| # | Time | Username | Problem | Language | Result | Execution time | Memory |
|---|---|---|---|---|---|---|---|
| 834493 | caganyanmaz | Shortcut (IOI16_shortcut) | C++17 | 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.
eagle@Eagle-Ubuntu:~/Documents/IOI/2016/shortcut$ cat shortcut.cpp
#include <bits/stdc++.h>
#define pb push_back
#define int int64_t
#include "shortcut.h"
#ifdef DEBUGGING
#include "../debug.h"
#else
#define debug(x...) void(42)
#endif
using namespace std;
constexpr static int MXN = 1e6 + 5;
constexpr static int INF = 1e18;
int pf[MXN];
array<int, 2> jv[MXN];
array<int, 2> iv[MXN];
vector<int> d, l;
int c, n;
static inline int dist(int a, int b)
{
return pf[max(a, b)] - pf[min(a, b)];
}
vector<int> order;
bool check(int k)
{
int xl = -INF, xr = INF, yl = -INF, yr = INF;
int j = n;
/*
for (int i = n-1; i >= 0; i--)
{
while (j > 0 && jv[j-1][0] > k - iv[i][0]) j--;
if (j == n)
continue;
xl = max(xl, pf[i] + d[i] - k + jv[n-1][0] + c); // Always the biggest
xr = min(xr, pf[i] - d[i] + k - jv[j][1] - c);
yl = max(yl, -pf[i] + d[i] - k + jv[n-1][0] + c);
yr = min(yr, -pf[i] - d[i] + k - jv[j][1] - c);
}
*/
for (int i = 0; i < n; i++)
{
for (int j = i+1; j < n; j++)
{
if (dist(i, j) + d[i] + d[j] > k)
{
xl = max(xl, pf[j] + pf[i] - k + c + d[i] + d[j]);
xr = min(xr, pf[j] + pf[i] + k - c - d[i] - d[j]);
yl = max(yl, pf[j] - pf[i] - k + c + d[i] + d[j]);
yr = min(yr, pf[j] - pf[i] + k - c - d[i] - d[j]);
}
}
}
xr++, yr++;
if (xr <= xl || yr <= yl)
return false;
debug(xl, xr, yl, yr);
int xs = n, xe = n, ys = 1, ye = 1;
for (int i = 0; i < n; i++)
{
while (xs > 0 && pf[xs-1] + pf[i] >= xl) xs--;
while (xe > 0 && pf[xe-1] + pf[i] >= xr) xe--;
while (ys < n && pf[ys] + pf[i] < yl) ys++;
while (ye < n && pf[ye] + pf[i] < yr) ye++;
if (max(xs, ys) <= min(xe, ye))
return true;
}
return false;
}
long long find_shortcut(int32_t _n, vector<int32_t> _l, vector<int32_t> _d, int32_t _c)
{
c = _c;
n = _n;
for (int i : _l)
l.pb(i);
for (int i : _d)
d.pb(i);
array<int, 3> v = {0, 0, 0};
for (int i = 1; i <= n; i++)
pf[i] = pf[i-1] + l[i-1];
//int ll = v[1] + v[2] + c - 1, rr = INF;
for (int j = 0; j < n; j++)
jv[j] = {pf[j] + d[j], d[j] - pf[j]};
sort(jv, jv + n);
for (int j = n-2; j >= 0; j--)
jv[j][1] = max(jv[j][1], jv[j+1][1]);
for (int i = 0; i < n; i++)
iv[i] = {pf[i] + d[i], i};
sort(iv, iv + n);
int ll = 0, rr = INF;
while (rr - ll > 1)
{
int m = ll+rr>>1;
if (check(m))
rr = m;
else
ll = m;
}
return rr;
}
Compilation message (stderr)
shortcut.cpp:1:6: error: stray '@' in program
1 | eagle@Eagle-Ubuntu:~/Documents/IOI/2016/shortcut$ cat shortcut.cpp
| ^
shortcut.cpp:1:1: error: 'eagle' does not name a type
1 | eagle@Eagle-Ubuntu:~/Documents/IOI/2016/shortcut$ cat shortcut.cpp
| ^~~~~
In file included from /usr/include/c++/10/cmath:43,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
from shortcut.cpp:2:
/usr/include/c++/10/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++/10/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++/10/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++/10/bits/move.h:57,
from /usr/include/c++/10/bits/stl_pair.h:59,
from /usr/include/c++/10/bits/stl_algobase.h:64,
from /usr/include/c++/10/bits/specfun.h:45,
from /usr/include/c++/10/cmath:1927,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
