Cod sursa(job #150811)

Utilizator jeanFMI - Petcu Ion Cristian jean Data 7 martie 2008 14:19:27
Problema Multimi2 Scor 50
Compilator cpp Status done
Runda Arhiva de probleme Marime 1.09 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<<n;
   }

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<<n;
   }
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;
}