제출 #299363

#제출 시각UTC-0아이디문제언어결과실행 시간메모리
2993632020-09-14 19:42:39oscarsierra12Detecting Molecules (IOI16_molecules)C++14
0 / 100
1 ms256 KiB
#include "molecules.h"
#include <bits/stdc++.h>
using namespace std ;
vector <pair<int,int>> wr ;
std::vector<int> find_subset(int l, int u, std::vector<int> w) {
vector <int> ans, ot ;
if ( *min_element (w.begin(), w.end()) > u ) return std::vector<int>(0) ;
for ( int i = 0 ; i < w.size() ; ++i ) {
wr.push_back ( {w[i], i} ) ;
if ( w[i] >= l && w[i] <= u ) {
ans.push_back ( i ) ;
return ans ;
}
}
long long s = 0 ;
int sz = w.size() ;
sort ( wr.begin(), wr.end() ) ;
for ( int i = 0 ; i < sz ; ++i ) {
s += wr[i].first ;
if ( s >= l ) {
if ( s <= u ) {
sort ( ans.begin(), ans.end() ) ;
return ans ;
}
s -= wr[i].first ;
int s2 = 0 ;
for ( int j = sz - 1 ; j >= sz - i ; --j ) s2 += wr[i].first ;
if ( s2 < l ) return std::vector <int> (0) ;
 
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컴파일 시 표준 에러 (stderr) 메시지

molecules.cpp: In function 'std::vector<int> find_subset(int, int, std::vector<int>)':
molecules.cpp:10:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   10 |     for ( int i = 0 ; i < w.size() ; ++i ) {
      |                       ~~^~~~~~~~~~
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