Cod sursa(job #2698112)

Utilizator un_fes_galbendaniel guba un_fes_galben Data 20 ianuarie 2021 23:06:02
Problema Loto Scor 100
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 2.84 kb
#include <fstream>
#include <algorithm>
#include <vector>
using namespace std;
#define Maxhash 666013
vector<int>Hash[Maxhash];
int v[105],v1[10];
inline void adauga(int x)
{
    int rest=x%Maxhash;
    unsigned int i=0;
    while(i<Hash[rest].size()&&x!=Hash[rest][i])
    {
        i++;
    }
    if(i==Hash[rest].size())
    {
        Hash[rest].push_back(x);
    }
}
inline void sterge(int x)
{
    int rest=x%Maxhash;
    unsigned int i=0;
    while(i<Hash[rest].size()&&x!=Hash[rest][i])
    {
        i++;
    }
    if(i<Hash[rest].size())
    {
        Hash[rest].erase(Hash[rest].begin()+i);
    }
}
inline bool cauta(int x)
{
    int rest=x%Maxhash;
    unsigned int i=0;
    while(i<Hash[rest].size()&&x!=Hash[rest][i])
    {
        i++;
    }
    if(i<Hash[rest].size())
    {
        return 1;
    }
    return 0;
}
int main()
{
    ifstream fin("loto.in");
    ofstream fout("loto.out");
    int n,s;
    fin>>n>>s;
    for(int i=1; i<=n; i++)
    {
        fin>>v[i];
    }
    int sum,sum1;
    for(int i=1; i<=n; i++)
    {
        for(int j=1; j<=n; j++)
        {
            for(int k=1; k<=n; k++)
            {
                sum=v[i]+v[j]+v[k];
                adauga(sum);
            }
        }
    }
    int found=-1;
    for(int i=1; i<=n; i++)
    {
        for(int j=1; j<=n; j++)
        {
            for(int k=1; k<=n; k++)
            {
                sum=v[i]+v[j]+v[k];
                if(sum<=s)
                {
                    sum1=s-sum;
                    if(cauta(sum1)==1)
                    {
                        v1[1]=v[i];
                        v1[2]=v[j];
                        v1[3]=v[k];
                        found=sum;
                        break;
                    }
                }
            }
            if(found!=-1)
            {
                break;
            }
        }
        if(found!=-1)
        {
            break;
        }
    }
    if(found==-1)
    {
        fout<<"-1"<<'\n';
    }
    else
    {
        sum1=s-found;
        found=-1;
        for(int i=1; i<=n; i++)
        {
            for(int j=1; j<=n; j++)
            {
                for(int k=1; k<=n; k++)
                {
                    sum=v[i]+v[j]+v[k];
                    if(sum==sum1)
                    {
                        found=sum1;
                        v1[4]=v[i];
                        v1[5]=v[j];
                        v1[6]=v[k];
                        sort(v1+1,v1+7);
                        for(int i=1; i<=6; i++)
                        {
                            fout<<v1[i]<<" ";
                        }
                        fout<<'\n';
                        return 0;
                    }
                }
            }
        }
    }
    return 0;
}