Find ( X3 , Y3 ) with integer coordinates
long X3 = ( MAX - S % MAX ) % MAX ; long Y3 = ( S + X3 ) / MAX ; cout << " ( " << X1 << " , ▁ " << Y1 << " ) STRNEWLINE " ; cout << " ( " << X2 << " , ▁ " << Y2 << " ) STRNEWLINE " ; cout << " ( " << X3 << " , ▁ " << Y3 << " ) " ; }