제출 #875707

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
875707		nasir_bashirov	Detecting Molecules (IOI16_molecules)	C++11	컴파일 에러	0 ms	0 KiB

molecules

#include "molecules.h"
#include <bits/stdc++.h>
using namespace std;

#define db long double
#define ll long long
#define pii pair<int, int>
#define pll pair<ll, ll>
#define vi vector<int>
#define vl vector<ll>
#define vii vector<pii>
#define vll vector<pll>
#define endl '\n'
#define all(x) x.begin(), x.end()
#define fastio\
    ios_base::sync_with_stdio(0);\
    cin.tie(0);\
    cout.tie(0)\

vl find_subset(ll x, ll y, vl w) {
    vl org = w;
    sort(all(w));
    ll s = 0, l = 0;
    for(int i = 0; i < w.size(); i++){
        s += w[i];
        while(l < i and s > y){
            s -= w[l];
            l++;
        }
        if(s >= x and s <= y){
            vl res;
            map<ll, ll> cnt;
            for(int j = l; j <= i; j++) cnt[w[j]]++;
            for(int j = 0; j < w.size(); j++){
                if(cnt[org[j]]) res.push_back(j), cnt[org[j]]--;
            }
            return res;
        }
    } 
    vl res;
    return res;
}

컴파일 시 표준 에러 (stderr) 메시지

molecules.cpp: In function 'std::vector<long long int> find_subset(long long int, long long int, std::vector<long long int>)':
molecules.cpp:24:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   24 |     for(int i = 0; i < w.size(); i++){
      |                    ~~^~~~~~~~~~
molecules.cpp:34:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   34 |             for(int j = 0; j < w.size(); j++){
      |                            ~~^~~~~~~~~~
/usr/bin/ld: /tmp/cc9Vw8Gn.o: in function `main':
grader.cpp:(.text.startup+0x13d): undefined reference to `find_subset(int, int, std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status