Submission #629756

#	Time	Username	Problem	Language	Result	Execution time	Memory
629756		aebov	Cloud Computing (CEOI18_clo)	C++17	Compilation error	0 ms	0 KiB

clo

#include<iostream>
#include<algorithm>
#include<bitset>
#include<vector>
#define pb push_back
using namespace std;

long long int n,a,b,y[21];
long long int inf = (long long)1e17+17;
long long int ans=inf;

int f(int x)
{
	if(__builtin_popcount(x)<a-1)return inf;
	vector<int> pos;
	for(int i=0;i<b;i++)if((x>>i)%2==1)pos.pb(i);
	pos.pb(n-1);
	long long int ret=0LL;
	long long int tm2=0LL;
	for(int i=0;i<=pos[0];i++)tm2+=y[i];
	ret|=tm2;
	for(int i=1;i<pos.size();i++){
		tm2=0;
		for(int j=pos[i-1]+1;j<=pos[i];j++)tm2+=y[j];
		ret|=tm2;
	}
	//bitset<5> tb = x;
	//cout<<tb<< " "<<ret<<endl;
	return ret;
}
int main()
{
	ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
	cin>>n>>a>>b;
	for(int i=0;i<n;i++)cin>>y[i];

	for(int i=0;i<(1<<b);i++){
		ans=min(ans,f(i));
	}
	cout<<ans<<endl;
}

Compilation message (stderr)

clo.cpp: In function 'int f(int)':
clo.cpp:22:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   22 |  for(int i=1;i<pos.size();i++){
      |              ~^~~~~~~~~~~
clo.cpp: In function 'int main()':
clo.cpp:38:19: error: no matching function for call to 'min(long long int&, int)'
   38 |   ans=min(ans,f(i));
      |                   ^
In file included from /usr/include/c++/10/bits/char_traits.h:39,
                 from /usr/include/c++/10/ios:40,
                 from /usr/include/c++/10/ostream:38,
                 from /usr/include/c++/10/iostream:39,
                 from clo.cpp:1:
/usr/include/c++/10/bits/stl_algobase.h:230:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  230 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/10/bits/stl_algobase.h:230:5: note:   template argument deduction/substitution failed:
clo.cpp:38:19: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   38 |   ans=min(ans,f(i));
      |                   ^
In file included from /usr/include/c++/10/bits/char_traits.h:39,
                 from /usr/include/c++/10/ios:40,
                 from /usr/include/c++/10/ostream:38,
                 from /usr/include/c++/10/iostream:39,
                 from clo.cpp:1:
/usr/include/c++/10/bits/stl_algobase.h:278:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  278 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/10/bits/stl_algobase.h:278:5: note:   template argument deduction/substitution failed:
clo.cpp:38:19: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   38 |   ans=min(ans,f(i));
      |                   ^
In file included from /usr/include/c++/10/algorithm:62,
                 from clo.cpp:2:
/usr/include/c++/10/bits/stl_algo.h:3468:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(std::initializer_list<_Tp>)'
 3468 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/10/bits/stl_algo.h:3468:5: note:   template argument deduction/substitution failed:
clo.cpp:38:19: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   38 |   ans=min(ans,f(i));
      |                   ^
In file included from /usr/include/c++/10/algorithm:62,
                 from clo.cpp:2:
/usr/include/c++/10/bits/stl_algo.h:3474:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(std::initializer_list<_Tp>, _Compare)'
 3474 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/10/bits/stl_algo.h:3474:5: note:   template argument deduction/substitution failed:
clo.cpp:38:19: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   38 |   ans=min(ans,f(i));
      |                   ^