int main()
{
    int z,q,s,l;
    int i,j;
    int t;char ch;
    char a[4]={'z','q','s','l'};
    int b[4];
    for(z=10;z<=50;z=z+10)
     for(q=10;q<=50;q=q+10)
      for(s=10;s<=50;s=s+10)
       for(l=10;l<=50;l=l+10)
       {
          if(((z+q)==(s+l))&&
          ((z+l)>(s+q))&&
          ((z+s)<q)==1)
          {
            b[0]=z;
            b[1]=q;
            b[2]=s;
            b[3]=l;
          }
        }

        for(i=0;i<3;i++)
         for(j=0;j<3-i;j++)
         {
            if(b[j]<b[j+1])
            {
                t=b[j];
                b[j]=b[j+1];
                b[j+1]=t;
                ch=a[j];
                a[j]=a[j+1];
                a[j+1]=ch;
            }
          }
        for(i=0;i<=3;i++)
        cout<<a[i]<<' '<<b[i]<<endl;
        return 0;
}
