# | 제출 시각 | 아이디 | 문제 | 언어 | 결과 | 실행 시간 | 메모리 |
---|---|---|---|---|---|---|---|
507510 | PikaQ | Knapsack (NOI18_knapsack) | C++17 | 컴파일 에러 | 0 ms | 0 KiB |
이 제출은 이전 버전의 oj.uz에서 채점하였습니다. 현재는 제출 당시와는 다른 서버에서 채점을 하기 때문에, 다시 제출하면 결과가 달라질 수도 있습니다.
/* RE */
#include<bits/stdc++.h>
#define int ll
#define forn(i,n) for(int i=0;i<(n);i++)
#define Forn(i,n) for(int i=1;i<=(n);i++)
#define ll long long
#define pb push_back
#define F first
#define S second
#define lb lower_bound
#define ub upper_bound
#define rz resize
#define vi vector<int>
#define vl vector<long long>
#define vpi vector<pair<int,int> >
#define pii pair<int,int>
#define pll pair<long long,long long>
#define mp make_pair
#define all(p) p.begin(),p.end()
#define alr(p,q) p+1,p+q+1
#define ull unsigned long long
#define st0(p) memset((p),0,sizeof(p))
#define T(x) ((xb)%2 ? s[(x)/2] : '.')
#define lowb(x) x&-x
#define ls(x) (x)*2
#define rs(x) (x)*2+1
#define sz(x) (x).size()
using namespace std;
inline void USACO(const string &s){
freopen((s+".in").c_str(),"r",stdin);
freopen((s+".out").c_str(),"w",stdout);
}
void debug() {cout << endl;}
template <class T, class ...U> void debug(T a, U ... b) { cout << a << " "; debug(b...);}
#define fail() {cout << "-1\n";return;}
const int mod = 1e9+7;
const int N = 2e3+9;
int n,s;
vpi stuff;
vpi a[N];
int dp[N];
void solve(){
cin >> s >> n;
forn(i,n){
int w,v,k;
cin >> v >> w >> k;
a[w].pb(mp(v,k));
}
Forn(i,s) sort(all(a[i]),greater<int>());
Forn(i,s){
int cnt = s/i ;
for(auto &j : a[i]){
int res = min(cnt,j.S);
cnt -= res;
while(res--){
// debug(i,j.F);
stuff.pb(mp(i,j.F));
}
if(cnt == 0) break;
}
}
for(pii p : stuff){
int w = p.F,v = p.S;
// debug(w,v);
for(int i = s;i >= w;i--){
if(i >= w){
dp[i] = max(dp[i],dp[i-w] + v);
}
}
}
int ans = 0;
cout << dp[s] << '\n';
}
signed main(){
// USACO("feast");
cin.tie(0);
cout.tie(0);
ios_base::sync_with_stdio(0);
// int t;
// cin >> t;
// while(t--)
solve();
return 0;
}
컴파일 시 표준 에러 (stderr) 메시지
knapsack.cpp: In function 'void solve()': knapsack.cpp:75:6: warning: unused variable 'ans' [-Wunused-variable] 75 | int ans = 0; | ^~~ In file included from /usr/include/c++/10/bits/stl_algobase.h:71, 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 knapsack.cpp:2: /usr/include/c++/10/bits/predefined_ops.h: In instantiation of 'constexpr bool __gnu_cxx::__ops::_Iter_comp_iter<_Compare>::operator()(_Iterator1, _Iterator2) [with _Iterator1 = __gnu_cxx::__normal_iterator<std::pair<long long int, long long int>*, std::vector<std::pair<long long int, long long int> > >; _Iterator2 = __gnu_cxx::__normal_iterator<std::pair<long long int, long long int>*, std::vector<std::pair<long long int, long long int> > >; _Compare = std::greater<long long int>]': /usr/include/c++/10/bits/stl_algo.h:82:17: required from 'void std::__move_median_to_first(_Iterator, _Iterator, _Iterator, _Iterator, _Compare) [with _Iterator = __gnu_cxx::__normal_iterator<std::pair<long long int, long long int>*, std::vector<std::pair<long long int, long long int> > >; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<std::greater<long long int> >]' /usr/include/c++/10/bits/stl_algo.h:1924:34: required from '_RandomAccessIterator std::__unguarded_partition_pivot(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<std::pair<long long int, long long int>*, std::vector<std::pair<long long int, long long int> > >; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<std::greater<long long int> >]' /usr/include/c++/10/bits/stl_algo.h:1958:38: required from 'void std::__introsort_loop(_RandomAccessIterator, _RandomAccessIterator, _Size, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<std::pair<long long int, long long int>*, std::vector<std::pair<long long int, long long int> > >; _Size = long int; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<std::greater<long long int> >]' /usr/include/c++/10/bits/stl_algo.h:1974:25: required from 'void std::__sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<std::pair<long long int, long long int>*, std::vector<std::pair<long long int, long long int> > >; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<std::greater<long long int> >]' /usr/include/c++/10/bits/stl_algo.h:4892:18: required from 'void std::sort(_RAIter, _RAIter, _Compare) [with _RAIter = __gnu_cxx::__normal_iterator<std::pair<long long int, long long int>*, std::vector<std::pair<long long int, long long int> > >; _Compare = std::greater<long long int>]' knapsack.cpp:53:41: required from here /usr/include/c++/10/bits/predefined_ops.h:156:30: error: no match for call to '(std::greater<long long int>) (std::pair<long long int, long long int>&, std::pair<long long int, long long int>&)' 156 | { return bool(_M_comp(*__it1, *__it2)); } | ~~~~~~~^~~~~~~~~~~~~~~~ In file included from /usr/include/c++/10/string:48, from /usr/include/c++/10/bits/locale_classes.h:40, from /usr/include/c++/10/bits/ios_base.h:41, from /usr/include/c++/10/ios:42, from /usr/include/c++/10/istream:38, from /usr/include/c++/10/sstream:38, from /usr/include/c++/10/complex:45, from /usr/include/c++/10/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54, from knapsack.cpp:2: /usr/include/c++/10/bits/stl_function.h:375:7: note: candidate: 'constexpr bool std::greater<_Tp>::operator()(const _Tp&, const _Tp&) const [with _Tp = long long int]' 375 | operator()(const _Tp& __x, const _Tp& __y) const | ^~~~~~~~ /usr/include/c++/10/bits/stl_function.h:375:29: note: no known conversion for argument 1 from 'std::pair<long long int, long long int>' to 'const long long int&' 375 | operator()(const _Tp& __x, const _Tp& __y) const | ~~~~~~~~~~~^~~ In file included from /usr/include/c++/10/bits/stl_algobase.h:71, 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 knapsack.cpp:2: /usr/include/c++/10/bits/predefined_ops.h: In instantiation of 'bool __gnu_cxx::__ops::_Val_comp_iter<_Compare>::operator()(_Value&, _Iterator) [with _Value = std::pair<long long int, long long int>; _Iterator = __gnu_cxx::__normal_iterator<std::pair<long long int, long long int>*, std::vector<std::pair<long long int, long long int> > >; _Compare = std::greater<long long int>]': /usr/include/c++/10/bits/stl_algo.h:1826:20: required from 'void std::__unguarded_linear_insert(_RandomAccessIterator, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<std::pair<long long int, long long int>*, std::vector<std::pair<long long int, long long int> > >; _Compare = __gnu_cxx::__ops::_Val_comp_iter<std::greater<long long int> >]' /usr/include/c++/10/bits/stl_algo.h:1854:36: required from 'void std::__insertion_sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<std::pair<long long int, long long int>*, std::vector<std::pair<long long int, long long int> > >; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<std::greater<long long int> >]' /usr/include/c++/10/bits/stl_algo.h:1886:25: required from 'void std::__final_insertion_sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<std::pair<long long int, long long int>*, std::vector<std::pair<long long int, long long int> > >; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<std::greater<long long int> >]' /usr/include/c++/10/bits/stl_algo.h:1977:31: required from 'void std::__sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<std::pair<long long int, long long int>*, std::vector<std::pair<long long int, long long int> > >; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<std::greater<long long int> >]' /usr/include/c++/10/bits/stl_algo.h:4892:18: required from 'void std::sort(_RAIter, _RAIter, _Compare) [with _RAIter = __gnu_cxx::__normal_iterator<std::pair<long long int, long long int>*, std::vector<std::pair<long long int, long long int> > >; _Compare = std::greater<long long int>]' knapsack.cpp:53:41: required from here /usr/include/c++/10/bits/predefined_ops.h:238:23: error: no match for call to '(std::greater<long long int>) (std::pair<long long int, long long int>&, std::pair<long long int, long long int>&)' 238 | { return bool(_M_comp(__val, *__it)); } | ~~~~~~~^~~~~~~~~~~~~~ In file included from /usr/include/c++/10/string:48, from /usr/include/c++/10/bits/locale_classes.h:40, from /usr/include/c++/10/bits/ios_base.h:41, from /usr/include/c++/10/ios:42, from /usr/include/c++/10/istream:38, from /usr/include/c++/10/sstream:38, from /usr/include/c++/10/complex:45, from /usr/include/c++/10/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54, from knapsack.cpp:2: /usr/include/c++/10/bits/stl_function.h:375:7: note: candidate: 'constexpr bool std::greater<_Tp>::operator()(const _Tp&, const _Tp&) const [with _Tp = long long int]' 375 | operator()(const _Tp& __x, const _Tp& __y) const | ^~~~~~~~ /usr/include/c++/10/bits/stl_function.h:375:29: note: no known conversion for argument 1 from 'std::pair<long long int, long long int>' to 'const long long int&' 375 | operator()(const _Tp& __x, const _Tp& __y) const | ~~~~~~~~~~~^~~ In file included from /usr/include/c++/10/bits/stl_algobase.h:71, 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 