| # | Time | Username | Problem | Language | Result | Execution time | Memory |
|---|---|---|---|---|---|---|---|
| 204505 | arnold518 | Abduction 2 (JOI17_abduction2) | 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.
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
const int MAXN = 5e4;
int N, M, Q;
int A[MAXN+10], B[MAXN+10];
int LA[MAXN+10][20], RA[MAXN+10][20];
int LB[MAXN+10][20], RB[MAXN+10][20];
map<pair<pii, int>, ll> memo;
ll solve(int y, int x, int d)
{
if(memo.find({{y, x}, d})!=memo.end()) return memo[{{y, x}, d}];
int i, j;
ll ret=0;
int l, r, k;
if(d==0)
{
l=y-1; r=y+1; k=B[x];
for(i=16; i>=0; i--) if(LA[l][i]<=k) l=max(0, l-(1<<i));
for(i=16; i>=0; i--) if(RA[r][i]<=k) r=min(N+1, r+(1<<i));
if(l==0) ret=max(ret, y-1);
else ret=max(ret, y-l+solve(l, x, 1));
if(r==N+1) ret=max(ret, N-y);
else ret=max(ret, r-y+solve(r, x, 1));
}
else
{
l=x-1; r=x+1; k=A[y];
for(i=16; i>=0; i--) if(LB[l][i]<=k) l=max(0, l-(1<<i));
for(i=16; i>=0; i--) if(RB[r][i]<=k) r=min(M+1, r+(1<<i));
if(l==0) ret=max(ret, x-1);
else ret=max(ret, x-l+solve(y, l, 0));
if(r==M+1) ret=max(ret, M-x);
else ret=max(ret, r-x+solve(y, r, 0));
}
memo[{{y, x}, d}]=ret;
return ret;
}
int main()
{
int i, j;
scanf("%d%d%d", &N, &M, &Q);
for(i=1; i<=N; i++) scanf("%d", &A[i]);
for(i=1; i<=M; i++) scanf("%d", &B[i]);
for(i=1; i<=N; i++) LA[i][0]=RA[i][0]=A[i];
for(i=1; i<=16; i++) for(j=1; j<=N; j++) LA[j][i]=max(LA[j][i-1], LA[max(0, j-(1<<(i-1)))][i-1]);
for(i=1; i<=16; i++) for(j=1; j<=N; j++) RA[j][i]=max(RA[j][i-1], RA[min(N+1, j+(1<<(i-1)))][i-1]);
for(i=1; i<=M; i++) LB[i][0]=RB[i][0]=B[i];
for(i=1; i<=16; i++) for(j=1; j<=M; j++) LB[j][i]=max(LB[j][i-1], LB[max(0, j-(1<<(i-1)))][i-1]);
for(i=1; i<=16; i++) for(j=1; j<=M; j++) RB[j][i]=max(RB[j][i-1], RB[min(M+1, j+(1<<(i-1)))][i-1]);
while(Q--)
{
int y, x;
scanf("%d%d", &y, &x);
printf("%lld\n", max(solve(y, x, 0), solve(y, x, 1)));
}
}
Compilation message (stderr)
abduction2.cpp: In function 'll solve(int, int, int)':
abduction2.cpp:31:28: error: no matching function for call to 'max(ll&, int)'
if(l==0) ret=max(ret, y-1);
^
In file included from /usr/include/c++/7/bits/char_traits.h:39:0,
from /usr/include/c++/7/ios:40,
from /usr/include/c++/7/istream:38,
from /usr/include/c++/7/sstream:38,
from /usr/include/c++/7/complex:45,
from /usr/include/c++/7/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
from abduction2.cpp:1:
/usr/include/c++/7/bits/stl_algobase.h:219:5: note: candidate: template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)
max(const _Tp& __a, const _Tp& __b)
^~~
/usr/include/c++/7/bits/stl_algobase.h:219:5: note: template argument deduction/substitution failed:
abduction2.cpp:31:28: note: deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
if(l==0) ret=max(ret, y-1);
^
In file included from /usr/include/c++/7/bits/char_traits.h:39:0,
from /usr/include/c++/7/ios:40,
from /usr/include/c++/7/istream:38,
from /usr/include/c++/7/sstream:38,
from /usr/include/c++/7/complex:45,
from /usr/include/c++/7/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
from abduction2.cpp:1:
/usr/include/c++/7/bits/stl_algobase.h:265:5: note: candidate: template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)
max(const _Tp& __a, const _Tp& __b, _Compare __comp)
^~~
/usr/include/c++/7/bits/stl_algobase.h:265:5: note: template argument deduction/substitution failed:
abduction2.cpp:31:28: note: deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
if(l==0) ret=max(ret, y-1);
^
In file included from /usr/include/c++/7/algorithm:62:0,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
from abduction2.cpp:1:
/usr/include/c++/7/bits/stl_algo.h:3462:5: note: candidate: template<class _Tp> constexpr _Tp std::max(std::initializer_list<_Tp>)
max(initializer_list<_Tp> __l)
^~~
/usr/include/c++/7/bits/stl_algo.h:3462:5: note: template argument deduction/substitution failed:
abduction2.cpp:31:28: note: mismatched types 'std::initializer_list<_Tp>' and 'long long int'
if(l==0) ret=max(ret, y-1);
^
In file included from /usr/include/c++/7/algorithm:62:0,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
from abduction2.cpp:1:
/usr/include/c++/7/bits/stl_algo.h:3468:5: note: candidate: template<class _Tp, class _Compare> constexpr _Tp std::max(std::initializer_list<_Tp>, _Compare)
max(initializer_list<_Tp> __l, _Compare __comp)