from shortcut.cpp:2:
/usr/include/c++/10/type_traits:402:26: error: 'std::size_t' has not been declared
402 | template<typename _Tp, std::size_t _Size>
| ^~~
/usr/include/c++/10/type_traits:403:25: error: '_Size' was not declared in this scope
403 | struct is_array<_Tp[_Size]>
| ^~~~~
/usr/include/c++/10/type_traits:403:31: error: template argument 1 is invalid
403 | struct is_array<_Tp[_Size]>
| ^
/usr/include/c++/10/type_traits:508:42: error: 'nullptr_t' is not a member of 'std'
508 | struct __is_null_pointer_helper<std::nullptr_t>
| ^~~~~~~~~
/usr/include/c++/10/type_traits:508:51: error: template argument 1 is invalid
508 | struct __is_null_pointer_helper<std::nullptr_t>
| ^
/usr/include/c++/10/type_traits:1351:37: error: 'size_t' is not a member of 'std'; did you mean 'size_t'?
1351 | : public integral_constant<std::size_t, alignof(_Tp)>
| ^~~~~~
In file included from /usr/include/stdlib.h:31,
from /usr/include/c++/10/bits/std_abs.h:38,
from /usr/include/c++/10/cmath:47,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
from shortcut.cpp:2:
/usr/lib/gcc/x86_64-linux-gnu/10/include/stddef.h:209:23: note: 'size_t' declared here
209 | typedef __SIZE_TYPE__ size_t;
| ^~~~~~
In file included from /usr/include/c++/10/bits/move.h:57,
from /usr/include/c++/10/bits/stl_pair.h:59,
from /usr/include/c++/10/bits/stl_algobase.h:64,
from /usr/include/c++/10/bits/specfun.h:45,
from /usr/include/c++/10/cmath:1927,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
from shortcut.cpp:2:
/usr/include/c++/10/type_traits:1351:57: error: template argument 1 is invalid
1351 | : public integral_constant<std::size_t, alignof(_Tp)>
| ^
/usr/include/c++/10/type_traits:1351:57: note: invalid template non-type parameter
/usr/include/c++/10/type_traits:1360:37: error: 'size_t' is not a member of 'std'; did you mean 'size_t'?
1360 | : public integral_constant<std::size_t, 0> { };
| ^~~~~~
In file included from /usr/include/stdlib.h:31,
from /usr/include/c++/10/bits/std_abs.h:38,
from /usr/include/c++/10/cmath:47,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
from shortcut.cpp:2:
/usr/lib/gcc/x86_64-linux-gnu/10/include/stddef.h:209:23: note: 'size_t' declared here
209 | typedef __SIZE_TYPE__ size_t;
| ^~~~~~
In file included from /usr/include/c++/10/bits/move.h:57,
from /usr/include/c++/10/bits/stl_pair.h:59,
from /usr/include/c++/10/bits/stl_algobase.h:64,
from /usr/include/c++/10/bits/specfun.h:45,
from /usr/include/c++/10/cmath:1927,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
from shortcut.cpp:2:
/usr/include/c++/10/type_traits:1360:46: error: template argument 1 is invalid
1360 | : public integral_constant<std::size_t, 0> { };
| ^
/usr/include/c++/10/type_traits:1360:46: note: invalid template non-type parameter
/usr/include/c++/10/type_traits:1362:26: error: 'std::size_t' has not been declared
1362 | template<typename _Tp, std::size_t _Size>
| ^~~
/usr/include/c++/10/type_traits:1363:21: error: '_Size' was not declared in this scope
1363 | struct rank<_Tp[_Size]>
| ^~~~~
/usr/include/c++/10/type_traits:1363:27: error: template argument 1 is invalid
1363 | struct rank<_Tp[_Size]>
| ^
/usr/include/c++/10/type_traits:1364:37: error: 'size_t' is not a member of 'std'; did you mean 'size_t'?
