Submission #1357134

#	Time	Username	Problem	Language	Result	Execution time	Memory
1357134		ezzzay	Horses (IOI15_horses)	C++20	Compilation error	0 ms	0 KiB

horses

#include "horses.h"
#include<bits/stdc++.h>
using namespace std;
#define pb push_back
#define ll long long
vector<ll>x,y;
const ll mod=1e9+7;
int init(int N, int X[], int Y[]) {
    x.clear();
    y.clear();
    for(int i=0;i<N;i++)x.pb(X[i]);
    for(int i=0;i<N;i++)y.pb(Y[i]);
    ll p=X.back();
    int l=N-1;
    while(l-1>=0 and x[l-1]<=2e9/p ){
        p*=x[--l];
    }
    // suuliin l ees shalgaad avchinaa 
    ll P=1;
    for(int i=0;i<l;i++){
        P*=x[i];
        P%=mod;
    }
    
    p=1;
    ll mx=1;
    for(int i=l;i<n;i++){
        p*=x[i];
        mx=max(mx,p*y[i]);
    }
    P*=mx;
    P%=mod;
    return P;
    
}

int updateX(int pos, int val) {	
    int N=x.size();
    x[pos]=val;
	int p=1;
    int mx=1;
    for(int i=0;i<N;i++){
        p=p*x[i];
        mx=max(mx,p*y[i]);
    }
	return mx;
}

int updateY(int pos, int val) {
    int N=x.size();
    y[pos]=val;
    int p=1;
    int mx=1;
    for(int i=0;i<N;i++){
        p=p*x[i];
        mx=max(mx,p*y[i]);
    }
	return mx;
}

Compilation message (stderr)

horses.cpp: In function 'int init(int, int*, int*)':
horses.cpp:13:12: error: request for member 'back' in 'X', which is of non-class type 'int*'
   13 |     ll p=X.back();
      |            ^~~~
horses.cpp:27:19: error: 'n' was not declared in this scope
   27 |     for(int i=l;i<n;i++){
      |                   ^
horses.cpp: In function 'int updateX(int, int)':
horses.cpp:44:15: error: no matching function for call to 'max(int&, __gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type)'
   44 |         mx=max(mx,p*y[i]);
      |            ~~~^~~~~~~~~~~
In file included from /usr/include/c++/13/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:51,
                 from horses.cpp:2:
/usr/include/c++/13/bits/stl_algobase.h:257:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  257 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/13/bits/stl_algobase.h:257:5: note:   template argument deduction/substitution failed:
horses.cpp:44:15: note:   deduced conflicting types for parameter 'const _Tp' ('int' and '__gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type' {aka 'long long int'})
   44 |         mx=max(mx,p*y[i]);
      |            ~~~^~~~~~~~~~~
/usr/include/c++/13/bits/stl_algobase.h:303:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  303 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/13/bits/stl_algobase.h:303:5: note:   template argument deduction/substitution failed:
horses.cpp:44:15: note:   deduced conflicting types for parameter 'const _Tp' ('int' and '__gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type' {aka 'long long int'})
   44 |         mx=max(mx,p*y[i]);
      |            ~~~^~~~~~~~~~~
In file included from /usr/include/c++/13/algorithm:61:
/usr/include/c++/13/bits/stl_algo.h:5795:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(initializer_list<_Tp>)'
 5795 |     max(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/13/bits/stl_algo.h:5795:5: note:   template argument deduction/substitution failed:
horses.cpp:44:15: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   44 |         mx=max(mx,p*y[i]);
      |            ~~~^~~~~~~~~~~
/usr/include/c++/13/bits/stl_algo.h:5805:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(initializer_list<_Tp>, _Compare)'
 5805 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/13/bits/stl_algo.h:5805:5: note:   template argument deduction/substitution failed:
horses.cpp:44:15: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   44 |         mx=max(mx,p*y[i]);
      |            ~~~^~~~~~~~~~~
horses.cpp: In function 'int updateY(int, int)':
horses.cpp:56:15: error: no matching function for call to 'max(int&, __gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type)'
   56 |         mx=max(mx,p*y[i]);
      |            ~~~^~~~~~~~~~~
/usr/include/c++/13/bits/stl_algobase.h:257:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  257 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/13/bits/stl_algobase.h:257:5: note:   template argument deduction/substitution failed:
horses.cpp:56:15: note:   deduced conflicting types for parameter 'const _Tp' ('int' and '__gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type' {aka 'long long int'})
   56 |         mx=max(mx,p*y[i]);
      |            ~~~^~~~~~~~~~~
/usr/include/c++/13/bits/stl_algobase.h:303:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  303 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/13/bits/stl_algobase.h:303:5: note:   template argument deduction/substitution failed:
horses.cpp:56:15: note:   deduced conflicting types for parameter 'const _Tp' ('int' and '__gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type' {aka 'long long int'})
   56 |         mx=max(mx,p*y[i]);
      |            ~~~^~~~~~~~~~~
/usr/include/c++/13/bits/stl_algo.h:5795:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(initializer_list<_Tp>)'
 5795 |     max(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/13/bits/stl_algo.h:5795:5: note:   template argument deduction/substitution failed:
horses.cpp:56:15: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   56 |         mx=max(mx,p*y[i]);
      |            ~~~^~~~~~~~~~~
/usr/include/c++/13/bits/stl_algo.h:5805:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(initializer_list<_Tp>, _Compare)'
 5805 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/13/bits/stl_algo.h:5805:5: note:   template argument deduction/substitution failed:
horses.cpp:56:15: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   56 |         mx=max(mx,p*y[i]);
      |            ~~~^~~~~~~~~~~