Submission #1177496

#	Time	Username	Problem	Language	Result	Execution time	Memory
1177496		tegshzaya	Cave (IOI13_cave)	C++20	Compilation error	0 ms	0 KiB

cave

#include "cave.h"
#include<bits/stdc++.h>
#define ss second
#define ff first
#define pb push_back
void exploreCave(int N){
   	int a[N+10],b[N+10],c[N+10];
	for(int i=0;i<N;i++){
    	int s[N+10];
    	for(int j=0;j<N;j++){
    		if(c[j]!=0) s[j]=a[j];
			else s[j]=0;
		}
		int x=tryCombination(s);
		int t=1;
		if(x==-1 || x>i) t=0;
		vector<ll> v;
		for(int j=0;j<n;j++){
			if(c[j]==0) v.pb(j);
		}
		while(v.size()>1){
			for(int j=0;j<n;j++){
				if(c[j]!=0) s[j]=a[j];
				else s[j]=0;
			}
	
			vector<ll> v1,v2;
			int u=v.size();
			for(int j=0;j<u/2;j++){
				v1.pb(v[j]);
				s[v[j]]=(1-t);
			}
			for(int j=u/2;j<u;j++){
				v2.pb(v[j]);
				s[v[j]]=(1-t);
			}
			x=tryCombination(s);
			if(x==-1 || x>i) v=v1;
			else v=v2;
		}
		c[v.back()]=1;
		a[v.back()]=t;
		b[v.back()]=i;
	}
	int s[N+5],k[N+5];
	for(int i=0;i<N;i++){
		s[i]=a[i];
		k[i]=b[i];
	}
	answer(s,k);
}

Compilation message (stderr)

cave.cpp: In function 'void exploreCave(int)':
cave.cpp:17:24: error: 'll' was not declared in this scope
   17 |                 vector<ll> v;
      |                        ^~
cave.cpp:17:17: error: 'vector' was not declared in this scope
   17 |                 vector<ll> v;
      |                 ^~~~~~
cave.cpp:17:17: note: suggested alternatives:
In file included from /usr/include/c++/11/vector:67,
                 from /usr/include/c++/11/functional:62,
                 from /usr/include/c++/11/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/11/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
                 from cave.cpp:2:
/usr/include/c++/11/bits/stl_vector.h:389:11: note:   'std::vector'
  389 |     class vector : protected _Vector_base<_Tp, _Alloc>
      |           ^~~~~~
In file included from /usr/include/c++/11/functional:62,
                 from /usr/include/c++/11/pstl/glue_algorithm_defs.h:13,
                 from /usr/include/c++/11/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
                 from cave.cpp:2:
/usr/include/c++/11/vector:86:13: note:   'std::pmr::vector'
   86 |       using vector = std::vector<_Tp, polymorphic_allocator<_Tp>>;
      |             ^~~~~~
cave.cpp:17:28: error: 'v' was not declared in this scope
   17 |                 vector<ll> v;
      |                            ^
cave.cpp:18:31: error: 'n' was not declared in this scope
   18 |                 for(int j=0;j<n;j++){
      |                               ^
cave.cpp:22:39: error: 'n' was not declared in this scope
   22 |                         for(int j=0;j<n;j++){
      |                                       ^
cave.cpp:27:36: error: 'v1' was not declared in this scope; did you mean '__pstl::execution::v1'?
   27 |                         vector<ll> v1,v2;
      |                                    ^~
      |                                    __pstl::execution::v1
In file included from /usr/include/c++/11/pstl/glue_algorithm_defs.h:15,
                 from /usr/include/c++/11/algorithm:74,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:65,
                 from cave.cpp:2:
/usr/include/c++/11/pstl/execution_defs.h:19:18: note: '__pstl::execution::v1' declared here
   19 | inline namespace v1
      |                  ^~
cave.cpp:27:39: error: 'v2' was not declared in this scope
   27 |                         vector<ll> v1,v2;
      |                                       ^~