1364 | : public integral_constant<std::size_t, 1 + rank<_Tp>::value> { };
| ^~~~~~
In file included from /usr/include/stdlib.h:31,
from /usr/include/c++/10/bits/std_abs.h:38,
from /usr/include/c++/10/cmath:47,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
from shortcut.cpp:2:
/usr/lib/gcc/x86_64-linux-gnu/10/include/stddef.h:209:23: note: 'size_t' declared here
209 | typedef __SIZE_TYPE__ size_t;
| ^~~~~~
In file included from /usr/include/c++/10/bits/move.h:57,
from /usr/include/c++/10/bits/stl_pair.h:59,
from /usr/include/c++/10/bits/stl_algobase.h:64,
from /usr/include/c++/10/bits/specfun.h:45,
from /usr/include/c++/10/cmath:1927,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
from shortcut.cpp:2:
/usr/include/c++/10/type_traits:1364:65: error: template argument 1 is invalid
1364 | : public integral_constant<std::size_t, 1 + rank<_Tp>::value> { };
| ^
/usr/include/c++/10/type_traits:1364:65: note: invalid template non-type parameter
/usr/include/c++/10/type_traits:1368:37: error: 'size_t' is not a member of 'std'; did you mean 'size_t'?
1368 | : public integral_constant<std::size_t, 1 + rank<_Tp>::value> { };
| ^~~~~~
In file included from /usr/include/stdlib.h:31,
from /usr/include/c++/10/bits/std_abs.h:38,
from /usr/include/c++/10/cmath:47,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
from shortcut.cpp:2:
/usr/lib/gcc/x86_64-linux-gnu/10/include/stddef.h:209:23: note: 'size_t' declared here
209 | typedef __SIZE_TYPE__ size_t;
| ^~~~~~
In file included from /usr/include/c++/10/bits/move.h:57,
from /usr/include/c++/10/bits/stl_pair.h:59,
from /usr/include/c++/10/bits/stl_algobase.h:64,
from /usr/include/c++/10/bits/specfun.h:45,
from /usr/include/c++/10/cmath:1927,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
from shortcut.cpp:2:
/usr/include/c++/10/type_traits:1368:65: error: template argument 1 is invalid
1368 | : public integral_constant<std::size_t, 1 + rank<_Tp>::value> { };
| ^
/usr/include/c++/10/type_traits:1368:65: note: invalid template non-type parameter
/usr/include/c++/10/type_traits:1373:37: error: 'size_t' is not a member of 'std'; did you mean 'size_t'?
1373 | : public integral_constant<std::size_t, 0> { };
| ^~~~~~
In file included from /usr/include/stdlib.h:31,
from /usr/include/c++/10/bits/std_abs.h:38,
from /usr/include/c++/10/cmath:47,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
from shortcut.cpp:2:
/usr/lib/gcc/x86_64-linux-gnu/10/include/stddef.h:209:23: note: 'size_t' declared here
209 | typedef __SIZE_TYPE__ size_t;
| ^~~~~~
In file included from /usr/include/c++/10/bits/move.h:57,
from /usr/include/c++/10/bits/stl_pair.h:59,
from /usr/include/c++/10/bits/stl_algobase.h:64,
from /usr/include/c++/10/bits/specfun.h:45,
from /usr/include/c++/10/cmath:1927,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
from shortcut.cpp:2:
/usr/include/c++/10/type_traits:1373:46: error: template argument 1 is invalid
1373 | : public integral_constant<std::size_t, 0> { };
| ^
/usr/include/c++/10/type_traits:1373:46: note: invalid template non-type parameter
/usr/include/c++/10/type_traits:1375:42: error: 'std::size_t' has not been declared
1375 | template<typename _Tp, unsigned _Uint, std::size_t _Size>
| ^~~
/usr/include/c++/10/type_traits:1376:23: error: '_Size' was not declared in this scope
1376 | struct extent<_Tp[_Size], _Uint>
| ^~~~~
/usr/include/c++/10/type_traits:1376:36: error: template argument 1 is invalid
1376 | struct extent<_Tp[_Size], _Uint>
| ^
/usr/include/c++/10/type_traits:1377:37: error: 'size_t' is not a member of 'std'; did you mean 'size_t'?
