# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
300929 | AmineWeslati | Comparing Plants (IOI20_plants) | C++14 | Compilation error | 0 ms | 0 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
//Never stop trying
include "plants.h"
#pragma GCC target ("avx2")
#pragma GCC optimization ("O3")
#pragma GCC optimization ("unroll-loops")
#include <bits/stdc++.h>
using namespace std;
#define boost ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0)
typedef string str;
typedef long long ll;
typedef double db;
typedef long double ld;
typedef pair<int, int> pi;
#define fi first
#define se second
typedef vector<int> vi;
typedef vector<pi> vpi;
typedef vector<str> vs;
typedef vector<ld> vd;
#define pb push_back
#define sz(x) (int)x.size()
#define all(x) begin(x), end(x)
#define rall(x) rbegin(x), rend(x)
#define endl "\n"
#define FOR(i,a,b) for (int i = (a); i < (b); ++i)
#define F0R(i,a) FOR(i,0,a)
#define ROF(i,a,b) for (int i = (b)-1; i >= (a); --i)
#define R0F(i,a) ROF(i,0,a)
const int MOD = 1e9 + 7; //998244353
const ll INF = 1e18;
const int MX = 2e5 + 10;
const int nx[4] = {0, 0, 1, -1}, ny[4] = {1, -1, 0, 0}; //right left down up
template<class T> using V = vector<T>;
template<class T> bool ckmin(T& a, const T& b) { return a > b ? a = b, 1 : 0; }
template<class T> bool ckmax(T& a, const T& b) { return a < b ? a = b, 1 : 0; }
ll cdiv(ll a, ll b) { return a / b + ((a ^ b) > 0 && a % b); } // divide a by b rounded up
constexpr int log2(int x) { return 31 - __builtin_clz(x); } // floor(log2(x))
#define dbg(x) cerr << " - " << #x << " : " << x << endl;
#define dbgs(x,y) cerr << " - " << #x << " : " << x << " / " << #y << " : " << y << endl;
#define dbgv(v) cerr << " - " << #v << " : " << endl << "[ "; for(auto it : v) cerr << it << ' '; cerr << ']' << endl;
void IO() {
#ifndef ONLINE_JUDGE
freopen("input.txt", "r", stdin);
freopen("output.txt", "w", stdout);
#endif
}
int N,K;
vi r;
int a[MX];
int compare_plants(int x, int y){
if(x>y) swap(x,y);
if((a[x]!=a[y-1]) && (a[y]!=a[(x-1+N)%N])) return 0;
if(a[x]==a[y-1]){if(r[x]==0) return -1; return 1;}
if(r[y]==0) return -1; return 1;
}
void init(int kk, vi R){
N=sz(R); r.assign(all(R)); K=kk;
int cur=r[0],cnt=0;a[0]=0;
FOR(i,1,N){
if(r[i]!=cur){
cnt++; cur=r[i];
}
a[i]=cnt;
}
//FOR(i,0,N) cout << a[i] << ' '; cout << endl;
if(a[N-1]==a[0]){
int x=a[N-1];
int i=N-1;
while(i>=0 && a[i]==x){
a[i]=0;
i--;
}
}
//FOR(i,0,N) cout << a[i] << ' '; cout << endl;
}
/* Careful!!!
