#This program will return the type of the triangle.
#User has to enter the angles of the triangle in degrees.
def angle_type():
    angles = []

    myDict = {"All angles are less than 90°.":"Acute Angle Triangle","Has a right angle (90°)":"Right Angle Triangle",
              "Has an angle more than 90°":"Obtuse Angle triangle"}

    display = input("**************Enter the angles of your triangle to know it's type*********")

    angle1 = int(input("Enter angle1 : "))
    if(angle1 < 180 and angle1 > 0):
        angles.append(angle1)
    else:
        print("Please enter a value less than 180°")
        angle1 = int(input())
        angles.append(angle1)

    angle2 = int(input("Enter angle2 : "))
    if(angle2 < 180 and angle2 > 0):
        angles.append(angle2)
    else:
        print("Please enter a value less than 180°")
        angle2 = int(input())
        angles.append(angle2)

    angle3 = int(input("Enter angle3 : "))
    if(angle3 < 180 and angle3 > 0):
        angles.append(angle3)
    else:
        print("Please enter a value less than 180°")
        angle3 = int(input())
        angles.append(angle3)

    sum_of_angles = angle1 + angle2 +angle3
    if(sum_of_angles > 180 or sum_of_angles < 180):
        print("It is not a triangle!Please enter valid angles.")
        return -1

    print("You have entered : " +str(angles))

    if(angle1 >= 90 or angle2 >= 90 or angle3 >= 90):
        print(myDict.get("Has a right angle (90°)"))

    elif(angle1 < 90 and angle2 < 90 and angle3 < 90):
        print(myDict.get("All angles are less than 90°."))

    elif(angle1 > 90 or angle2 > 90 or angle3 > 90):
        print(myDict.get("Has an angle more than 90°"))

angle_type()