Submission #1217004

#	Time	Username	Problem	Language	Result	Execution time	Memory
1217004		matere	Boxes with souvenirs (IOI15_boxes)	C++20	Compilation error	0 ms	0 KiB

boxes

#include "boxes.h"
#include<bits/stdc++.h>
#define ll long long
using namespace std; 
ll a[10000005],dp1[10000005],dp2[10000005],n,k,l;
ll delivery(int nn,int kk,int lll,int b[]){
    n=nn,k=kk,l=lll;
    for(ll i=1;i<=n;i++){
        a[i]=b[i-1];
        dp1[i]=dp1[a[max(0ll,i-k)]]+a[i]+min(a[i],(l-a[i]));
        // cout<<dp1[i]<<' ';
    }
    // cout<<endl;
    for(ll i=n;i>=1;i--){
        dp2[i]=dp2[a[min(n+1,i+k)]]+(l-a[i])+min(a[i],(n-a[i]));
        // cout<<dp2[i]<<' ';
    }
    int ans=0;
    for(ll i=1;i<=n;i++){
        ans=max(ans,dp1[i]+dp2[i+1]);
    }
    return ans;
}

Compilation message (stderr)

boxes.cpp: In function 'long long int delivery(int, int, int, int*)':
boxes.cpp:20:16: error: no matching function for call to 'max(int&, long long int)'
   20 |         ans=max(ans,dp1[i]+dp2[i+1]);
      |             ~~~^~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:41,
                 from boxes.cpp:2:
/usr/include/c++/11/bits/stl_algobase.h:254:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  254 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/11/bits/stl_algobase.h:254:5: note:   template argument deduction/substitution failed:
boxes.cpp:20:16: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
   20 |         ans=max(ans,dp1[i]+dp2[i+1]);
      |             ~~~^~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:41,
                 from boxes.cpp:2:
/usr/include/c++/11/bits/stl_algobase.h:300:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  300 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/11/bits/stl_algobase.h:300:5: note:   template argument deduction/substitution failed:
boxes.cpp:20:16: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
   20 |         ans=max(ans,dp1[i]+dp2[i+1]);
      |             ~~~^~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/string:52,
                 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 boxes.cpp:2:
/usr/include/c++/11/bits/stl_algo.h:3461:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(std::initializer_list<_Tp>)'
 3461 |     max(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/11/bits/stl_algo.h:3461:5: note:   template argument deduction/substitution failed:
boxes.cpp:20:16: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   20 |         ans=max(ans,dp1[i]+dp2[i+1]);
      |             ~~~^~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/string:52,
                 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 boxes.cpp:2:
/usr/include/c++/11/bits/stl_algo.h:3467:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(std::initializer_list<_Tp>, _Compare)'
 3467 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/11/bits/stl_algo.h:3467:5: note:   template argument deduction/substitution failed:
boxes.cpp:20:16: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   20 |         ans=max(ans,dp1[i]+dp2[i+1]);
      |             ~~~^~~~~~~~~~~~~~~~~~~~~