Submission #70266

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
70266	2018-08-22T14:23:46 Z	MANcity	Dreaming (IOI13_dreaming)	C++14	Compilation error	0 ms	0 KB

dreaming

#include<iostream>
#include<cstdio>
#include<fstream>
#include<algorithm>
#include<cmath>
#include<map>
#include<queue>
#include<set>
#include<stack>
#include<string>
#include<cstring>
#include<vector>
#include "dreaming.h"
using namespace std;
#define for1(i,n) for(int i=1;i<=(int)n;i++)
#define for0(i,n) for(int i=0;i<=(int)n;i++)
#define forn(i,n) for(int i=n;i>=1;i--)
#define fo(i,x,y) for(int i=x;i<=(int)y;i++)
#define fr(i,x,y) for(int i=x;i>=(int)y;i--)
#define pb push_back
#define mp make_pair
#define LL long long
const LL Mod=1000*1000*1000+7;
vector<vector<pair<int,int> > > g(100002);
int max1[100002];
int pos[100002];
int max2[100002];
int verHi[100002];
int used[100002];
int ANSWER;
int DIAM=0;
void dfs_fordown(int v,int p)
{
    used[v]=1;
    for0(j,g[v].size()-1)
    {
        int to=g[v][j].first;
        int len=g[v][j].second;
        if(to!=p)
        {
            dfs_fordown(to,v);
            if((max1[to]+len)>=max1[v])
            {
                max2[v]=max1[v];
                max1[v]=(max1[to]+len);
                pos[v]=to;
            }
            else
            {
                if((max1[to]+len)>max2[v])
                    max2[v]=max1[to]+len;
            }
        }
    }
}
int dfs_forup(int v,int p,int lenpar)
{
    if(p!=-1)
    {
        if(pos[p]==v)
            verHi[v]=max(verHi[p],max2[p])+lenpar;
        else
            verHi[v]=max(verHi[p],max1[p])+lenpar;
    }
    for0(j,g[v].size()-1)
    {
        int to=g[v][j].first;
        int len=g[v][j].second;
        if(to!=p)
        {
            dfs_forup(to,v,len);
        }
    }
    //cout<<v<<" "<<verHi[v]<<" "<<max1[v]<<endl;
    ANSWER=min(ANSWER,max(verHi[v],max1[v]));
    DIAM=max(DIAM,max(verHi[v],max1[v]));
}
int travelTime(int N, int M, int L, int A[], int B[], int T[]) {
    for0(i,M-1)
    {
        g[A[i]].pb({B[i],T[i]});
        g[B[i]].pb({A[i],T[i]});
    }
    vector<int> D;
    int ANS=0;
    for0(i,N-1)
    {
        if(used[i]==0)
        {
            DIAM=0;
            ANSWER=1000000002;
            dfs_fordown(i,-1);
            dfs_forup(i,-1,0);
            ANS=max(ANS,DIAM);
            D.push_back(ANSWER);
        }
    }
    int l=D.size();
    if(l==1)
        return max(ANS,D[0]);
    if(l==2)
        return max(D[0]+D[1]+L,ANS);
    sort(D.begin(),D.end());
    ANS=max([l-1]+D[l-2]+L,ANS));
    ANS=max(ANS,D[l-2]+D[l-3]+L+L);
    return ANS;
}
/*
7 5
1
0 1 30
0 2 2
0 3 30
4 5 4
4 6 5
*/

Compilation message

dreaming.cpp: In function 'int dfs_forup(int, int, int)':
dreaming.cpp:77:1: warning: no return statement in function returning non-void [-Wreturn-type]
 }
 ^
dreaming.cpp: In function 'int travelTime(int, int, int, int*, int*, int*)':
dreaming.cpp:104:15: error: expected ',' before '-' token
     ANS=max([l-1]+D[l-2]+L,ANS));
               ^
dreaming.cpp:104:15: error: expected identifier before '-' token
dreaming.cpp: In lambda function:
dreaming.cpp:104:18: error: expected '{' before '+' token
     ANS=max([l-1]+D[l-2]+L,ANS));
                  ^
dreaming.cpp: In function 'int travelTime(int, int, int, int*, int*, int*)':
dreaming.cpp:104:18: error: no match for 'operator+' (operand types are 'travelTime(int, int, int, int*, int*, int*)::<lambda()>' and '__gnu_cxx::__alloc_traits<std::allocator<int> >::value_type {aka int}')
     ANS=max([l-1]+D[l-2]+L,ANS));
In file included from /usr/include/c++/7/bits/stl_algobase.h:67:0,
                 from /usr/include/c++/7/bits/char_traits.h:39,
                 from /usr/include/c++/7/ios:40,
                 from /usr/include/c++/7/ostream:38,
                 from /usr/include/c++/7/iostream:39,
                 from dreaming.cpp:1:
/usr/include/c++/7/bits/stl_iterator.h:397:5: note: candidate: template<class _Iterator> std::reverse_iterator<_Iterator> std::operator+(typename std::reverse_iterator<_Iterator>::difference_type, const std::reverse_iterator<_Iterator>&)
     operator+(typename reverse_iterator<_Iterator>::difference_type __n,
     ^~~~~~~~
/usr/include/c++/7/bits/stl_iterator.h:397:5: note:   template argument deduction/substitution failed:
dreaming.cpp:104:24: note:   mismatched types 'const std::reverse_iterator<_Iterator>' and '__gnu_cxx::__alloc_traits<std::allocator<int> >::value_type {aka int}'
     ANS=max([l-1]+D[l-2]+L,ANS));
                        ^
In file included from /usr/include/c++/7/bits/stl_algobase.h:67:0,
                 from /usr/include/c++/7/bits/char_traits.h:39,
                 from /usr/include/c++/7/ios:40,
                 from /usr/include/c++/7/ostream:38,
                 from /usr/include/c++/7/iostream:39,
                 from dreaming.cpp:1:
/usr/include/c++/7/bits/stl_iterator.h:1198:5: note: candidate: template<class _Iterator> std::move_iterator<_IteratorL> std::operator+(typename std::move_iterator<_IteratorL>::difference_type, const std::move_iterator<_IteratorL>&)
     operator+(typename move_iterator<_Iterator>::difference_type __n,
     ^~~~~~~~
/usr/include/c++/7/bits/stl_iterator.h:1198:5: note:   template argument deduction/substitution failed:
dreaming.cpp:104:24: note:   mismatched types 'const std::move_iterator<_IteratorL>' and '__gnu_cxx::__alloc_traits<std::allocator<int> >::value_type {aka int}'
     ANS=max([l-1]+D[l-2]+L,ANS));
                        ^
In file included from /usr/include/c++/7/string:52:0,
                 from /usr/include/c++/7/bits/locale_classes.h:40,
                 from /usr/include/c++/7/bits/ios_base.h:41,
                 from /usr/include/c++/7/ios:42,
                 from /usr/include/c++/7/ostream:38,
                 from /usr/include/c++/7/iostream:39,
                 from dreaming.cpp:1:
/usr/include/c++/7/bits/basic_string.h:5876:5: note: candidate: template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Alloc> std::operator+(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&, const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&)
     operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
     ^~~~~~~~
/usr/include/c++/7/bits/basic_string.h:5876:5: note:   template argument deduction/substitution failed:
dreaming.cpp:104:24: note:   'travelTime(int, int, int, int*, int*, int*)::<lambda()>' is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>'
     ANS=max([l-1]+D[l-2]+L,ANS));
                        ^
In file included from /usr/include/c++/7/string:53:0,
                 from /usr/include/c++/7/bits/locale_classes.h:40,
                 from /usr/include/c++/7/bits/ios_base.h:41,
                 from /usr/include/c++/7/ios:42,
                 from /usr/include/c++/7/ostream:38,
                 from /usr/include/c++/7/iostream:39,
                 from dreaming.cpp:1:
/usr/include/c++/7/bits/basic_string.tcc:1157:5: note: candidate: template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Alloc> std::operator+(const _CharT*, const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&)
     operator+(const _CharT* __lhs,
     ^~~~~~~~
/usr/include/c++/7/bits/basic_string.tcc:1157:5: note:   template argument deduction/substitution failed:
dreaming.cpp:104:24: note:   mismatched types 'const _CharT*' and 'travelTime(int, int, int, int*, int*, int*)::<lambda()>'
     ANS=max([l-1]+D[l-2]+L,ANS));
                        ^
In file included from /usr/include/c++/7/string:53:0,
                 from /usr/include/c++/7/bits/locale_classes.h:40,
                 from /usr/include/c++/7/bits/ios_base.h:41,
                 from /usr/include/c++/7/ios:42,