1377 | : public integral_constant<std::size_t,
| ^~~~~~
In file included from /usr/include/stdlib.h:31,
from /usr/include/c++/10/bits/std_abs.h:38,
from /usr/include/c++/10/cmath:47,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
from shortcut.cpp:2:
/usr/lib/gcc/x86_64-linux-gnu/10/include/stddef.h:209:23: note: 'size_t' declared here
209 | typedef __SIZE_TYPE__ size_t;
| ^~~~~~
In file included from /usr/include/c++/10/bits/move.h:57,
from /usr/include/c++/10/bits/stl_pair.h:59,
from /usr/include/c++/10/bits/stl_algobase.h:64,
from /usr/include/c++/10/bits/specfun.h:45,
from /usr/include/c++/10/cmath:1927,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
from shortcut.cpp:2:
/usr/include/c++/10/type_traits:1378:24: error: '_Size' was not declared in this scope
1378 | _Uint == 0 ? _Size : extent<_Tp,
| ^~~~~
/usr/include/c++/10/type_traits:1379:28: error: template argument 1 is invalid
1379 | _Uint - 1>::value>
| ^
/usr/include/c++/10/type_traits:1379:28: note: invalid template non-type parameter
/usr/include/c++/10/type_traits:1384:37: error: 'size_t' is not a member of 'std'; did you mean 'size_t'?
1384 | : public integral_constant<std::size_t,
| ^~~~~~
In file included from /usr/include/stdlib.h:31,
from /usr/include/c++/10/bits/std_abs.h:38,
from /usr/include/c++/10/cmath:47,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
from shortcut.cpp:2:
/usr/lib/gcc/x86_64-linux-gnu/10/include/stddef.h:209:23: note: 'size_t' declared here
209 | typedef __SIZE_TYPE__ size_t;
| ^~~~~~
In file included from /usr/include/c++/10/bits/move.h:57,
from /usr/include/c++/10/bits/stl_pair.h:59,
from /usr/include/c++/10/bits/stl_algobase.h:64,
from /usr/include/c++/10/bits/specfun.h:45,
from /usr/include/c++/10/cmath:1927,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
from shortcut.cpp:2:
/usr/include/c++/10/type_traits:1386:31: error: template argument 1 is invalid
1386 | _Uint - 1>::value>
| ^
/usr/include/c++/10/type_traits:1386:31: note: invalid template non-type parameter
/usr/include/c++/10/type_traits:1975:26: error: 'std::size_t' has not been declared
1975 | template<typename _Tp, std::size_t _Size>
| ^~~
/usr/include/c++/10/type_traits:1976:30: error: '_Size' was not declared in this scope
1976 | struct remove_extent<_Tp[_Size]>
| ^~~~~
/usr/include/c++/10/type_traits:1976:36: error: template argument 1 is invalid
1976 | struct remove_extent<_Tp[_Size]>
| ^
/usr/include/c++/10/type_traits:1988:26: error: 'std::size_t' has not been declared
1988 | template<typename _Tp, std::size_t _Size>
| ^~~
/usr/include/c++/10/type_traits:1989:35: error: '_Size' was not declared in this scope
1989 | struct remove_all_extents<_Tp[_Size]>
| ^~~~~
/usr/include/c++/10/type_traits:1989:41: error: template argument 1 is invalid
1989 | struct remove_all_extents<_Tp[_Size]>
| ^
/usr/include/c++/10/type_traits:2047:12: error: 'std::size_t' has not been declared
2047 | template<std::size_t _Len>
| ^~~
/usr/include/c++/10/type_traits:2052:23: error: '_Len' was not declared in this scope
2052 | unsigned char __data[_Len];
| ^~~~
/usr/include/c++/10/type_traits:2067:12: error: 'std::size_t' has not been declared
2067 | template<std::size_t _Len, std::size_t _Align =
| ^~~
/usr/include/c++/10/type_traits:2067:30: error: 'std::size_t' has not been declared
2067 | template<std::size_t _Len, std::size_t _Align =
| ^~~
/usr/include/c++/10/type_traits:2068:48: error: '_Len' was not declared in this scope
