Submission #1123535

#	Time	Username	Problem	Language	Result	Execution time	Memory
1123535		LucaIlie	Self Study (JOI22_ho_t2)	C++20	Compilation error	0 ms	0 KiB

Main

#include <bits/stdc++.h>

using namespace std;

const int MAX_N = 3e5;
int a[MAX_N], b[MAX_N];

int main() {
    int n, m;

    cin >> n >> m;
    for ( int i = 0; i < n; i++ )
        cin >> a[i];
    for ( int i = 0; i < n; i++ )
        cin >> b[i];

    long long l = 0, r = 2e18;
    while ( r - l > 1 ) {
        long long mid = (l + r) / 2;

        long long freeClasses = (long long)n * m, busyClasses = 0;
        for ( int i = 0; i < n; i++ ) {
            if ( a[i] > b[i] ) {
                if ( (long long)a[i] * m >= mid )
                    freeClasses -= (mid + a[i] - 1) / a[i];
                else {
                    freeClasses -= m;
                    busyClasses += (mid - (long long)m * a[i] + b[i] - 1) / b[i];
                }
            } else
                busyClasses += (mid + b[i] - 1) / b[i];
            busyClasses = min( busyClasses, (long long)n * m + 1 );
            freeClasses = max( freeClasses, -1 );
        }

        if ( freeClasses >= busyClasses )
            l = mid;
        else
            r = mid;
    }

    cout << l << "\n";
}

Compilation message (stderr)

Main.cpp: In function 'int main()':
Main.cpp:33:30: error: no matching function for call to 'max(long long int&, int)'
   33 |             freeClasses = max( freeClasses, -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 Main.cpp:1:
/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:
Main.cpp:33:30: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   33 |             freeClasses = max( freeClasses, -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 Main.cpp:1:
/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:
Main.cpp:33:30: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   33 |             freeClasses = max( freeClasses, -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 Main.cpp:1:
/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:
Main.cpp:33:30: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   33 |             freeClasses = max( freeClasses, -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 Main.cpp:1:
/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:
Main.cpp:33:30: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   33 |             freeClasses = max( freeClasses, -1 );
      |                           ~~~^~~~~~~~~~~~~~~~~~~