제출 #165287

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
165287		Segtree	Ancient Books (IOI17_books)	C++14	컴파일 에러	0 ms	0 KiB

books

#include<iostream>
#include<algorithm>
#include<vector>
#include"books.h"
using namespace std;
typedef long long ll;
#define chmin(a,b) a=min(a,b)
#define chmax(a,b) a=max(a,b)
#define N 1000010
ll minimum_walk(vector<int> p,int s){
    int n=p.size();
    ll sum=0;
    for(int i=0;i<n;i++)sum+=abs(i-p[i]);
    bool vis[N];
    for(int i=0;i<n;i++)vis[i]=0;
    vector<pair<int,int> >v;
    bool th=0;
    for(int i=0;i<n;i++){
	if(vis[i])continue;
	ll x=i;
	ll mi=1e17,ma=-1e17;
	while(1){
	    chmin(mi,x);
	    chmax(ma,x);
	    vis[x]=1;
	    x=p[x];
	    if(x==i)break;
	}
	if(mi!=ma){
	    v.push_back(make_pair(mi,ma));
	    if(mi<=s&&s<=ma)th=1;
	}
    }
    if(th==0)v.push_back(make_pair(s,s));
    else{
	int mi=1e9;
	for(int i=0;i<v.size();i++){
	    chmin(mi,abs(s-v[i].first));
	    chmin(mi,abs(s-v[i].second));
	}
	if(mi==1e9)return 0;
	sum+=mi*2;
    }
    sort(v.begin(),v.end());
    ll rnd=-1;
    for(int i=0;i<v.size();i++){
	if(~rnd&&rnd<v[i].first)sum+=2*(v[i].first-rnd);
	chmax(rnd,v[i].second);
    }
    return sum;
}

컴파일 시 표준 에러 (stderr) 메시지

books.cpp: In function 'll minimum_walk(std::vector<int>, int)':
books.cpp:37:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0;i<v.size();i++){
              ~^~~~~~~~~
books.cpp:46:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=0;i<v.size();i++){
                 ~^~~~~~~~~
books.cpp:8:29: error: no matching function for call to 'max(ll&, int&)'
 #define chmax(a,b) a=max(a,b)
                             ^
books.cpp:48:2: note: in expansion of macro 'chmax'
  chmax(rnd,v[i].second);
  ^~~~~
In file included from /usr/include/c++/7/bits/char_traits.h:39:0,
                 from /usr/include/c++/7/ios:40,
                 from /usr/include/c++/7/ostream:38,
                 from /usr/include/c++/7/iostream:39,
                 from books.cpp:1:
/usr/include/c++/7/bits/stl_algobase.h:219:5: note: candidate: template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)
     max(const _Tp& __a, const _Tp& __b)
     ^~~
/usr/include/c++/7/bits/stl_algobase.h:219:5: note:   template argument deduction/substitution failed:
books.cpp:8:29: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
 #define chmax(a,b) a=max(a,b)
                             ^
books.cpp:48:2: note: in expansion of macro 'chmax'
  chmax(rnd,v[i].second);
  ^~~~~
In file included from /usr/include/c++/7/bits/char_traits.h:39:0,
                 from /usr/include/c++/7/ios:40,
                 from /usr/include/c++/7/ostream:38,
                 from /usr/include/c++/7/iostream:39,
                 from books.cpp:1:
/usr/include/c++/7/bits/stl_algobase.h:265:5: note: candidate: template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)
     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
     ^~~
/usr/include/c++/7/bits/stl_algobase.h:265:5: note:   template argument deduction/substitution failed:
books.cpp:8:29: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
 #define chmax(a,b) a=max(a,b)
                             ^
books.cpp:48:2: note: in expansion of macro 'chmax'
  chmax(rnd,v[i].second);
  ^~~~~
In file included from /usr/include/c++/7/algorithm:62:0,
                 from books.cpp:2:
/usr/include/c++/7/bits/stl_algo.h:3462:5: note: candidate: template<class _Tp> constexpr _Tp std::max(std::initializer_list<_Tp>)
     max(initializer_list<_Tp> __l)
     ^~~
/usr/include/c++/7/bits/stl_algo.h:3462:5: note:   template argument deduction/substitution failed:
books.cpp:8:29: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
 #define chmax(a,b) a=max(a,b)
                             ^
books.cpp:48:2: note: in expansion of macro 'chmax'
  chmax(rnd,v[i].second);
  ^~~~~
In file included from /usr/include/c++/7/algorithm:62:0,
                 from books.cpp:2:
/usr/include/c++/7/bits/stl_algo.h:3468:5: note: candidate: template<class _Tp, class _Compare> constexpr _Tp std::max(std::initializer_list<_Tp>, _Compare)
     max(initializer_list<_Tp> __l, _Compare __comp)
     ^~~
/usr/include/c++/7/bits/stl_algo.h:3468:5: note:   template argument deduction/substitution failed:
books.cpp:8:29: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
 #define chmax(a,b) a=max(a,b)
                             ^
books.cpp:48:2: note: in expansion of macro 'chmax'
  chmax(rnd,v[i].second);
  ^~~~~