Submission #1242910

#	Time	Username	Problem	Language	Result	Execution time	Memory
1242910		MuhammadSaram	Distributing Candies (IOI21_candies)	C++20	Compilation error	0 ms	0 KiB

candies

#include "candies.h"
#include <bits/stdc++.h>

using namespace std;

#define ll long long

vector<int> distribute_candies(vector<int> c, vector<int> l, vector<int> r, vector<int> v) {
	int n=c.size(),q=l.size();
	vector<int> qu,ans(n);
	for (int i=0;i<q;i++)
		for (int j=l[i];j<=r[i];j++)
			qu[j].push_back(i);
	ll pre[q+1];
	for (int i=0;i<n;i++)
	{
		for(int j=0;j<=q;j++) pre[j]=0;
		for (int j:qu[i])
			pre[j+1]=v[j];
		ll mn=0, mx=0;
		for (int j=1;j<=q;j++)
			pre[j]+=pre[j-1], mx=max(mx,pre[j]), mn=min(mn,pre[j]);
		if (mx-mn<=c[i])
		{
			ans[i]=pre[q]-mn;
			continue;
		}
		mn=1e18, mx=0;
		for (int j=q;j>=0;j--)
		{
			ll pmx=mx, pmn=mn;
			mx=max(mx,pre[j]), mn=min(mn,pre[j]);
			if (mx-mn>c[i])
			{
				if (mn==pmn)
					ans[i]=pre[q]-mn;
				else
					ans[i]=c[i]-mx+pre[q];
				break;
			}
		}
	}
	return ans;
}

Compilation message (stderr)

candies.cpp: In function 'std::vector<int> distribute_candies(std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>)':
candies.cpp:13:31: error: request for member 'push_back' in 'qu.std::vector<int>::operator[](((std::vector<int>::size_type)j))', which is of non-class type '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'}
   13 |                         qu[j].push_back(i);
      |                               ^~~~~~~~~
candies.cpp:18:32: error: 'begin' was not declared in this scope
   18 |                 for (int j:qu[i])
      |                                ^
candies.cpp:18:32: note: suggested alternatives:
In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95,
                 from candies.cpp:2:
/usr/include/c++/11/valarray:1228:5: note:   'std::begin'
 1228 |     begin(const valarray<_Tp>& __va) noexcept
      |     ^~~~~
In file included from /usr/include/c++/11/string_view:48,
                 from /usr/include/c++/11/bits/basic_string.h:48,
                 from /usr/include/c++/11/string:55,
                 from /usr/include/c++/11/bits/locale_classes.h:40,
                 from /usr/include/c++/11/bits/ios_base.h:41,
                 from /usr/include/c++/11/ios:42,
                 from /usr/include/c++/11/istream:38,
                 from /usr/include/c++/11/sstream:38,
                 from /usr/include/c++/11/complex:45,
                 from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from candies.cpp:2:
/usr/include/c++/11/bits/ranges_base.h:561:44: note:   'std::ranges::__cust::begin'
  561 |     inline constexpr __cust_access::_Begin begin{};
      |                                            ^~~~~
In file included from /usr/include/c++/11/filesystem:46,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:129,
                 from candies.cpp:2:
/usr/include/c++/11/bits/fs_dir.h:549:3: note:   'std::filesystem::__cxx11::begin'
  549 |   begin(recursive_directory_iterator __iter) noexcept
      |   ^~~~~
In file included from /usr/include/c++/11/bits/stl_iterator_base_types.h:71,
                 from /usr/include/c++/11/bits/stl_algobase.h:65,
                 from /usr/include/c++/11/vector:60,
                 from candies.h:1,
                 from candies.cpp:1:
/usr/include/c++/11/bits/iterator_concepts.h:949:10: note:   'std::ranges::__cust_access::begin'
  949 |     void begin(const auto&) = delete;
      |          ^~~~~
candies.cpp:18:32: error: 'end' was not declared in this scope
   18 |                 for (int j:qu[i])
      |                                ^
candies.cpp:18:32: note: suggested alternatives:
In file included from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:95,
                 from candies.cpp:2:
/usr/include/c++/11/valarray:1255:5: note:   'std::end'
 1255 |     end(const valarray<_Tp>& __va) noexcept
      |     ^~~
In file included from /usr/include/c++/11/string_view:48,
                 from /usr/include/c++/11/bits/basic_string.h:48,
                 from /usr/include/c++/11/string:55,
                 from /usr/include/c++/11/bits/locale_classes.h:40,
                 from /usr/include/c++/11/bits/ios_base.h:41,
                 from /usr/include/c++/11/ios:42,
                 from /usr/include/c++/11/istream:38,
                 from /usr/include/c++/11/sstream:38,
                 from /usr/include/c++/11/complex:45,
                 from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from candies.cpp:2:
/usr/include/c++/11/bits/ranges_base.h:562:42: note:   'std::ranges::__cust::end'
  562 |     inline constexpr __cust_access::_End end{};
      |                                          ^~~
In file included from /usr/include/c++/11/filesystem:46,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:129,
                 from candies.cpp:2:
/usr/include/c++/11/bits/fs_dir.h:554:3: note:   'std::filesystem::__cxx11::end'
  554 |   end(recursive_directory_iterator) noexcept
      |   ^~~
In file included from /usr/include/c++/11/string_view:48,
                 from /usr/include/c++/11/bits/basic_string.h:48,
                 from /usr/include/c++/11/string:55,
                 from /usr/include/c++/11/bits/locale_classes.h:40,
                 from /usr/include/c++/11/bits/ios_base.h:41,
                 from /usr/include/c++/11/ios:42,
                 from /usr/include/c++/11/istream:38,
                 from /usr/include/c++/11/sstream:38,
                 from /usr/include/c++/11/complex:45,
                 from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from candies.cpp:2:
/usr/include/c++/11/bits/ranges_base.h:136:10: note:   'std::ranges::__cust_access::end'
  136 |     void end(const auto&) = delete;
      |          ^~~