2068 | __alignof__(typename __aligned_storage_msa<_Len>::__type)>
| ^~~~
/usr/include/c++/10/type_traits:2068:52: error: template argument 1 is invalid
2068 | __alignof__(typename __aligned_storage_msa<_Len>::__type)>
| ^
/usr/include/c++/10/type_traits:2073:23: error: '_Len' was not declared in this scope
2073 | unsigned char __data[_Len];
| ^~~~
/usr/include/c++/10/type_traits:2074:37: error: '_Align' was not declared in this scope
2074 | struct __attribute__((__aligned__((_Align)))) { } __align;
| ^~~~~~
In file included from /usr/include/c++/10/bits/stl_algobase.h:64,
from /usr/include/c++/10/bits/specfun.h:45,
from /usr/include/c++/10/cmath:1927,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
from shortcut.cpp:2:
/usr/include/c++/10/bits/stl_pair.h:92:12: error: 'std::size_t' has not been declared
92 | template<std::size_t...>
| ^~~
/usr/include/c++/10/bits/stl_pair.h:449:36: error: 'std::size_t' has not been declared
449 | template<typename... _Args1, std::size_t... _Indexes1,
| ^~~
/usr/include/c++/10/bits/stl_pair.h:450:36: error: 'std::size_t' has not been declared
450 | typename... _Args2, std::size_t... _Indexes2>
| ^~~
/usr/include/c++/10/bits/stl_pair.h:453:27: error: '_Indexes1' was not declared in this scope
453 | _Index_tuple<_Indexes1...>, _Index_tuple<_Indexes2...>);
| ^~~~~~~~~
/usr/include/c++/10/bits/stl_pair.h:453:36: error: expected parameter pack before '...'
453 | _Index_tuple<_Indexes1...>, _Index_tuple<_Indexes2...>);
| ^~~
/usr/include/c++/10/bits/stl_pair.h:453:39: error: template argument 1 is invalid
453 | _Index_tuple<_Indexes1...>, _Index_tuple<_Indexes2...>);
| ^
/usr/include/c++/10/bits/stl_pair.h:453:55: error: '_Indexes2' was not declared in this scope
453 | _Index_tuple<_Indexes1...>, _Index_tuple<_Indexes2...>);
| ^~~~~~~~~
/usr/include/c++/10/bits/stl_pair.h:453:64: error: expected parameter pack before '...'
453 | _Index_tuple<_Indexes1...>, _Index_tuple<_Indexes2...>);
| ^~~
/usr/include/c++/10/bits/stl_pair.h:453:67: error: template argument 1 is invalid
453 | _Index_tuple<_Indexes1...>, _Index_tuple<_Indexes2...>);
| ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:65,
from /usr/include/c++/10/bits/specfun.h:45,
from /usr/include/c++/10/cmath:1927,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
from shortcut.cpp:2:
/usr/include/c++/10/bits/stl_iterator_base_types.h:125:67: error: 'ptrdiff_t' does not name a type
125 | template<typename _Category, typename _Tp, typename _Distance = ptrdiff_t,
| ^~~~~~~~~
In file included from /usr/include/c++/10/bits/stl_algobase.h:65,
from /usr/include/c++/10/bits/specfun.h:45,
from /usr/include/c++/10/cmath:1927,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
from shortcut.cpp:2:
/usr/include/c++/10/bits/stl_iterator_base_types.h:1:1: note: 'ptrdiff_t' is defined in header '<cstddef>'; did you forget to '#include <cstddef>'?
+++ |+#include <cstddef>
1 | // Types used in iterator implementation -*- C++ -*-
In file included from /usr/include/c++/10/bits/stl_algobase.h:65,
from /usr/include/c++/10/bits/specfun.h:45,
from /usr/include/c++/10/cmath:1927,
from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
from shortcut.cpp:2:
/usr/include/c++/10/bits/stl_iterator_base_types.h:214:15: error: 'ptrdiff_t' does not name a type
214 | typedef ptrdiff_t difference_type;
| ^~~~~~~~~
/usr/include/c++/10/bits/stl_iterator_base_types.h:214:15: n