^~~
/usr/include/c++/7/bits/stl_algo.h:3468:5: note: template argument deduction/substitution failed:
abduction2.cpp:31:28: note: mismatched types 'std::initializer_list<_Tp>' and 'long long int'
if(l==0) ret=max(ret, y-1);
^
abduction2.cpp:34:30: error: no matching function for call to 'max(ll&, int)'
if(r==N+1) ret=max(ret, N-y);
^
In file included from /usr/include/c++/7/bits/char_traits.h:39:0,
from /usr/include/c++/7/ios:40,
from /usr/include/c++/7/istream:38,
from /usr/include/c++/7/sstream:38,
from /usr/include/c++/7/complex:45,
from /usr/include/c++/7/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
from abduction2.cpp:1:
/usr/include/c++/7/bits/stl_algobase.h:219:5: note: candidate: template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)
max(const _Tp& __a, const _Tp& __b)
^~~
/usr/include/c++/7/bits/stl_algobase.h:219:5: note: template argument deduction/substitution failed:
abduction2.cpp:34:30: note: deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
if(r==N+1) ret=max(ret, N-y);
^
In file included from /usr/include/c++/7/bits/char_traits.h:39:0,
from /usr/include/c++/7/ios:40,
from /usr/include/c++/7/istream:38,
from /usr/include/c++/7/sstream:38,
from /usr/include/c++/7/complex:45,
from /usr/include/c++/7/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
from abduction2.cpp:1:
/usr/include/c++/7/bits/stl_algobase.h:265:5: note: candidate: template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)
max(const _Tp& __a, const _Tp& __b, _Compare __comp)
^~~
/usr/include/c++/7/bits/stl_algobase.h:265:5: note: template argument deduction/substitution failed:
abduction2.cpp:34:30: note: deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
if(r==N+1) ret=max(ret, N-y);
^
In file included from /usr/include/c++/7/algorithm:62:0,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
from abduction2.cpp:1:
/usr/include/c++/7/bits/stl_algo.h:3462:5: note: candidate: template<class _Tp> constexpr _Tp std::max(std::initializer_list<_Tp>)
max(initializer_list<_Tp> __l)
^~~
/usr/include/c++/7/bits/stl_algo.h:3462:5: note: template argument deduction/substitution failed:
abduction2.cpp:34:30: note: mismatched types 'std::initializer_list<_Tp>' and 'long long int'
if(r==N+1) ret=max(ret, N-y);
^
In file included from /usr/include/c++/7/algorithm:62:0,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
from abduction2.cpp:1:
/usr/include/c++/7/bits/stl_algo.h:3468:5: note: candidate: template<class _Tp, class _Compare> constexpr _Tp std::max(std::initializer_list<_Tp>, _Compare)
max(initializer_list<_Tp> __l, _Compare __comp)
^~~
/usr/include/c++/7/bits/stl_algo.h:3468:5: note: template argument deduction/substitution failed:
abduction2.cpp:34:30: note: mismatched types 'std::initializer_list<_Tp>' and 'long long int'
if(r==N+1) ret=max(ret, N-y);
^
abduction2.cpp:43:28: error: no matching function for call to 'max(ll&, int)'
if(l==0) ret=max(ret, x-1);
^
In file included from /usr/include/c++/7/bits/char_traits.h:39:0,
from /usr/include/c++/7/ios:40,
from /usr/include/c++/7/istream:38,
from /usr/include/c++/7/sstream:38,
from /usr/include/c++/7/complex:45,
from /usr/include/c++/7/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
from abduction2.cpp:1:
/usr/include/c++/7/bits/stl_algobase.h:219:5: note: candidate: template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)
max(const _Tp& __a, const _Tp& __b)
^~~
/usr/include/c++/7/bits/stl_algobase.h:219:5: note: template argument deduction/substitution failed:
abduction2.cpp:43:28: note: deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
if(l==0) ret=max(ret, x-1);
^
In file included from /usr/include/c++/7/bits/char_traits.h:39:0,
from /usr/include/c++/7/ios:40,
from /usr/include/c++/7/istream:38,
from /usr/include/c++/7/sstream:38,
from /usr/include/c++/7/complex:45,
from /usr/include/c++/7/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
from abduction2.cpp:1:
/usr/include/c++/7/bits/stl_algobase.h:265:5: note: candidate: template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)
max(const _Tp& __a, const _Tp& __b, _Compare __comp)
^~~
/usr/include/c++/7/bits/stl_algobase.h:265:5: note: template argument deduction/substitution failed:
abduction2.cpp:43:28: note: deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
if(l==0) ret=max(ret, x-1);
