답안 #922507

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
922507	2024-02-05T15:15:01 Z	cpptowin	Museum (CEOI17_museum)	C++17	컴파일 오류	0 ms	0 KB

museum

#include<bits/stdc++.h>
#define fo(i,d,c) for(int i=d;i<=c;i++)
#define fod(i,c,d) for(int i=c;i>=d;i--)
#define maxn 1000010
#define N 1010
#define fi first
#define se second
#define pb emplace_back
#define en cout<<"\n";
// #define int long long
#define inf 1000000000
#define pii pair<int,int>
#define vii vector<pii>
#define lb(x) x&-x
#define bit(i,j) ((i>>j)&1)
#define offbit(i,j) (i^(1<<j))
#define onbit(i,j) (i|(1<<j))
#define vi vector<int>
template <typename T1, typename T2> bool minimize(T1 &a, T2 b){if (a > b) {a = b; return true;} return false;}
template <typename T1, typename T2> bool maximize(T1 &a, T2 b){if (a < b) {a = b; return true;} return false;}
using namespace std;
int n,k,x;
vii ke[maxn];
int f[10010][10010][2];
int sz[maxn];
void dfs(int u,int parent)
{
    sz[u] = 1;
    for(auto [v,w] : ke[u])
    {
        if(v == parent) continue;
        dfs(v,u);
        sz[u] += sz[v];
        fod(i,sz[u],2) fo(j,max(0LL,i - sz[u] + sz[v]),min(i,sz[v])) 
        {
            f[u][i][0] = min(f[u][i][0],f[v][j][1] + f[u][i - j][0] + 2 * w);
            f[u][i][0] = min(f[u][i][0],f[v][j][0] + f[u][i - j][1] + w);
            f[u][i][1] = min(f[u][i][1],f[v][j][1] + f[u][i - j][1] + 2 * w);
        }
    }
}
main()
{
    #define name "TASK"
    if(fopen(name".inp","r"))
    {
       freopen(name".inp","r",stdin);
       freopen(name".out","w",stdout);
    }
    ios_base::sync_with_stdio(false);cin.tie(NULL);
    cin >> n >> k >> x;
    fo(i,1,n - 1)
    {
        int u,v,w;
        cin >> u >> v >> w;
        ke[u].pb(v,w);
        ke[v].pb(u,w);
    }
    fo(i,1,n) fo(j,2,k) f[i][j][0] = f[i][j][1] = inf;
    dfs(x,x);
    cout << f[x][k][0];
}

Compilation message

museum.cpp: In function 'void dfs(int, int)':
museum.cpp:34:54: error: no matching function for call to 'max(long long int, int)'
   34 |         fod(i,sz[u],2) fo(j,max(0LL,i - sz[u] + sz[v]),min(i,sz[v]))
      |                                                      ^
museum.cpp:2:29: note: in definition of macro 'fo'
    2 | #define fo(i,d,c) for(int i=d;i<=c;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 museum.cpp:1:
/usr/include/c++/10/bits/stl_algobase.h:254:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  254 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/10/bits/stl_algobase.h:254:5: note:   template argument deduction/substitution failed:
museum.cpp:34:54: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   34 |         fod(i,sz[u],2) fo(j,max(0LL,i - sz[u] + sz[v]),min(i,sz[v]))
      |                                                      ^
museum.cpp:2:29: note: in definition of macro 'fo'
    2 | #define fo(i,d,c) for(int i=d;i<=c;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 museum.cpp:1:
/usr/include/c++/10/bits/stl_algobase.h:300:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  300 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/10/bits/stl_algobase.h:300:5: note:   template argument deduction/substitution failed:
museum.cpp:34:54: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   34 |         fod(i,sz[u],2) fo(j,max(0LL,i - sz[u] + sz[v]),min(i,sz[v]))
      |                                                      ^
museum.cpp:2:29: note: in definition of macro 'fo'
    2 | #define fo(i,d,c) for(int i=d;i<=c;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 museum.cpp:1:
/usr/include/c++/10/bits/stl_algo.h:3480:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(std::initializer_list<_Tp>)'
 3480 |     max(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/10/bits/stl_algo.h:3480:5: note:   template argument deduction/substitution failed:
museum.cpp:34:54: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   34 |         fod(i,sz[u],2) fo(j,max(0LL,i - sz[u] + sz[v]),min(i,sz[v]))
      |                                                      ^
museum.cpp:2:29: note: in definition of macro 'fo'
    2 | #define fo(i,d,c) for(int i=d;i<=c;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 museum.cpp:1:
/usr/include/c++/10/bits/stl_algo.h:3486:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(std::initializer_list<_Tp>, _Compare)'
 3486 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/10/bits/stl_algo.h:3486:5: note:   template argument deduction/substitution failed:
museum.cpp:34:54: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   34 |         fod(i,sz[u],2) fo(j,max(0LL,i - sz[u] + sz[v]),min(i,sz[v]))
      |                                                      ^
museum.cpp:2:29: note: in definition of macro 'fo'
    2 | #define fo(i,d,c) for(int i=d;i<=c;i++)
      |                             ^
museum.cpp: At global scope:
museum.cpp:42:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   42 | main()
      | ^~~~
museum.cpp: In function 'int main()':
museum.cpp:47:15: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   47 |        freopen(name".inp","r",stdin);
      |        ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
museum.cpp:48:15: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   48 |        freopen(name".out","w",stdout);
      |        ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~