                 from /usr/include/c++/7/ostream:38,
                 from /usr/include/c++/7/iostream:39,
                 from dreaming.cpp:1:
/usr/include/c++/7/bits/basic_string.tcc:1173:5: note: candidate: template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Alloc> std::operator+(_CharT, const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&)
     operator+(_CharT __lhs, const basic_string<_CharT, _Traits, _Alloc>& __rhs)
     ^~~~~~~~
/usr/include/c++/7/bits/basic_string.tcc:1173:5: note:   template argument deduction/substitution failed:
dreaming.cpp:104:24: note:   mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>' and '__gnu_cxx::__alloc_traits<std::allocator<int> >::value_type {aka int}'
     ANS=max([l-1]+D[l-2]+L,ANS));
                        ^
In file included from /usr/include/c++/7/string:52:0,
                 from /usr/include/c++/7/bits/locale_classes.h:40,
                 from /usr/include/c++/7/bits/ios_base.h:41,
                 from /usr/include/c++/7/ios:42,
                 from /usr/include/c++/7/ostream:38,
                 from /usr/include/c++/7/iostream:39,
                 from dreaming.cpp:1:
/usr/include/c++/7/bits/basic_string.h:5913:5: note: candidate: template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Alloc> std::operator+(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&, const _CharT*)
     operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
     ^~~~~~~~
/usr/include/c++/7/bits/basic_string.h:5913:5: note:   template argument deduction/substitution failed:
dreaming.cpp:104:24: note:   'travelTime(int, int, int, int*, int*, int*)::<lambda()>' is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>'
     ANS=max([l-1]+D[l-2]+L,ANS));
                        ^
In file included from /usr/include/c++/7/string:52:0,
                 from /usr/include/c++/7/bits/locale_classes.h:40,
                 from /usr/include/c++/7/bits/ios_base.h:41,
                 from /usr/include/c++/7/ios:42,
                 from /usr/include/c++/7/ostream:38,
                 from /usr/include/c++/7/iostream:39,
                 from dreaming.cpp:1:
/usr/include/c++/7/bits/basic_string.h:5929:5: note: candidate: template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Alloc> std::operator+(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&, _CharT)
     operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs, _CharT __rhs)
     ^~~~~~~~
/usr/include/c++/7/bits/basic_string.h:5929:5: note:   template argument deduction/substitution failed:
dreaming.cpp:104:24: note:   'travelTime(int, int, int, int*, int*, int*)::<lambda()>' is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>'
     ANS=max([l-1]+D[l-2]+L,ANS));
                        ^
In file included from /usr/include/c++/7/string:52:0,
                 from /usr/include/c++/7/bits/locale_classes.h:40,
                 from /usr/include/c++/7/bits/ios_base.h:41,
                 from /usr/include/c++/7/ios:42,
                 from /usr/include/c++/7/ostream:38,
                 from /usr/include/c++/7/iostream:39,
                 from dreaming.cpp:1:
/usr/include/c++/7/bits/basic_string.h:5941:5: note: candidate: template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Alloc> std::operator+(std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&&, const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&)
     operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
     ^~~~~~~~
/usr/include/c++/7/bits/basic_string.h:5941:5: note:   template argument deduction/substitution failed:
dreaming.cpp:104:24: note:   'travelTime(int, int, int, int*, int*, int*)::<lambda()>' is not derived from 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>'
     ANS=max([l-1]+D[l-2]+L,ANS));
                        ^
In file included from /usr/include/c++/7/string:52:0,
