Submission #244888

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
244888	2020-07-05T08:40:32 Z	rrrr10000	Travelling Merchant (APIO17_merchant)	C++14	Compilation error	0 ms	0 KB

merchant

#include <bits/stdc++.h>
using namespace std;
#define rep(i, n)  for(long long i=0;i<(long long)(n);i++)
#define REP(i,k,n) for(long long i=k;i<(long long)(n);i++)
#define all(a) a.begin(),a.end()
#define pb emplace_back
#define eb emplace_back
#define lb(v,k) (lower_bound(all(v),k)-v.begin())
#define ub(v,k) (upper_bound(all(v),k)-v.begin())
#define fi first
#define se second
#define pi M_PI
#define PQ(T) priority_queue<T>
#define SPQ(T) priority_queue<T,vector<T>,greater<T>>
#define dame(a) {out(a);return 0;}
#define decimal cout<<fixed<<setprecision(15);
#define dupli(a) a.erase(unique(all(a)),a.end())
typedef long long ll;
typedef pair<ll,ll> P;
typedef tuple<ll,ll,ll> PP;
typedef tuple<ll,ll,ll,ll> PPP;
typedef multiset<ll> S;
using vi=vector<ll>;
using vvi=vector<vi>;
using vvvi=vector<vvi>;
using vvvvi=vector<vvvi>;
using vp=vector<P>;
using vvp=vector<vp>;
using vb=vector<bool>;
using vvb=vector<vb>;
const ll inf=1001001001001001001;
const ll INF=1001001001;
const ll mod=1000000007;
const double eps=1e-10;
template<class T> bool chmin(T&a,T b){if(a>b){a=b;return true;}return false;}
template<class T> bool chmax(T&a,T b){if(a<b){a=b;return true;}return false;}
template<class T> void out(T a){cout<<a<<'\n';}
template<class T> void outp(T a){cout<<'('<<a.fi<<','<<a.se<<')'<<'\n';}
template<class T> void outvp(T v){rep(i,v.size())cout<<'('<<v[i].fi<<','<<v[i].se<<')';cout<<'\n';}
template<class T> void outvvp(T v){rep(i,v.size())outvp(v[i]);}
template<class T> void outv(T v){rep(i,v.size()){if(i)cout<<' ';cout<<v[i];}cout<<'\n';}
template<class T> void outvv(T v){rep(i,v.size())outv(v[i]);}
template<class T> bool isin(T x,T l,T r){return (l)<=(x)&&(x)<=(r);}
template<class T> void yesno(T b){if(b)out("yes");else out("no");}
template<class T> void YesNo(T b){if(b)out("Yes");else out("No");}
template<class T> void YESNO(T b){if(b)out("YES");else out("NO");}
template<class T> void noyes(T b){if(b)out("no");else out("yes");}
template<class T> void NoYes(T b){if(b)out("No");else out("Yes");}
template<class T> void NOYES(T b){if(b)out("NO");else out("YES");}
void outs(ll a,ll b){if(a>=inf-100)out(b);else out(a);}
ll gcd(ll a,ll b){if(b==0)return a;return gcd(b,a%b);}
ll modpow(ll a,ll b){ll res=1;a%=mod;while(b){if(b&1)res=res*a%mod;a=a*a%mod;b>>=1;}return res;}
ll nl(long double a){return ((ll)(a*2)+1)/2;}
int main(){
    ll n,m,k;cin>>n>>m>>k;
    vvi v(n,vi(k*2));
    rep(i,n)rep(j,k*2)cin>>v[i][j];
    vvi val(n,vi(n));
    rep(i,n)rep(j,n){
        rep(t,k)if(v[j][t*2+1]!=-1&&v[i][t*2]!=-1)chmax(val[i][j],v[j][t*2+1]-v[i][t*2]);
    }
    vvi dis(n,vi(n,inf));
    rep(i,n)dis[i][i]=0;
    rep(i,m){
        ll a,b;cin>>a>>b;a--;b--;
        cin>>dis[a][b];
    }
    rep(i,n)rep(j,n)rep(k,n)chmin(dis[j][k],dis[j][i]+dis[i][k]);
    // outvv(dis);outvv(val);
    long double ok=0,ng=1000000005;
    while(ng-ok>0.01){
        long double md=(ok+ng)/2;
        bool able=false;
        vector<long double> dp(n);
        vector<vector<long double>> f(n,vi(n,-inf));
        rep(i,n)rep(j,n)chmax(f[i][j],val[i][j]-md*dis[i][j]);
        bool dif=true;
        int step=0;
        while(dif){
            dif=false;
            rep(i,n)rep(j,n)if(f[i][j]!=-inf)if(chmax(dp[j],dp[i]+f[i][j]))dif=true;
            step++;
            if(step>n+5){
                able=true;break;
            }
        }
        if(able)ok=md;
        else ng=md;
    }
    out(nl(ok));
}

