Submission #436581

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
436581	2021-06-24T16:17:57 Z	shrimb	Distributing Candies (IOI21_candies)	C++17	Compilation error	0 ms	0 KB

candies

#include"bits/stdc++.h"
// #define int long long
#define endl '\n'
using namespace std;

vector<int> distribute_candies (vector<int> c, vector<int> l, vector<int> r, vector<int> v) {
	int n = c.size();
	int q = l.size();

	bool st1 = (n <= 2000 and q <= 2000);
	bool st2 = 1; for (int i = 0 ; i < q ; i++) if (v[i] < 0) st2 = 0;

	// if (st1) {
	// 	vector<int> ret(n, 0);
	// 	for (int i = 0 ; i < q ; i++) {
	// 		for (int j = l[i] ; j <= r[i] ; j++) {
	// 			ret[j] = max(0, min(c[j], ret[j] + v[i]));
	// 		}
	// 	}
	// 	return ret;
	// }
	if (st2) {
		vector<int> ret(n, 0);
		vector<long long> pref(n + 1, 0);
		for (int i = 0 ; i < q ; i++) {
			pref[l[i]] += v[i];
			pref[r[i] + 1] -= v[i];
		}
		for (int i = 1 ; i < n ; i++) pref[i] += pref[i-1];
		for (int i = 0 ; i < n ; i++) ret[i] = min(c[i], pref[i]);
		return ret;
	}

}

Compilation message

candies.cpp: In function 'std::vector<int> distribute_candies(std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>)':
candies.cpp:30:59: error: no matching function for call to 'min(__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type&, __gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type&)'
   30 |   for (int i = 0 ; i < n ; i++) ret[i] = min(c[i], pref[i]);
      |                                                           ^
In file included from /usr/include/c++/10/bits/specfun.h:45,
                 from /usr/include/c++/10/cmath:1927,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
                 from candies.cpp:1:
/usr/include/c++/10/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++/10/bits/stl_algobase.h:230:5: note:   template argument deduction/substitution failed:
candies.cpp:30:59: 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'})
   30 |   for (int i = 0 ; i < n ; i++) ret[i] = min(c[i], pref[i]);
      |                                                           ^
In file included from /usr/include/c++/10/bits/specfun.h:45,
                 from /usr/include/c++/10/cmath:1927,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
                 from candies.cpp:1:
/usr/include/c++/10/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++/10/bits/stl_algobase.h:278:5: note:   template argument deduction/substitution failed:
candies.cpp:30:59: 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'})
   30 |   for (int i = 0 ; i < n ; i++) ret[i] = min(c[i], pref[i]);
      |                                                           ^
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from candies.cpp:1:
/usr/include/c++/10/bits/stl_algo.h:3468:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(std::initializer_list<_Tp>)'
 3468 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/10/bits/stl_algo.h:3468:5: note:   template argument deduction/substitution failed:
candies.cpp:30:59: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   30 |   for (int i = 0 ; i < n ; i++) ret[i] = min(c[i], pref[i]);
      |                                                           ^
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from candies.cpp:1:
/usr/include/c++/10/bits/stl_algo.h:3474:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(std::initializer_list<_Tp>, _Compare)'
 3474 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/10/bits/stl_algo.h:3474:5: note:   template argument deduction/substitution failed:
candies.cpp:30:59: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   30 |   for (int i = 0 ; i < n ; i++) ret[i] = min(c[i], pref[i]);
      |                                                           ^
candies.cpp:10:7: warning: unused variable 'st1' [-Wunused-variable]
   10 |  bool st1 = (n <= 2000 and q <= 2000);
      |       ^~~
candies.cpp:34:1: warning: control reaches end of non-void function [-Wreturn-type]
   34 | }
      | ^