.Array bounds
.Infinite loops
.Uninitialized variables / empty containers
.Order of input
Some insights:
.Binary search
.Graph representation
.Write brute force code
.Change your approach
*/
Compilation message (stderr)
plants.cpp:4: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas] 4 | #pragma GCC optimization ("O3") | plants.cpp:5: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas] 5 | #pragma GCC optimization ("unroll-loops") | plants.cpp:2:1: error: 'include' does not name a type 2 | include "plants.h" | ^~~~~~~ In file included from /usr/include/c++/9/cmath:43, from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:41, from plants.cpp:6: /usr/include/c++/9/ext/type_traits.h:162:35: error: 'bool __gnu_cxx::__is_null_pointer' redeclared as different kind of entity 162 | __is_null_pointer(std::nullptr_t) | ^ /usr/include/c++/9/ext/type_traits.h:157:5: note: previous declaration 'template<class _Type> bool __gnu_cxx::__is_null_pointer(_Type)' 157 | __is_null_pointer(_Type) | ^~~~~~~~~~~~~~~~~ /usr/include/c++/9/ext/type_traits.h:162:26: error: 'nullptr_t' is not a member of 'std' 162 | __is_null_pointer(std::nullptr_t) | ^~~~~~~~~ In file included from /usr/include/c++/9/bits/exception_ptr.h:40, from /usr/include/c++/9/exception:143, from /usr/include/c++/9/ios:39, from /usr/include/c++/9/istream:38, from /usr/include/c++/9/sstream:38, from /usr/include/c++/9/complex:45, from /usr/include/c++/9/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54, from plants.cpp:6: /usr/include/c++/9/new:125:50: error: declaration of 'operator new' as non-function 125 | _GLIBCXX_NODISCARD void* operator new(std::size_t) _GLIBCXX_THROW (std::bad_alloc) | ^ /usr/include/c++/9/new:125:44: error: 'size_t' is not a member of 'std'; did you mean 'size_t'? 125 | _GLIBCXX_NODISCARD void* operator new(std::size_t) _GLIBCXX_THROW (std::bad_alloc) | ^~~~~~ In file included from /usr/include/stdlib.h:32, from /usr/include/c++/9/bits/std_abs.h:38, from /usr/include/c++/9/cmath:47, from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:41, from plants.cpp:6: /usr/lib/gcc/x86_64-linux-gnu/9/include/stddef.h:209:23: note: 'size_t' declared here 209 | typedef __SIZE_TYPE__ size_t; | ^~~~~~ In file included from /usr/include/c++/9/bits/exception_ptr.h:40, from /usr/include/c++/9/exception:143, from /usr/include/c++/9/ios:39, from /usr/include/c++/9/istream:38, from /usr/include/c++/9/sstream:38, from /usr/include/c++/9/complex:45, from /usr/include/c++/9/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54, from plants.cpp:6: /usr/include/c++/9/new:126:41: error: attributes after parenthesized initializer ignored [-fpermissive] 126 | __attribute__((__externally_visible__)); | ^ /usr/include/c++/9/new:127:52: error: declaration of 'operator new []' as non-function 127 | _GLIBCXX_NODISCARD void* operator new[](std::size_t) _GLIBCXX_THROW (std::bad_alloc) | ^ /usr/include/c++/9/new:127:46: error: 'size_t' is not a member of 'std'; did you mean 'size_t'? 127 | _GLIBCXX_NODISCARD void* operator new[](std::size_t) _GLIBCXX_THROW (std::bad_alloc) | ^~~~~~ In file included from /usr/include/stdlib.h:32, from /usr/include/c++/9/bits/std_abs.h:38, from /usr/include/c++/9/cmath:47, from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:41, from plants.cpp:6: /usr/lib/gcc/x86_64-linux-gnu/9/include/stddef.h:209:23: note: 'size_t' declared here 209 | typedef __SIZE_TYPE__ size_t; | ^~~~~~ In file included from /usr/include/c++/9/bits/exception_ptr.h:40, from /usr/include/c++/9/exception:143, from /usr/include/c++/9/ios:39, from /usr/include/c++/9/istream:38, from /usr/include/c++/9/sstream:38, from /usr/include/c++/9/complex:45, from /usr/include/c++/9/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54, from plants.cpp:6: /usr/include/c++/9/new:128:41: error: attributes after parenthesized initializer ignored [-fpermissive] 128 | __attribute__((__externally_visible__)); | ^ /usr/include/c++/9/new:134:34: error: 'std::size_t' has not been declared 134 | void operator delete(void*, std::size_t) _GLIBCXX_USE_NOEXCEPT | ^~~~~~ /usr/include/c++/9/new:136:36: error: 'std::size_t' has not been declared 136 | void operator delete[](void*, std::size_t) _GLIBCXX_USE_NOEXCEPT | ^~~~~~ /usr/include/c++/9/new:139:44: error: declaration of 'operator new' as non-function 139 | _GLIBCXX_NODISCARD void* operator new(std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT | ^~~~~~ /usr/include/c++/9/new:139:44: error: 'size_t' is not a member of 'std'; did you mean 'size_t'? In file included from /usr/include/stdlib.h:32, from /usr/include/c++/9/bits/std_abs.h:38, from /usr/include/c++/9/cmath:47, from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:41, from plants.cpp:6: /usr/lib/gcc/x86_64-linux-gnu/9/include/stddef.h:209:23: note: 'size_t' declared here 209 | typedef __SIZE_TYPE__ size_t; | ^~~~~~ In file included from /usr/include/c++/9/bits/exception_ptr.h:40, from /usr/include/c++/9/exception:143, from /usr/include/c++/9/ios:39, from /usr/include/c++/9/istream:38, from /usr/include/c++/9/sstream:38, from /usr/include/c++/9/complex:45, from /usr/include/c++/9/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54, from plants.cpp:6: /usr/include/c++/9/new:139:52: error: expected primary-expression before 'const' 139 | _GLIBCXX_NODISCARD void* operator new(std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT | ^~~~~ /usr/include/c++/9/new:141:46: error: declaration of 'operator new []' as non-function 141 | _GLIBCXX_NODISCARD void* operator new[](std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT | ^~~~~~ /usr/include/c++/9/new:141:46: error: 'size_t' is not a member of 'std'; did you mean 'size_t'? In file included from /usr/include/stdlib.h:32, from /usr/include/c++/9/bits/std_abs.h:38, from /usr/include/c++/9/cmath:47, from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:41, from plants.cpp:6: /usr/lib/gcc/x86_64-linux-gnu/9/include/stddef.h:209:23: note: 'size_t' declared here 209 | typedef __SIZE_TYPE__ size_t; | ^~~~~~ In file included from /usr/include/c++/9/bits/exception_ptr.h:40, from /usr/include/c++/9/exception:143, from /usr/include/c++/9/ios:39, from /usr/include/c++/9/istream:38, from /usr/include/c++/9/sstream:38, from /usr/include/c++/9/complex:45, from /usr/include/c++/9/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54, from plants.cpp:6: /usr/include/c++/9/new:141:54: error: expected primary-expression before 'const' 141 | _GLIBCXX_NODISCARD void* operator new[](std::size_t, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT | ^~~~~ /usr/include/c++/9/new:173:51: error: declaration of 'operator new' as non-function 173 | _GLIBCXX_NODISCARD inline void* operator new(std::size_t, void* __p) _GLIBCXX_USE_NOEXCEPT | ^~~~~~ /usr/include/c++/9/new:173:51: error: 'size_t' is not a member of 'std'; did you mean 'size_t'? In file included from /usr/include/stdlib.h:32, from /usr/include/c++/9/bits/std_abs.h:38, from /usr/include/c++/9/cmath:47, from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:41, from plants.cpp:6: /usr/lib/gcc/x86_64-linux-gnu/9/include/stddef.h:209:23: note: 'size_t' declared here 209 | typedef __SIZE_TYPE__ size_t; | ^~~~~~ In file included from /usr/include/c++/9/bits/exception_ptr.h:40, from /usr/include/c++/9/exception:143, from /usr/include/c++/9/ios:39, from /usr/include/c++/9/istream:38, from /usr/include/c++/9/sstream:38, from /usr/include/c++/9/complex:45, from /usr/include/c++/9/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54, from plants.cpp:6: /usr/include/c++/9/new:173:59: error: expected primary-expression before 'void' 173 | _GLIBCXX_NODISCARD inline void* operator new(std::size_t, void* __p) _GLIBCXX_USE_NOEXCEPT | ^~~~ /usr/include/c++/9/new:175:53: error: declaration of 'operator new []' as non-function 175 | _GLIBCXX_NODISCARD inline void* operator new[](std::size_t, void* __p) _GLIBCXX_USE_NOEXCEPT | ^~~~~~ /usr/include/c++/9/new:175:53: error: 'size_t' is not a member of 'std'; did you mean 'size_t'? In file included from /usr/include/stdlib.h:32, from /usr/include/c++/9/bits/std_abs.h:38, from /usr/include/c++/9/cmath:47, from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:41, from plants.cpp:6: /usr/lib/gcc/x86_64-linux-gnu/9/include/stddef.h:209:23: note: 'size_t' declared here 209 | typedef __SIZE_TYPE__ size_t; | ^~~~~~ In file included from /usr/include/c++/9/bits/exception_ptr.h:40, from /usr/include/c++/9/exception:143, from /usr/include/c++/9/ios:39, from /usr/include/c++/9/istream:38, from /usr/include/c++/9/sstream:38, from /usr/include/c++/9/complex:45, from /usr/include/c++/9/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54, from plants.cpp:6: /usr/include/c++/9/new:175:61: error: expected primary-expression before 'void' 175 | _GLIBCXX_NODISCARD inline void* operator new[](std::size_t, void* __p) _GLIBCXX_USE_NOEXCEPT | ^~~~ In file included from /usr/include/c++/9/bits/move.h:55, from /usr/include/c++/9/bits/nested_exception.h:40, from /usr/include/c++/9/exception:144, from /usr/include/c++/9/ios:39, from /usr/include/c++/9/istream:38, from /usr/include/c++/9/sstream:38, from /usr/include/c++/9/complex:45, from /usr/include/c++/9/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54, from plants.cpp:6: /usr/include/c++/9/type_traits:361:31: error: 'std::size_t' has not been declared 361 | template<typename _Tp, std::size_t _Size> | ^~~~~~ /usr/include/c++/9/type_traits:362:25: error: '_Size' was not declared in this scope 362 | struct is_array<_Tp[_Size]> | ^~~~~ /usr/include/c++/9/type_traits:362:31: error: template argument 1 is invalid 362 | struct is_array<_Tp[_Size]> | ^ /usr/include/c++/9/type_traits:560:42: error: 'nullptr_t' is not a member of 'std'; did you mean 'nullptr_t'? 560 | struct __is_null_pointer_helper<std::nullptr_t> | ^~~~~~~~~ In file included from /usr/include/c++/9/cstddef:50, from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:45, from plants.cpp:6: /usr/lib/gcc/x86_64-linux-gnu/9/include/stddef.h:433:29: note: 'nullptr_t' declared here 433 | typedef decltype(nullptr) nullptr_t; | ^~~~~~~~~ In file included from /usr/include/c++/9/bits/move.h:55, from /usr/include/c++/9/bits/nested_exception.h:40, from /usr/include/c++/9/exception:144, from /usr/include/c++/9/ios:39, from /usr/include/c++/9/istream:38, from /usr/include/c++/9/sstream:38, from /usr/include/c++/9/complex:45, from /usr/include/c++/9/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54, from plants.cpp:6: /usr/include/c++/9/type_traits:560:42: error: 'nullptr_t' is not a member of 'std'; did you mean 'nullptr_t'? 