Cod sursa(job #150818)

Utilizator jeanFMI - Petcu Ion Cristian jean Data 7 martie 2008 14:24:36
Problema Multimi2 Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 1.14 kb
#include<fstream.h>
long n,i=1,m;
int main()
{
ifstream f("multimi2.in");
ofstream g("multimi2.out");
f>>n;

if(n%4==0)
{
g<<"0"<<'\n'<<n/2<<'\n';

 m=n;

 while(i<m)

 {g<<i<<" "<<m<<" ";
 i+=2;m-=2;
 }

 g<<'\n'<<n/2<<'\n';

 i=2;n--;

 while(i<n)

 {g<<i<<" "<<n<<" ";
 i+=2;n-=2;
 }
}


else if(n%4==1)

 {
 g<<"1"<<'\n'<<n/2+1<<'\n'<<"1"<<" "<<"2"<<" ";

  m=n;i=4;

  while((i+1)!=m)
   {g<<i<<" "<<m<<" ";
   i+=2;m-=2;
   }

   g<<i;

   g<<'\n'<<n/2<<'\n'<<"3"<<" ";

   i=5;n--;

   while(i<n)
   {g<<i<<" "<<n<<" ";
   i+=2;n-=2;
   }

  g<<i;
   }

else if(n%4==2)

{ g<<"1"<<'\n'<<n/2<<'\n';

  m=n;

  while((i+1)!=m)
   {g<<i<<" "<<m<<" ";
   i+=2;m-=2;

   }
   g<<i;

   g<<'\n'<<n/2<<'\n';

   i=2;n--;

   while(i<n)
   {g<<i<<" "<<n<<" ";
   i+=2;n-=2;
   }

   g<<i;
}

else

{ g<<"0"<<'\n'<<n/2+1<<'\n'<<"1"<<" "<<"2"<<" ";

  m=n;i=4;

  while(i<m)
   {g<<i<<" "<<m<<" ";
   i+=2;m-=2;
   }

   g<<'\n'<<n/2<<'\n'<<"3"<<" ";

    i=5;n--;

   while(i<n)
   {g<<i<<" "<<n<<" ";
   i+=2;n-=2;
   }
  }



f.close();
g.close();
return 0;
}