                 from /usr/include/c++/7/bits/locale_classes.h:40,
                 from /usr/include/c++/7/bits/ios_base.h:41,
                 from /usr/include/c++/7/ios:42,
                 from /usr/include/c++/7/ostream:38,
                 from /usr/include/c++/7/iostream:39,
                 from dreaming.cpp:1:
/usr/include/c++/7/bits/basic_string.h:5947:5: note: candidate: template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Alloc> std::operator+(const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&, std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&&)
     operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
     ^~~~~~~~
/usr/include/c++/7/bits/basic_string.h:5947:5: note:   template argument deduction/substitution failed:
dreaming.cpp:104:24: note:   'travelTime(int, int, int, int*, int*, int*)::<lambda()>' is not derived from 'const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>'
     ANS=max([l-1]+D[l-2]+L,ANS));
                        ^
In file included from /usr/include/c++/7/string:52:0,
                 from /usr/include/c++/7/bits/locale_classes.h:40,
                 from /usr/include/c++/7/bits/ios_base.h:41,
                 from /usr/include/c++/7/ios:42,
                 from /usr/include/c++/7/ostream:38,
                 from /usr/include/c++/7/iostream:39,
                 from dreaming.cpp:1:
/usr/include/c++/7/bits/basic_string.h:5953:5: note: candidate: template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Alloc> std::operator+(std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&&, std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&&)
     operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
     ^~~~~~~~
/usr/include/c++/7/bits/basic_string.h:5953:5: note:   template argument deduction/substitution failed:
dreaming.cpp:104:24: note:   'travelTime(int, int, int, int*, int*, int*)::<lambda()>' is not derived from 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>'
     ANS=max([l-1]+D[l-2]+L,ANS));
                        ^
In file included from /usr/include/c++/7/string:52:0,
                 from /usr/include/c++/7/bits/locale_classes.h:40,
                 from /usr/include/c++/7/bits/ios_base.h:41,
                 from /usr/include/c++/7/ios:42,
                 from /usr/include/c++/7/ostream:38,
                 from /usr/include/c++/7/iostream:39,
                 from dreaming.cpp:1:
/usr/include/c++/7/bits/basic_string.h:5965:5: note: candidate: template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Alloc> std::operator+(const _CharT*, std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&&)
     operator+(const _CharT* __lhs,
     ^~~~~~~~
/usr/include/c++/7/bits/basic_string.h:5965:5: note:   template argument deduction/substitution failed:
dreaming.cpp:104:24: note:   mismatched types 'const _CharT*' and 'travelTime(int, int, int, int*, int*, int*)::<lambda()>'
     ANS=max([l-1]+D[l-2]+L,ANS));
                        ^
In file included from /usr/include/c++/7/string:52:0,
                 from /usr/include/c++/7/bits/locale_classes.h:40,
                 from /usr/include/c++/7/bits/ios_base.h:41,
                 from /usr/include/c++/7/ios:42,
                 from /usr/include/c++/7/ostream:38,
                 from /usr/include/c++/7/iostream:39,
                 from dreaming.cpp:1:
/usr/include/c++/7/bits/basic_string.h:5971:5: note: candidate: template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Alloc> std::operator+(_CharT, std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&&)
     operator+(_CharT __lhs,
     ^~~~~~~~
/usr/include/c++/7/bits/basic_string.h:5971:5: note:   template argument deduction/substitution failed:
dreaming.cpp:104:24: note:   mismatched types 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>' and '__gnu_cxx::__alloc_traits<std::allocator<int> >::value_type {aka int}'