Compilation message

merchant.cpp: In function 'int main()':
merchant.cpp:75:51: error: no matching function for call to 'std::vector<std::vector<long double> >::vector(ll&, vi)'
         vector<vector<long double>> f(n,vi(n,-inf));
                                                   ^
In file included from /usr/include/c++/7/vector:64:0,
                 from /usr/include/c++/7/queue:61,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:86,
                 from merchant.cpp:1:
/usr/include/c++/7/bits/stl_vector.h:411:2: note: candidate: template<class _InputIterator, class> std::vector<_Tp, _Alloc>::vector(_InputIterator, _InputIterator, const allocator_type&)
  vector(_InputIterator __first, _InputIterator __last,
  ^~~~~~
/usr/include/c++/7/bits/stl_vector.h:411:2: note:   template argument deduction/substitution failed:
merchant.cpp:75:51: note:   deduced conflicting types for parameter '_InputIterator' ('long long int' and 'std::vector<long long int>')
         vector<vector<long double>> f(n,vi(n,-inf));
                                                   ^
In file included from /usr/include/c++/7/vector:64:0,
                 from /usr/include/c++/7/queue:61,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:86,
                 from merchant.cpp:1:
/usr/include/c++/7/bits/stl_vector.h:383:7: note: candidate: std::vector<_Tp, _Alloc>::vector(std::initializer_list<_Tp>, const allocator_type&) [with _Tp = std::vector<long double>; _Alloc = std::allocator<std::vector<long double> >; std::vector<_Tp, _Alloc>::allocator_type = std::allocator<std::vector<long double> >]
       vector(initializer_list<value_type> __l,
       ^~~~~~
/usr/include/c++/7/bits/stl_vector.h:383:7: note:   no known conversion for argument 1 from 'll {aka long long int}' to 'std::initializer_list<std::vector<long double> >'
/usr/include/c++/7/bits/stl_vector.h:358:7: note: candidate: std::vector<_Tp, _Alloc>::vector(std::vector<_Tp, _Alloc>&&, const allocator_type&) [with _Tp = std::vector<long double>; _Alloc = std::allocator<std::vector<long double> >; std::vector<_Tp, _Alloc>::allocator_type = std::allocator<std::vector<long double> >]
       vector(vector&& __rv, const allocator_type& __m)
       ^~~~~~
/usr/include/c++/7/bits/stl_vector.h:358:7: note:   no known conversion for argument 1 from 'll {aka long long int}' to 'std::vector<std::vector<long double> >&&'
/usr/include/c++/7/bits/stl_vector.h:348:7: note: candidate: std::vector<_Tp, _Alloc>::vector(const std::vector<_Tp, _Alloc>&, const allocator_type&) [with _Tp = std::vector<long double>; _Alloc = std::allocator<std::vector<long double> >; std::vector<_Tp, _Alloc>::allocator_type = std::allocator<std::vector<long double> >]
       vector(const vector& __x, const allocator_type& __a)
       ^~~~~~
/usr/include/c++/7/bits/stl_vector.h:348:7: note:   no known conversion for argument 1 from 'll {aka long long int}' to 'const std::vector<std::vector<long double> >&'
/usr/include/c++/7/bits/stl_vector.h:344:7: note: candidate: std::vector<_Tp, _Alloc>::vector(std::vector<_Tp, _Alloc>&&) [with _Tp = std::vector<long double>; _Alloc = std::allocator<std::vector<long double> >]
       vector(vector&& __x) noexcept
       ^~~~~~
/usr/include/c++/7/bits/stl_vector.h:344:7: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/7/bits/stl_vector.h:326:7: note: candidate: std::vector<_Tp, _Alloc>::vector(const std::vector<_Tp, _Alloc>&) [with _Tp = std::vector<long double>; _Alloc = std::allocator<std::vector<long double> >]
       vector(const vector& __x)
       ^~~~~~
/usr/include/c++/7/bits/stl_vector.h:326:7: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/7/bits/stl_vector.h:295:7: note: candidate: std::vector<_Tp, _Alloc>::vector(std::vector<_Tp, _Alloc>::size_type, const value_type&, const allocator_type&) [with _Tp = std::vector<long double>; _Alloc = std::allocator<std::vector<long double> >; std::vector<_Tp, _Alloc>::size_type = long unsigned int; std::vector<_Tp, _Alloc>::value_type = std::vector<long double>; std::vector<_Tp, _Alloc>::allocator_type = std::allocator<std::vector<long double> >]
       vector(size_type __n, const value_type& __value,
       ^~~~~~
/usr/include/c++/7/bits/stl_vector.h:295:7: note:   no known conversion for argument 2 from 'vi {aka std::vector<long long int>}' to 'const value_type& {aka const std::vector<long double>&}'
/usr/include/c++/7/bits/stl_vector.h:283:7: note: candidate: std::vector<_Tp, _Alloc>::vector(std::vector<_Tp, _Alloc>::size_type, const allocator_type&) [with _Tp = std::vector<long double>; _Alloc = std::allocator<std::vector<long double> >; std::vector<_Tp, _Alloc>::size_type = long unsigned int; std::vector<_Tp, _Alloc>::allocator_type = std::allocator<std::vector<long double> >]
       vector(size_type __n, const allocator_type& __a = allocator_type())
       ^~~~~~
/usr/include/c++/7/bits/stl_vector.h:283:7: note:   no known conversion for argument 2 from 'vi {aka std::vector<long long int>}' to 'const allocator_type& {aka const std::allocator<std::vector<long double> >&}'
/usr/include/c++/7/bits/stl_vector.h:270:7: note: candidate: std::vector<_Tp, _Alloc>::vector(const allocator_type&) [with _Tp = std::vector<long double>; _Alloc = std::allocator<std::vector<long double> >; std::vector<_Tp, _Alloc>::allocator_type = std::allocator<std::vector<long double> >]
       vector(const allocator_type& __a) _GLIBCXX_NOEXCEPT
       ^~~~~~
/usr/include/c++/7/bits/stl_vector.h:270:7: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/7/bits/stl_vector.h:259:7: note: candidate: std::vector<_Tp, _Alloc>::vector() [with _Tp = std::vector<long double>; _Alloc = std::allocator<std::vector<long double> >]
       vector()
       ^~~~~~
/usr/include/c++/7/bits/stl_vector.h:259:7: note:   candidate expects 0 arguments, 2 provided