display the largest square
if ( side != -1 ) cout << " Side ▁ of ▁ the ▁ square ▁ is ▁ : ▁ " << side << " points of the square are " ▁ < < ▁ x ▁ < < ▁ " , " ▁ < < ▁ y << " ▁ " << ( x + side ) << " , ▁ " << y << " ▁ " << ( x ) << " , ▁ " << ( y + side ) << " ▁ " << ( x + side ) << " , ▁ " << ( y + side ) << endl ; else cout < < " No ▁ such ▁ square " << endl ; }