Submission #424762

#	Time	Username	Problem	Language	Result	Execution time	Memory
424762		ollel	Boxes with souvenirs (IOI15_boxes)	C++17	Compilation error	0 ms	0 KiB

boxes

#include <bits/stdc++.h>
#include <iostream>
#include "boxes.h"
using namespace std;

#define rep(i,a,b) for(int i = a; i < b; i++)
#define pb push_back
#define lso(x) x&(-x)

typedef long long ll;
typedef vector<int> vi;
typedef vector<vi> vvi;

int n, k, l;
vi p;
vi pos;

ll kone() {
  ll ans = 0;
  rep(i,0,l) {
    ans += p[i]*2*min(i, l - i);
  }
  return ans;
}

ll kn() {
  ll ans = l;
  rep(i,0,n - 1) {
    ans = min(ans, 2*pos[i] + 2*(l - pos[i + 1]));
  }
  return ans;
}

ll n10() {
  return 0;
}

ll delivery(int N, int K, int L, vi positions) {
  n = N; k = K; l = K;
  p.resize(l);
  pos.resize(n); rep(i,0,n) pos[i] = positions[i];
  rep(i,0,n) p[positions[i]]++;
  if (k == 1) return kone();
  else if (k == n) return kn();
  else if (n <= 10) return n10();
}

Compilation message (stderr)

boxes.cpp: In function 'll kn()':
boxes.cpp:29:49: error: no matching function for call to 'min(ll&, int)'
   29 |     ans = min(ans, 2*pos[i] + 2*(l - pos[i + 1]));
      |                                                 ^
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 boxes.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:
boxes.cpp:29:49: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   29 |     ans = min(ans, 2*pos[i] + 2*(l - pos[i + 1]));
      |                                                 ^
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 boxes.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:
boxes.cpp:29:49: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   29 |     ans = min(ans, 2*pos[i] + 2*(l - pos[i + 1]));
      |                                                 ^
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from boxes.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:
boxes.cpp:29:49: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   29 |     ans = min(ans, 2*pos[i] + 2*(l - pos[i + 1]));
      |                                                 ^
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from boxes.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:
boxes.cpp:29:49: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   29 |     ans = min(ans, 2*pos[i] + 2*(l - pos[i + 1]));
      |                                                 ^
boxes.cpp: In function 'll delivery(int, int, int, vi)':
boxes.cpp:38:31: warning: unused parameter 'L' [-Wunused-parameter]
   38 | ll delivery(int N, int K, int L, vi positions) {
      |                           ~~~~^
boxes.cpp:46:1: warning: control reaches end of non-void function [-Wreturn-type]
   46 | }
      | ^