oj.uz

Submission #208129

# Submission time Handle Problem Language Result Execution time Memory
208129 2020-03-10T04:56:15 Z YJU Watching (JOI13_watching) C++14
Compilation error
 0 ms 0 KB 
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<ll,ll> pll;
typedef long double ld;
const ll MOD=1e9+7;
const ll N=2e3+5;
const ld pi=3.14159265359;
const ll INF=(1LL<<62);
#define REP(i,n) for(ll i=0;i<n;i++)
#define REP1(i,n) for(ll i=1;i<=n;i++)
#define pb push_back
#define mp make_pair
#define X first
#define Y second
#define setp setprecision
#define lwb lower_bound
#define SZ(a) (ll)a.size()

ll n,P,Q,x,DP[N][N];
vector<ll> v;

bool b(ll k){
	memset(DP,-1,sizeof(DP));
	DP[0][0]=0;
	REP(i,P+1)REP(j,Q+1){
		DP[i][j+1]=max(DP[i][j+1],lwb(v.begin(),v.end(),v[DP[i][j]]+2*k)-v.begin());
		DP[i+1][j]=max(DP[i+1][j],lwb(v.begin(),v.end(),v[DP[i][j]]+1*k)-v.begin());
		if(DP[i][j]==n)return 1;
	}
	return 0;
}

int main(){
	ios_base::sync_with_stdio(0);cin.tie(0);
	cin>>n>>P>>Q;
	P=min(P,n);Q=min(Q,n);
	REP(i,n)cin>>x,v.pb(x);
	sort(v.begin(),v.end());
	ll l=-1,r=MOD;
	while(r-l>1){
		(b((r+l)/2)?r=(r+l)/2:l=(r+l)/2);
	}
	cout<<r<<"\n";
	return 0;
}

Compilation message

watching.cpp: In function 'bool b(ll)':
watching.cpp:27:77: error: no matching function for call to 'max(ll&, __gnu_cxx::__normal_iterator<long long int*, std::vector<long long int> >::difference_type)'
   DP[i][j+1]=max(DP[i][j+1],lwb(v.begin(),v.end(),v[DP[i][j]]+2*k)-v.begin());
                                                                             ^
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/istream:38,
                 from /usr/include/c++/7/sstream:38,
                 from /usr/include/c++/7/complex:45,
                 from /usr/include/c++/7/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
                 from watching.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:
watching.cpp:27:77: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and '__gnu_cxx::__normal_iterator<long long int*, std::vector<long long int> >::difference_type {aka long int}')
   DP[i][j+1]=max(DP[i][j+1],lwb(v.begin(),v.end(),v[DP[i][j]]+2*k)-v.begin());
                                                                             ^
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/istream:38,
                 from /usr/include/c++/7/sstream:38,
                 from /usr/include/c++/7/complex:45,
                 from /usr/include/c++/7/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
                 from watching.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:
watching.cpp:27:77: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and '__gnu_cxx::__normal_iterator<long long int*, std::vector<long long int> >::difference_type {aka long int}')
   DP[i][j+1]=max(DP[i][j+1],lwb(v.begin(),v.end(),v[DP[i][j]]+2*k)-v.begin());
                                                                             ^
In file included from /usr/include/c++/7/algorithm:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
                 from watching.cpp:1:
/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:
watching.cpp:27:77: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   DP[i][j+1]=max(DP[i][j+1],lwb(v.begin(),v.end(),v[DP[i][j]]+2*k)-v.begin());
                                                                             ^
In file included from /usr/include/c++/7/algorithm:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
                 from watching.cpp:1:
/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:
watching.cpp:27:77: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   DP[i][j+1]=max(DP[i][j+1],lwb(v.begin(),v.end(),v[DP[i][j]]+2*k)-v.begin());
                                                                             ^
watching.cpp:28:77: error: no matching function for call to 'max(ll&, __gnu_cxx::__normal_iterator<long long int*, std::vector<long long int> >::difference_type)'
   DP[i+1][j]=max(DP[i+1][j],lwb(v.begin(),v.end(),v[DP[i][j]]+1*k)-v.begin());
                                                                             ^
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/istream:38,
                 from /usr/include/c++/7/sstream:38,
                 from /usr/include/c++/7/complex:45,
                 from /usr/include/c++/7/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
                 from watching.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:
watching.cpp:28:77: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and '__gnu_cxx::__normal_iterator<long long int*, std::vector<long long int> >::difference_type {aka long int}')
   DP[i+1][j]=max(DP[i+1][j],lwb(v.begin(),v.end(),v[DP[i][j]]+1*k)-v.begin());
                                                                             ^
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/istream:38,
                 from /usr/include/c++/7/sstream:38,
                 from /usr/include/c++/7/complex:45,
                 from /usr/include/c++/7/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
                 from watching.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:
watching.cpp:28:77: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and '__gnu_cxx::__normal_iterator<long long int*, std::vector<long long int> >::difference_type {aka long int}')
   DP[i+1][j]=max(DP[i+1][j],lwb(v.begin(),v.end(),v[DP[i][j]]+1*k)-v.begin());
                                                                             ^
In file included from /usr/include/c++/7/algorithm:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
                 from watching.cpp:1:
/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:
watching.cpp:28:77: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   DP[i+1][j]=max(DP[i+1][j],lwb(v.begin(),v.end(),v[DP[i][j]]+1*k)-v.begin());
                                                                             ^
In file included from /usr/include/c++/7/algorithm:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
                 from watching.cpp:1:
/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:
watching.cpp:28:77: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   DP[i+1][j]=max(DP[i+1][j],lwb(v.begin(),v.end(),v[DP[i][j]]+1*k)-v.begin());
                                                                             ^