knapsack.cpp:2: /usr/include/c++/10/bits/predefined_ops.h: In instantiation of 'bool __gnu_cxx::__ops::_Iter_comp_val<_Compare>::operator()(_Iterator, _Value&) [with _Iterator = __gnu_cxx::__normal_iterator<std::pair<long long int, long long int>*, std::vector<std::pair<long long int, long long int> > >; _Value = std::pair<long long int, long long int>; _Compare = std::greater<long long int>]': /usr/include/c++/10/bits/stl_heap.h:139:48: required from 'void std::__push_heap(_RandomAccessIterator, _Distance, _Distance, _Tp, _Compare&) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<std::pair<long long int, long long int>*, std::vector<std::pair<long long int, long long int> > >; _Distance = long int; _Tp = std::pair<long long int, long long int>; _Compare = __gnu_cxx::__ops::_Iter_comp_val<std::greater<long long int> >]' /usr/include/c++/10/bits/stl_heap.h:246:23: required from 'void std::__adjust_heap(_RandomAccessIterator, _Distance, _Distance, _Tp, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<std::pair<long long int, long long int>*, std::vector<std::pair<long long int, long long int> > >; _Distance = long int; _Tp = std::pair<long long int, long long int>; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<std::greater<long long int> >]' /usr/include/c++/10/bits/stl_heap.h:355:22: required from 'void std::__make_heap(_RandomAccessIterator, _RandomAccessIterator, _Compare&) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<std::pair<long long int, long long int>*, std::vector<std::pair<long long int, long long int> > >; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<std::greater<long long int> >]' /usr/include/c++/10/bits/stl_algo.h:1666:23: required from 'void std::__heap_select(_RandomAccessIterator, _RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<std::pair<long long int, long long int>*, std::vector<std::pair<long long int, long long int> > >; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<std::greater<long long int> >]' /usr/include/c++/10/bits/stl_algo.h:1937:25: required from 'void std::__partial_sort(_RandomAccessIterator, _RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<std::pair<long long int, long long int>*, std::vector<std::pair<long long int, long long int> > >; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<std::greater<long long int> >]' /usr/include/c++/10/bits/stl_algo.h:1953:27: required from 'void std::__introsort_loop(_RandomAccessIterator, _RandomAccessIterator, _Size, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<std::pair<long long int, long long int>*, std::vector<std::pair<long long int, long long int> > >; _Size = long int; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<std::greater<long long int> >]' /usr/include/c++/10/bits/stl_algo.h:1974:25: required from 'void std::__sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator<std::pair<long long int, long long int>*, std::vector<std::pair<long long int, long long int> > >; _Compare = __gnu_cxx::__ops::_Iter_comp_iter<std::greater<long long int> >]' /usr/include/c++/10/bits/stl_algo.h:4892:18: required from 'void std::sort(_RAIter, _RAIter, _Compare) [with _RAIter = __gnu_cxx::__normal_iterator<std::pair<long long int, long long int>*, std::vector<std::pair<long long int, long long int> > >; _Compare = std::greater<long long int>]' knapsack.cpp:53:41: required from here /usr/include/c++/10/bits/predefined_ops.h:194:23: error: no match for call to '(std::greater<long long int>) (std::pair<long long int, long long int>&, std::pair<long long int, long long int>&)' 194 | { return bool(_M_comp(*__it, __val)); } | ~~~~~~~^~~~~~~~~~~~~~ In file included from /usr/include/c++/10/string:48, from /usr/include/c++/10/bits/locale_classes.h:40, from /usr/include/c++/10/bits/ios_base.h:41, from /usr/include/c++/10/ios:42, from /usr/include/c++/10/istream:38, from /usr/include/c++/10/sstream:38, from /usr/include/c++/10/complex:45, from /usr/include/c++/10/ccomplex:39, from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54, from knapsack.cpp:2: /usr/include/c++/10/bits/stl_function.h:375:7: note: candidate: 'constexpr bool std::greater<_Tp>::operator()(const _Tp&, const _Tp&) const [with _Tp = long long int]' 375 | operator()(const _Tp& __x, const _Tp& __y) const | ^~~~~~~~ /usr/include/c++/10/bits/stl_function.h:375:29: note: no known conversion for argument 1 from 'std::pair<long long int, long long int>' to 'const long long int&' 375 | operator()(const _Tp& __x, const _Tp& __y) const | ~~~~~~~~~~~^~~