     ANS=max([l-1]+D[l-2]+L,ANS));
                        ^
In file included from /usr/include/c++/7/string:52:0,
                 from /usr/include/c++/7/bits/locale_classes.h:40,
                 from /usr/include/c++/7/bits/ios_base.h:41,
                 from /usr/include/c++/7/ios:42,
                 from /usr/include/c++/7/ostream:38,
                 from /usr/include/c++/7/iostream:39,
                 from dreaming.cpp:1:
/usr/include/c++/7/bits/basic_string.h:5977:5: note: candidate: template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Alloc> std::operator+(std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&&, const _CharT*)
     operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
     ^~~~~~~~
/usr/include/c++/7/bits/basic_string.h:5977:5: note:   template argument deduction/substitution failed:
dreaming.cpp:104:24: note:   'travelTime(int, int, int, int*, int*, int*)::<lambda()>' is not derived from 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>'
     ANS=max([l-1]+D[l-2]+L,ANS));
                        ^
In file included from /usr/include/c++/7/string:52:0,
                 from /usr/include/c++/7/bits/locale_classes.h:40,
                 from /usr/include/c++/7/bits/ios_base.h:41,
                 from /usr/include/c++/7/ios:42,
                 from /usr/include/c++/7/ostream:38,
                 from /usr/include/c++/7/iostream:39,
                 from dreaming.cpp:1:
/usr/include/c++/7/bits/basic_string.h:5983:5: note: candidate: template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Alloc> std::operator+(std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&&, _CharT)
     operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
     ^~~~~~~~
/usr/include/c++/7/bits/basic_string.h:5983:5: note:   template argument deduction/substitution failed:
dreaming.cpp:104:24: note:   'travelTime(int, int, int, int*, int*, int*)::<lambda()>' is not derived from 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>'
     ANS=max([l-1]+D[l-2]+L,ANS));
                        ^
In file included from /usr/include/c++/7/deque:64:0,
                 from /usr/include/c++/7/queue:60,
                 from dreaming.cpp:7:
/usr/include/c++/7/bits/stl_deque.h:374:5: note: candidate: template<class _Tp, class _Ref, class _Ptr> std::_Deque_iterator<_Tp, _Ref, _Ptr> std::operator+(std::ptrdiff_t, const std::_Deque_iterator<_Tp, _Ref, _Ptr>&)
     operator+(ptrdiff_t __n, const _Deque_iterator<_Tp, _Ref, _Ptr>& __x)
     ^~~~~~~~
/usr/include/c++/7/bits/stl_deque.h:374:5: note:   template argument deduction/substitution failed:
dreaming.cpp:104:24: note:   mismatched types 'const std::_Deque_iterator<_Tp, _Ref, _Ptr>' and '__gnu_cxx::__alloc_traits<std::allocator<int> >::value_type {aka int}'
     ANS=max([l-1]+D[l-2]+L,ANS));
                        ^
In file included from /usr/include/c++/7/vector:65:0,
                 from /usr/include/c++/7/queue:61,
                 from dreaming.cpp:7:
/usr/include/c++/7/bits/stl_bvector.h:297:3: note: candidate: std::_Bit_iterator std::operator+(std::ptrdiff_t, const std::_Bit_iterator&)
   operator+(ptrdiff_t __n, const _Bit_iterator& __x)
   ^~~~~~~~
/usr/include/c++/7/bits/stl_bvector.h:297:3: note:   no known conversion for argument 1 from 'travelTime(int, int, int, int*, int*, int*)::<lambda()>' to 'std::ptrdiff_t {aka long int}'
/usr/include/c++/7/bits/stl_bvector.h:387:3: note: candidate: std::_Bit_const_iterator std::operator+(std::ptrdiff_t, const std::_Bit_const_iterator&)
   operator+(ptrdiff_t __n, const _Bit_const_iterator& __x)
   ^~~~~~~~
/usr/include/c++/7/bits/stl_bvector.h:387:3: note:   no known conversion for argument 1 from 'travelTime(int, int, int, int*, int*, int*)::<lambda()>' to 'std::ptrdiff_t {aka long int}'