Driver code
int main ( ) { point p1 , p2 , p3 ; p1 = point ( 3 , 0 ) ; p2 = point ( 0 , 4 ) ; p3 = point ( 4 , 7 ) ; classifyTriangle ( p1 , p2 , p3 ) ; p1 = point ( 0 , 0 ) ; p2 = point ( 1 , 1 ) ; p3 = point ( 1 , 2 ) ; classifyTriangle ( p1 , p2 , p3 ) ; return 0 ; }