제출 #262822

#제출 시각아이디문제언어결과실행 시간메모리
262822uacoder123로봇 (IOI13_robots)C++14
컴파일 에러
0 ms0 KiB
#include <bits/stdc++.h> #include "robots.h" using namespace std; #define F first #define S second #define FOR(i,a,b) for (auto i = (a); i <= (b); ++i) #define NFOR(i,a,b) for(auto i = (a); i >= (b); --i) #define all(x) (x).begin(), (x).end() #define sz(x) int(x.size()) #define mp(i,a) make_pair(i,a) #define pb(a) push_back(a) #define bit(x,b) (x&(1LL<<b)) typedef pair <int,int> ii; typedef pair <int,ii> iii; typedef vector <int> vi; int t,a,b; vector<ii> v; vi v1,v2; int check(int m) { int j=0; multiset<int> s; for(int i=0;i<a;++i) { while(j!=t&&v[j].F<v1[i]) { s.insert(v[j].S); j++; } int co=0; while(co!=m&&s.size()) { s.erase(((--s.end()))); co++; } } while(j!=t) { s.insert(v[j].S); j++; } for(int i=0;i<b;++i) { int co=0; if(!s.size()) return 1; while(co!=m&&s.size()&&(*s.begin())<v2[i]) { s.erase((s.begin())); co++; } } if(s.size()) return 0; return 1; } int putaway(int A, int B, int T, int X[], int Y[], int W[], int S[]) { t=T; a=A; b=B; for(int i=0;i<a;++i) v1.pb(X[i]); for(int i=0;i<b;++i) v2.pb(Y[i]); for(int i=0;i<t;++i) v.pb(mp(W[i],S[i])); sort(all(v)); sort(all(v1)); sort(all(v2)); int ma=0; for(int i=t-1;i>=0;--i) { if(v1.size()&&(v[i].F<v1.back())) break; else ma=max(v1[i].S,ma); } if(v2.size()&&ma>=v2.back()) return -1; int l=(t)/(a+b),r=t,ans=t; while(l<=r) { int m=(l+r)/2; if(check(m)) { r=m-1; ans=m; } else l=m+1; } return ans; }

컴파일 시 표준 에러 (stderr) 메시지

robots.cpp: In function 'int putaway(int, int, int, int*, int*, int*, int*)':
robots.cpp:5:19: error: request for member 'second' in 'v1.std::vector<int>::operator[](((std::vector<int>::size_type)i))', which is of non-class type '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'}
    5 |         #define S second
      |                   ^~~~~~
robots.cpp:78:28: note: in expansion of macro 'S'
   78 |               ma=max(v1[i].S,ma);
      |                            ^