Submission #955698

#	Time	Username	Problem	Language	Result	Execution time	Memory
955698		vjudge1	Pinball (JOI14_pinball)	C++17	0 / 100	4 ms	432 KiB

pinball

#include <bits/stdc++.h>

using namespace std;
int m,n;
vector<tuple<int,int,int,int> > v;
int odg=-1;

void proveri(string s)
{
    int zavrsuva=-1;
    //cout<<endl<<endl<< "za "<<s<<endl;
    for (int i=1;i<=n;i++)
    {
        int p=i;
        //cout << "trga od "<<p<<endl;
        for (int j=0;j<m;j++)
        {
            int a=get<0>(v[j]),b=get<1>(v[j]),c=get<2>(v[j]),d=get<3>(v[j]);
            if (s[j]=='1' && a<=p && p<=b)
            {
                //cout<< "ulava u "<<a<<" "<<b<<endl;
                p=c;
            }
        }
        //cout << "zavrsuva kaj "<<p<<endl;
        if (zavrsuva==-1) zavrsuva=p;
        if (zavrsuva!=p) return;
    }

    int r=0;
    for (int i=0;i<s.size();i++) if (s[i]=='1') r+=get<3>(v[i]);
    if (odg==-1) odg=r;
    odg=min(odg,r);
    //cout<<s<<endl<<zavrsuva<<endl;
    //system("pause");
}

void f(string s)
{
    if (s.size()==v.size())
    {
        proveri(s);
        return;
    }

    f(s+"0");
    f(s+"1");
}

int main()
{
    cin>>m>>n;
    for (int i=0;i<m;i++)
    {
        int a,b,c,d;
        cin>>a>>b>>c>>d;
        v.push_back({a,b,c,d});
    }

    f("");
    cout<<odg<<endl;
    return 0;
}

Compilation message (stderr)

pinball.cpp: In function 'void proveri(std::string)':
pinball.cpp:18:62: warning: unused variable 'd' [-Wunused-variable]
   18 |             int a=get<0>(v[j]),b=get<1>(v[j]),c=get<2>(v[j]),d=get<3>(v[j]);
      |                                                              ^
pinball.cpp:31:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   31 |     for (int i=0;i<s.size();i++) if (s[i]=='1') r+=get<3>(v[i]);
      |                  ~^~~~~~~~~

• Subtask 1: 0 / 11
• Subtask 2: 0 / 18
• Subtask 3: 0 / 22
• Subtask 4: 0 / 49