^
In file included from /usr/include/c++/7/algorithm:62:0,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
from abduction2.cpp:1:
/usr/include/c++/7/bits/stl_algo.h:3462:5: note: candidate: template<class _Tp> constexpr _Tp std::max(std::initializer_list<_Tp>)
max(initializer_list<_Tp> __l)
^~~
/usr/include/c++/7/bits/stl_algo.h:3462:5: note: template argument deduction/substitution failed:
abduction2.cpp:43:28: note: mismatched types 'std::initializer_list<_Tp>' and 'long long int'
if(l==0) ret=max(ret, x-1);
^
In file included from /usr/include/c++/7/algorithm:62:0,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
from abduction2.cpp:1:
/usr/include/c++/7/bits/stl_algo.h:3468:5: note: candidate: template<class _Tp, class _Compare> constexpr _Tp std::max(std::initializer_list<_Tp>, _Compare)
max(initializer_list<_Tp> __l, _Compare __comp)
^~~
/usr/include/c++/7/bits/stl_algo.h:3468:5: note: template argument deduction/substitution failed:
abduction2.cpp:43:28: note: mismatched types 'std::initializer_list<_Tp>' and 'long long int'
if(l==0) ret=max(ret, x-1);
^
abduction2.cpp:46:30: error: no matching function for call to 'max(ll&, int)'
if(r==M+1) ret=max(ret, M-x);
^
In file included from /usr/include/c++/7/bits/char_traits.h:39:0,
from /usr/include/c++/7/ios:40,
from /usr/include/c++/7/istream:38,
from /usr/include/c++/7/sstream:38,
from /usr/include/c++/7/complex:45,
from /usr/include/c++/7/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
from abduction2.cpp:1:
/usr/include/c++/7/bits/stl_algobase.h:219:5: note: candidate: template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)
max(const _Tp& __a, const _Tp& __b)
^~~
/usr/include/c++/7/bits/stl_algobase.h:219:5: note: template argument deduction/substitution failed:
abduction2.cpp:46:30: note: deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
if(r==M+1) ret=max(ret, M-x);
^
In file included from /usr/include/c++/7/bits/char_traits.h:39:0,
from /usr/include/c++/7/ios:40,
from /usr/include/c++/7/istream:38,
from /usr/include/c++/7/sstream:38,
from /usr/include/c++/7/complex:45,
from /usr/include/c++/7/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
from abduction2.cpp:1:
/usr/include/c++/7/bits/stl_algobase.h:265:5: note: candidate: template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)
max(const _Tp& __a, const _Tp& __b, _Compare __comp)
^~~
/usr/include/c++/7/bits/stl_algobase.h:265:5: note: template argument deduction/substitution failed:
abduction2.cpp:46:30: note: deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
if(r==M+1) ret=max(ret, M-x);
^
In file included from /usr/include/c++/7/algorithm:62:0,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
from abduction2.cpp:1:
/usr/include/c++/7/bits/stl_algo.h:3462:5: note: candidate: template<class _Tp> constexpr _Tp std::max(std::initializer_list<_Tp>)
max(initializer_list<_Tp> __l)
^~~
/usr/include/c++/7/bits/stl_algo.h:3462:5: note: template argument deduction/substitution failed:
abduction2.cpp:46:30: note: mismatched types 'std::initializer_list<_Tp>' and 'long long int'
if(r==M+1) ret=max(ret, M-x);
^
In file included from /usr/include/c++/7/algorithm:62:0,
from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
from abduction2.cpp:1:
/usr/include/c++/7/bits/stl_algo.h:3468:5: note: candidate: template<class _Tp, class _Compare> constexpr _Tp std::max(std::initializer_list<_Tp>, _Compare)
max(initializer_list<_Tp> __l, _Compare __comp)
^~~
/usr/include/c++/7/bits/stl_algo.h:3468:5: note: template argument deduction/substitution failed:
abduction2.cpp:46:30: note: mismatched types 'std::initializer_list<_Tp>' and 'long long int'
if(r==M+1) ret=max(ret, M-x);
^
abduction2.cpp:21:9: warning: unused variable 'j' [-Wunused-variable]
int i, j;
^
abduction2.cpp: In function 'int main()':
abduction2.cpp:57:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
scanf("%d%d%d", &N, &M, &Q);
~~~~~^~~~~~~~~~~~~~~~~~~~~~
abduction2.cpp:58:27: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
for(i=1; i<=N; i++) scanf("%d", &A[i]);
~~~~~^~~~~~~~~~~~~
abduction2.cpp:59:27: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
for(i=1; i<=M; i++) scanf("%d", &B[i]);
~~~~~^~~~~~~~~~~~~
abduction2.cpp:72:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
scanf("%d%d", &y, &x);
~~~~~^~~~~~~~~~~~~~~~