Cod sursa(job #932444)

Utilizator AeroHHorea Stefan AeroH Data 28 martie 2013 21:59:29
Problema Loto Scor 95
Compilator cpp Status done
Runda Arhiva de probleme Marime 1.3 kb
#include <fstream>
#include <algorithm>
using namespace std;
ifstream f("loto.in");
ofstream g("loto.out");
int x,a,b,i,j,k,m,n,an,bn,cn,w[200],l,sol,v[1000005];
inline bool CautaBin(int x)
{
int st=1,dr=l,mij;
while(st<=dr)
{
    mij=(st+dr)/2;
    if(x==v[mij])return true;
      else
          if(x<v[mij])dr=mij-1;
             else st=mij+1;
}
return false;
}

inline void cauta(int x)
{
int i,j,k;
for (i=1; i<=a; i++)
      for (j=1; j<=a; j++)
          for (k=1; k<=a; k++)
             if(x==w[i]+w[j]+w[k]){g<<w[i]<<" "<<w[j]<<" "<<w[k]<<" ";return;}
}



int main()
{
    f>>a>>b;
    for (i=1;i<=a;++i)
    f>>w[i];
    for (i=1;i<=a;++i)
    for (j=1;j<=a;++j)
    for (k=1;k<=a;++k)
    v[++l]=w[i]+w[j]+w[k];
    sort(v+1,v+l+1);

for (i=1;i<=l;++i)
    if(binary_search(v+1,v+l+1,b-v[i]))
    {
    sol=v[i];
    break;
    }
if (sol==0)g<<"-1\n";
else
{
    x=sol;
    for (i=1; i<=a; i++)
      for (j=1; j<=a; j++)
          for (k=1; k<=a; k++)
             if(x==w[i]+w[j]+w[k]){g<<w[i]<<" "<<w[j]<<" "<<w[k]<<" ";i+=a;j+=a;k+=a;}
    x=b-sol;
    for (i=1; i<=a; i++)
      for (j=1; j<=a; j++)
          for (k=1; k<=a; k++)
             if(x==w[i]+w[j]+w[k]){g<<w[i]<<" "<<w[j]<<" "<<w[k]<<" ";i+=a;j+=a;k+=a;}
    g<<'\n';
}
    return 0;
}