x1=int(input("Enter X1 = "))
y1=int(input("Enter Y1 = "))
x2=int(input("Enter X2 = "))
y2=int(input("Enter Y2 = "))
x3=int(input("Enter X3 = "))
y3=int(input("Enter Y3 = "))
m1x=(x1+x2)/2
m1y=(y1+y2)/2
m2x=(x2+x3)/2
m2y=(y3+y2)/2
m3x=(x1+x3)/2
m3y=(y1+y3)/2
a=(((m2x-m1x)**2)+((m2y-m1y)**2))**0.5
b=(((m3x-m2x)**2)+((m3y-m2y)**2))**0.5
c=(((m3x-m1x)**2)+((m3y-m1y)**2))**0.5
S=(a+b+c)/2
A=(S*(S-a)*(S-b)*(S-c))**(1/2)
print("\n",' A',"(",X1,",",Y1,")")
print(' /\ ')
print(' / \ ')
print(' / \ ')
print(' / \ ')
print(' / \ ')
print(' / \ ')
print(' / \ ')
print(' /________\ ')
print('B',' C')
print("(",X2,",",Y2,")"," ","(",X3,",",Y3,")")
print("\n","The coordinates of midpoint of AB = (",m1x,",",m1y,")")
print("\n","The coordinates of midpoint of BC = (",m2x,",",m2y,")")
print("\n","The coordinates of midpoint of AC = (",m3x,",",m3y,")")
print("\n","The semi perimeter of triangle formed by midpoints of triangle = ",S)
print("\n","The area of triangle formed by midpoints of triangle ABC = ",A)