Submission #1019841

#	Time	Username	Problem	Language	Result	Execution time	Memory
1019841		Salty	Detecting Molecules (IOI16_molecules)	C++14	Compilation error	0 ms	0 KiB

molecules

#include "molecules.h"
#include<bits/stdc++.h>
#include "grader.cpp"
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) return ans;
    else return blank;
}

Compilation message (stderr)

molecules.cpp: In function 'std::vector<int> find_subset(int, int, std::vector<int>)':
molecules.cpp:14:20: warning: unused variable 'w2' [-Wunused-variable]
   14 |     int w1 = w[0], w2 = w[w.size()-1];
      |                    ^~
/usr/bin/ld: /tmp/ccBXOoQF.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccsXnKLH.o:molecules.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status