560 | struct __is_null_pointer_helper<std::nullptr_t> | ^~~~~~~~~ In file included from /usr/include/c++/9/cstddef:50, from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:45, from plants.cpp:6: /usr/lib/gcc/x86_64-linux-gnu/9/include/stddef.h:433:29: note: 'nullptr_t' declared here 433 | typedef decltype(nullptr) nullptr_t; | ^~~~~~~~~ In file included from /usr/include/c++/9/bits/move.h:55, from /usr/include/c++/9/bits/nested_exception.h:40, from /usr/include/c++/9/exception:144, from /usr/include/c++/9/ios:39, from /usr/include/c++/9/istream:38, from /usr/include/c++/9/sstream:38, from /usr/include/c++/9/complex:45, from /usr/include/c++/9/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54, from plants.cpp:6: /usr/include/c++/9/type_traits:560:51: error: template argument 1 is invalid 560 | struct __is_null_pointer_helper<std::nullptr_t> | ^ /usr/include/c++/9/type_traits:1253:37: error: 'size_t' is not a member of 'std'; did you mean 'size_t'? 1253 | : public integral_constant<std::size_t, alignof(_Tp)> { }; | ^~~~~~ In file included from /usr/include/stdlib.h:32, from /usr/include/c++/9/bits/std_abs.h:38, from /usr/include/c++/9/cmath:47, from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:41, from plants.cpp:6: /usr/lib/gcc/x86_64-linux-gnu/9/include/stddef.h:209:23: note: 'size_t' declared here 209 | typedef __SIZE_TYPE__ size_t; | ^~~~~~ In file included from /usr/include/c++/9/bits/move.h:55, from /usr/include/c++/9/bits/nested_exception.h:40, from /usr/include/c++/9/exception:144, from /usr/include/c++/9/ios:39, from /usr/include/c++/9/istream:38, from /usr/include/c++/9/sstream:38, from /usr/include/c++/9/complex:45, from /usr/include/c++/9/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54, from plants.cpp:6: /usr/include/c++/9/type_traits:1253:37: error: 'size_t' is not a member of 'std'; did you mean 'size_t'? 1253 | : public integral_constant<std::size_t, alignof(_Tp)> { }; | ^~~~~~ In file included from /usr/include/stdlib.h:32, from /usr/include/c++/9/bits/std_abs.h:38, from /usr/include/c++/9/cmath:47, from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:41, from plants.cpp:6: /usr/lib/gcc/x86_64-linux-gnu/9/include/stddef.h:209:23: note: 'size_t' declared here 209 | typedef __SIZE_TYPE__ size_t; | ^~~~~~ In file included from /usr/include/c++/9/bits/move.h:55, from /usr/include/c++/9/bits/nested_exception.h:40, from /usr/include/c++/9/exception:144, from /usr/include/c++/9/ios:39, from /usr/include/c++/9/istream:38, from /usr/include/c++/9/sstream:38, from /usr/include/c++/9/complex:45, from /usr/include/c++/9/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54, from plants.cpp:6: /usr/include/c++/9/type_traits:1253:57: error: template argument 1 is invalid 1253 | : public integral_constant<std::size_t, alignof(_Tp)> { }; | ^ /usr/include/c++/9/type_traits:1253:57: note: invalid template non-type parameter /usr/include/c++/9/type_traits:1258:37: error: 'size_t' is not a member of 'std'; did you mean 'size_t'? 1258 | : public integral_constant<std::size_t, 0> { }; | ^~~~~~ In file included from /usr/include/stdlib.h:32, from /usr/include/c++/9/bits/std_abs.h:38, from /usr/include/c++/9/cmath:47, from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:41, from plants.cpp:6: /usr/lib/gcc/x86_64-linux-gnu/9/include/stddef.h:209:23: note: 'size_t' declared here 209 | typedef __SIZE_TYPE__ size_t; | ^~~~~~ In file included from /usr/include/c++/9/bits/move.h:55, from /usr/include/c++/9/bits/nested_exception.h:40, from /usr/include/c++/9/exception:144, from /usr/include/c++/9/ios:39, from /usr/include/c++/9/istream:38, from /usr/include/c++/9/sstream:38, from /usr/include/c++/9/complex:45, from /usr/include/c++/9/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54, from plants.cpp:6: /usr/include/c++/9/type_traits:1258:37: error: 'size_t' is not a member of 'std'; did you mean 'size_t'? 1258 | : public integral_constant<std::size_t, 0> { }; | ^~~~~~ In file included from /usr/include/stdlib.h:32, from /usr/include/c++/9/bits/std_abs.h:38, from /usr/include/c++/9/cmath:47, from /usr/include/x86_64-linux-gnu