Submission #667096

#	Time	Username	Problem	Language	Result	Execution time	Memory
667096		irmuun	Detecting Molecules (IOI16_molecules)	C++17	19 / 100	1 ms	340 KiB

molecules

#include<bits/stdc++.h>
using namespace std;
#define pb push_back
#define ll long long
vector<int>find_subset(int l,int u,vector<int>w){
    int n=w.size();
    int mn=2147483647;
    for(int i=0;i<n;i++){
        mn=min(mn,w[i]);
    }
    vector<int>v[2];
    for(int i=0;i<n;i++){
        v[w[i]-mn].pb(i);
    }
    vector<int>ans;
    for(int i=0;i<=v[0].size();i++){
        for(int j=0;j<=v[1].size();j++){
            if(l<=i*mn+j*(mn+1)&&i*mn+j*(mn+1)<=u){
                for(int k=0;k<i;k++){
                    ans.pb(v[0][k]);
                }
                for(int k=0;k<j;k++){
                    ans.pb(v[1][k]);
                }
                return ans;
            }
        }
    }
    return ans;
}

Compilation message (stderr)

molecules.cpp: In function 'std::vector<int> find_subset(int, int, std::vector<int>)':
molecules.cpp:16:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   16 |     for(int i=0;i<=v[0].size();i++){
      |                 ~^~~~~~~~~~~~~
molecules.cpp:17:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   17 |         for(int j=0;j<=v[1].size();j++){
      |                     ~^~~~~~~~~~~~~

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