Submission #363585

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
363585	2021-02-06T16:29:52 Z	Sparky_09	Boxes with souvenirs (IOI15_boxes)	C++17	Compilation error	0 ms	0 KB

boxes

#include "bits/stdc++.h"
using namespace std;
#define rep(i, a, b) for(int i = a; i < (b); ++i)
#define all(x) begin(x), end(x)
#define trav(a, x) for(auto& a : x)
#define sz(x) (int)(x).size()
typedef long long ll;
typedef pair<ll, ll> pii;
typedef vector<ll> vi;
typedef vector<pii> vpi;

void usaco(string s){
  freopen((s+".in").c_str(), "r", stdin);
  freopen((s+".out").c_str(), "w", stdout);
}

int delivery(int n, int k, int l, int pos[]){
	vector<int> pre(n+2, 0), suf(n+2, 0);
	for(int i = 1; i <= n; i++){
	  pre[i] = min(pre[i-k>=0?i-k:0] + 2 * pos[i-1], l);
	  suf[i] = min(suf[i-k>=0?i-k:0] + 2 * (l - pos[n-i]), l);
	}
	ll ans = 1e18;
	for(int i = 0; i <= n; i++){
	  ans = min(ans,  pre[i] + suf[n-i]);
	}
	return ans;
}

Compilation message

boxes.cpp: In function 'int delivery(int, int, int, int*)':
boxes.cpp:25:37: error: no matching function for call to 'min(ll&, __gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type)'
   25 |    ans = min(ans,  pre[i] + suf[n-i]);
      |                                     ^
In file included from /usr/include/c++/9/bits/specfun.h:45,
                 from /usr/include/c++/9/cmath:1927,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:41,
                 from boxes.cpp:1:
/usr/include/c++/9/bits/stl_algobase.h:198:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  198 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/9/bits/stl_algobase.h:198:5: note:   template argument deduction/substitution failed:
boxes.cpp:25:37: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'})
   25 |    ans = min(ans,  pre[i] + suf[n-i]);
      |                                     ^
In file included from /usr/include/c++/9/bits/specfun.h:45,
                 from /usr/include/c++/9/cmath:1927,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:41,
                 from boxes.cpp:1:
/usr/include/c++/9/bits/stl_algobase.h:246:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  246 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/9/bits/stl_algobase.h:246:5: note:   template argument deduction/substitution failed:
boxes.cpp:25:37: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'})
   25 |    ans = min(ans,  pre[i] + suf[n-i]);
      |                                     ^
In file included from /usr/include/c++/9/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:65,
                 from boxes.cpp:1:
/usr/include/c++/9/bits/stl_algo.h:3444:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(std::initializer_list<_Tp>)'
 3444 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/9/bits/stl_algo.h:3444:5: note:   template argument deduction/substitution failed:
boxes.cpp:25:37: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   25 |    ans = min(ans,  pre[i] + suf[n-i]);
      |                                     ^
In file included from /usr/include/c++/9/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:65,
                 from boxes.cpp:1:
/usr/include/c++/9/bits/stl_algo.h:3450:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(std::initializer_list<_Tp>, _Compare)'
 3450 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/9/bits/stl_algo.h:3450:5: note:   template argument deduction/substitution failed:
boxes.cpp:25:37: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   25 |    ans = min(ans,  pre[i] + suf[n-i]);
      |                                     ^
boxes.cpp:27:9: warning: conversion from 'll' {aka 'long long int'} to 'int' may change value [-Wconversion]
   27 |  return ans;
      |         ^~~
boxes.cpp: In function 'void usaco(std::string)':
boxes.cpp:13:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
   13 |   freopen((s+".in").c_str(), "r", stdin);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
boxes.cpp:14:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
   14 |   freopen((s+".out").c_str(), "w", stdout);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~