Submission #1242344

#	Time	Username	Problem	Language	Result	Execution time	Memory
1242344		nibert	Distributing Candies (IOI21_candies)	C++20	Compilation error	0 ms	0 KiB

candies

#include <vector>
#include <algorithm>
using namespace std;

vector<int> distribute_candies(vector<int> c, vector<int> l, vector<int> r, vector<int> v) {
    int n = c.size(), q = l.size();
    vector<long long> prefix(n + 1, 0); // prefix is the difference array

    for (int i = 0; i < q; ++i) {
        prefix[l[i]] += v[i];
        if (r[i] + 1 < n)
            prefix[r[i] + 1] -= v[i];
    }

    vector<int> result(n);
    long long curr = 0;
    for (int i = 0; i < n; ++i) {
        curr += prefix[i];
        result[i] = min(c[i], max(0LL, curr));  // Clamp result between 0 and capacity
    }

    return result;
}

Compilation message (stderr)

candies.cpp: In function 'std::vector<int> distribute_candies(std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>)':
candies.cpp:19:24: error: no matching function for call to 'min(__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type&, const long long int&)'
   19 |         result[i] = min(c[i], max(0LL, curr));  // Clamp result between 0 and capacity
      |                     ~~~^~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/vector:60,
                 from candies.cpp:1:
/usr/include/c++/11/bits/stl_algobase.h:230:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  230 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/11/bits/stl_algobase.h:230:5: note:   template argument deduction/substitution failed:
candies.cpp:19:24: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
   19 |         result[i] = min(c[i], max(0LL, curr));  // Clamp result between 0 and capacity
      |                     ~~~^~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/vector:60,
                 from candies.cpp:1:
/usr/include/c++/11/bits/stl_algobase.h:278:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  278 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/11/bits/stl_algobase.h:278:5: note:   template argument deduction/substitution failed:
candies.cpp:19:24: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
   19 |         result[i] = min(c[i], max(0LL, curr));  // Clamp result between 0 and capacity
      |                     ~~~^~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/vector:62,
                 from candies.cpp:1:
/usr/include/c++/11/bits/stl_algo.h:3449:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(std::initializer_list<_Tp>)'
 3449 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/11/bits/stl_algo.h:3449:5: note:   template argument deduction/substitution failed:
candies.cpp:19:24: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   19 |         result[i] = min(c[i], max(0LL, curr));  // Clamp result between 0 and capacity
      |                     ~~~^~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/11/vector:62,
                 from candies.cpp:1:
/usr/include/c++/11/bits/stl_algo.h:3455:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(std::initializer_list<_Tp>, _Compare)'
 3455 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/11/bits/stl_algo.h:3455:5: note:   template argument deduction/substitution failed:
candies.cpp:19:24: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   19 |         result[i] = min(c[i], max(0LL, curr));  // Clamp result between 0 and capacity
      |                     ~~~^~~~~~~~~~~~~~~~~~~~~~