Submission #289186

#	Time	Username	Problem	Language	Result	Execution time	Memory
289186		NicolaAbusaad2014	Detecting Molecules (IOI16_molecules)	C++14	Compilation error	0 ms	0 KiB

molecules

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

using namespace std;

vector<long> find_subset(long l,long r,vector<long long>w)
{
    vector<pair<long long,long> >x,v;
    for(long i=0;i<w.size();i++){
    x.push_back(make_pair(w[i],i));
    }
    sort(w.begin(),w.end());
    vector<long>ans;
    long long sum=0,now=0;
    bool ok=false;
    for(long i=0;i<w.size();i++){
    if(sum<l){
    sum+=x[i].first;
    v.push_back(make_pair(x[i].first,x[i].second));
    }
    if(sum>r){
    sum-=v[now].first;
    now++;
    }
    if(sum>=l&&sum<=r){
    ok=true;
    break;
    }
    }
    if(ok){
    for(long i=now;i<v.size();i++){
    ans.push_back(v[i].second);
    }
    }
    return ans;
}

Compilation message (stderr)

molecules.cpp: In function 'std::vector<long int> find_subset(long int, long int, std::vector<long long int>)':
molecules.cpp:9:19: warning: comparison of integer expressions of different signedness: 'long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    9 |     for(long i=0;i<w.size();i++){
      |                  ~^~~~~~~~~
molecules.cpp:16:19: warning: comparison of integer expressions of different signedness: 'long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   16 |     for(long i=0;i<w.size();i++){
      |                  ~^~~~~~~~~
molecules.cpp:31:21: warning: comparison of integer expressions of different signedness: 'long int' and 'std::vector<std::pair<long long int, long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   31 |     for(long i=now;i<v.size();i++){
      |                    ~^~~~~~~~~
/tmp/ccU68WMr.o: In function `main':
grader.cpp:(.text.startup+0x12b): undefined reference to `find_subset(int, int, std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status