/*
 * 12.cpp
 *
 *  Created on: 2012-10-17
 *      Author: AK
 */
int main()
{
		int z,q,s,l;                 //??z,q,s,l?????????
		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)||(z==s)||(z==l)||(q==s)||(q==l)||(s==l)))       //??????????????????
						   {
						    if((z+q==s+l)&&(z+l>s+q)&&(z+s<q))                  //???????????????????????
						      {
						    	 char a[5][2];                                  //???????????????????
						    	 a[1][1]='z';a[1][2]=z;a[2][1]='q';a[2][2]=q;a[3][1]='s';a[3][2]=s;//
						    	 a[4][1]='l';a[4][2]=l;
						    	 int i,k;                                    //????????????????
						    	 for(k=2;k<=4;k++)
						    		 for(i=4;i>=k;i--)
						    		 {
						    			 if(a[i][2]>a[i-1][2])
						    			 {                             //????????????
						    				 a[5][1]=a[i-1][1];
						    				 a[5][2]=a[i-1][2];
						    				 a[i-1][1]=a[i][1];
						    				 a[i-1][2]=a[i][2];
						    				 a[i][1]=a[5][1];
						    				 a[i][2]=a[5][2];
						    			 }
						    		 }
						    	 cout<<a[1][1]<<' '<<(int)(a[1][2])<<endl;       //??????
						    	 cout<<a[2][1]<<' '<<(int)(a[2][2])<<endl;
						    	 cout<<a[3][1]<<' '<<(int)(a[3][2])<<endl;
						    	 cout<<a[4][1]<<' '<<(int)(a[4][2])<<endl;
							  }
						   }
					}
		return 0;
}