans;
      |        ~~~^~~~
molecules.cpp:14:20: warning: unused variable 'w2' [-Wunused-variable]
   14 |     int w1 = w[0], w2 = w[w.size()-1];
      |                    ^~

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