제출 #761927

#제출 시각아이디문제언어결과실행 시간메모리
761927AirCirclesDetecting Molecules (IOI16_molecules)C++17
컴파일 에러
0 ms0 KiB
#include "molecules.h" #include <bits/stdc++.h> using namespace std; typedef vector<long long> vec; typedef long long ll; vec find_subset(ll l, ll u, vec w ){ int n=w.size(); vec dm(0); vector<pair<ll,ll> >dn(n); for(int i=0;i<n;i++){ dn[i].first=w[i]; dn[i].second=i; } sort(dn.begin(),dn.end()); vec mi(n),mx(n); mi[0]=dn[0].first; mx[0]=dn[n-1].first; for(int i=1;i<n;i++){ mi[i]=mi[i-1]+dn[i].first; mx[i]=mx[i-1]+dn[n-1-i].first; } for(int i=0;i<n;i++){ if(mi[i]>u||mx[i]<l){ if(mx[i]<l){ continue; }else{ dm.resize(1,0); break; } }else{ ll k=mi[i]; int kk=n; for(int j=0;j<n;j++){ if(k>=l){ kk=j; break; }else{ k+=dn[n-1-j].first-dn[j].first; } } for(int j=kk;j<=i;j++){ dm.push_back(dn[j].second); } for(int j=n-1;j>=n-kk;j--){ dm.push_back(dn[j].second); } break; } } return dm; }

컴파일 시 표준 에러 (stderr) 메시지

/usr/bin/ld: /tmp/ccCMYrTj.o: in function `main':
grader.cpp:(.text.startup+0x18d): undefined reference to `find_subset(int, int, std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status