


from math import radians as angle_to_radians
from math import sin

# Acceleration Constant on Earth (unit m/s^2)
__lowerCAmelCase									=				9.80665




def   snake_case_	(    snake_case     ,				snake_case	)    ->							None:

       # Ensure valid instance
       if not isinstance(snake_case     ,				(int, float)	):
              raise TypeError('Invalid velocity. Should be a positive number.'	)

       if not isinstance(snake_case     ,				(int, float)	):
              raise TypeError('Invalid angle. Range is 1-90 degrees.'	)

       # Ensure valid angle
       if angle > 90 or angle < 1:
              raise ValueError('Invalid angle. Range is 1-90 degrees.'	)

       # Ensure valid velocity
       if init_velocity < 0:
              raise ValueError('Invalid velocity. Should be a positive number.'	)




def   snake_case_	(    snake_case     ,				snake_case	)    ->							float:
       check_args(snake_case     ,				snake_case	)
       lowercase__:  Optional[int]         =  angle_to_radians(2 * angle	)
       return round(init_velocity**2 * sin(snake_case	) / g     ,				2	)




def   snake_case_	(    snake_case     ,				snake_case	)    ->							float:
       check_args(snake_case     ,				snake_case	)
       lowercase__:  Optional[Any]         =  angle_to_radians(snake_case	)
       return round(init_velocity**2 * sin(snake_case	) ** 2 / (2 * g)     ,				2	)




def   snake_case_	(    snake_case     ,				snake_case	)    ->							float:
       check_args(snake_case     ,				snake_case	)
       lowercase__:  Dict         =  angle_to_radians(snake_case	)
       return round(2 * init_velocity * sin(snake_case	) / g     ,				2	)




def   snake_case_	(    )    ->							None:
       lowercase__     ,		lowercase__:  Dict         =  25, 20
       assert horizontal_distance(snake_case     ,				snake_case	) == 4_0.9_7
       assert max_height(snake_case     ,				snake_case	) == 3.7_3
       assert total_time(snake_case     ,				snake_case	) == 1.7_4


if __name__ == "__main__":
 from doctest import testmod

 testmod()

 # Get input from user
 __lowerCAmelCase									=				float(input('''Initial Velocity: ''').strip())

 # Get input from user
 __lowerCAmelCase									=				float(input('''angle: ''').strip())

 # Print results
 print()
 print('''Results: ''')
 print(F'''Horizontal Distance: {horizontal_distance(init_vel, angle)!s} [m]''')
 print(F'''Maximum Height: {max_height(init_vel, angle)!s} [m]''')
 print(F'''Total Time: {total_time(init_vel, angle)!s} [s]''')






import unittest

from cer import CER


__lowerCAmelCase									=				CER()





class     __a     (       unittest.TestCase ):
 def 						SCREAMING_SNAKE_CASE__  (  self					)   ->							Optional[Any]:




        '''simple docstring'''
        lowercase__:  Optional[Any]         =  ['White House']
        lowercase__:  Optional[int]         =  ['white house']
        # S = 2, D = 0, I = 0, N = 11, CER = 2 / 11
        lowercase__:  str         =  cer.compute(predictions=lowerCAmelCase__							,					references=lowerCAmelCase__					)
        self.assertTrue(abs(char_error_rate - 0.1_8_1_8_1_8_1_8_1_8					) < 1E-6					)
 def 						SCREAMING_SNAKE_CASE__  (  self					)   ->							List[str]:




        '''simple docstring'''
        lowercase__:  Union[str, Any]         =  ['were wolf']
        lowercase__:  Union[str, Any]         =  ['werewolf']
        # S = 0, D = 0, I = 1, N = 9, CER = 1 / 9
        lowercase__:  Tuple         =  cer.compute(predictions=lowerCAmelCase__							,					references=lowerCAmelCase__					)
        self.assertTrue(abs(char_error_rate - 0.1_1_1_1_1_1_1					) < 1E-6					)

        lowercase__:  Dict         =  ['werewolf']
        lowercase__:  Optional[Any]         =  ['weae     wolf']
        # S = 1, D = 1, I = 0, N = 8, CER = 0.25
        lowercase__:  Optional[int]         =  cer.compute(predictions=lowerCAmelCase__							,					references=lowerCAmelCase__					)
        self.assertTrue(abs(char_error_rate - 0.2_5					) < 1E-6					)

        # consecutive whitespaces case 1
        lowercase__:  Union[str, Any]         =  ['were wolf']
        lowercase__:  int         =  ['were               wolf']
        # S = 0, D = 0, I = 0, N = 9, CER = 0
        lowercase__:  int         =  cer.compute(predictions=lowerCAmelCase__							,					references=lowerCAmelCase__					)
        self.assertTrue(abs(char_error_rate - 0.0					) < 1E-6					)

        # consecutive whitespaces case 2
        lowercase__:  List[str]         =  ['were   wolf']
        lowercase__:  Tuple         =  ['were               wolf']
        # S = 0, D = 0, I = 0, N = 9, CER = 0
        lowercase__:  Dict         =  cer.compute(predictions=lowerCAmelCase__							,					references=lowerCAmelCase__					)
        self.assertTrue(abs(char_error_rate - 0.0					) < 1E-6					)
 def 						SCREAMING_SNAKE_CASE__  (  self					)   ->							List[str]:




        '''simple docstring'''
        lowercase__:  Optional[int]         =  ['werewolf']
        lowercase__:  Dict         =  ['weaewolf']
        # S = 1, D = 0, I = 0, N = 8, CER = 0.125
        lowercase__:  int         =  cer.compute(predictions=lowerCAmelCase__							,					references=lowerCAmelCase__					)
        self.assertTrue(abs(char_error_rate - 0.1_2_5					) < 1E-6					)
 def 						SCREAMING_SNAKE_CASE__  (  self					)   ->							Optional[Any]:




        '''simple docstring'''
        lowercase__:  int         =  ['werewolf']
        lowercase__:  Optional[int]         =  ['wereawolf']
        # S = 0, D = 1, I = 0, N = 8, CER = 0.125
        lowercase__:  Dict         =  cer.compute(predictions=lowerCAmelCase__							,					references=lowerCAmelCase__					)
        self.assertTrue(abs(char_error_rate - 0.1_2_5					) < 1E-6					)
 def 						SCREAMING_SNAKE_CASE__  (  self					)   ->							Optional[Any]:




        '''simple docstring'''
        lowercase__:  Optional[Any]         =  ['werewolf']
        lowercase__:  List[str]         =  ['wereolf']
        # S = 0, D = 0, I = 1, N = 8, CER = 0.125
        lowercase__:  Optional[Any]         =  cer.compute(predictions=lowerCAmelCase__							,					references=lowerCAmelCase__					)
        self.assertTrue(abs(char_error_rate - 0.1_2_5					) < 1E-6					)
 def 						SCREAMING_SNAKE_CASE__  (  self					)   ->							Optional[int]:




        '''simple docstring'''
        lowercase__:  List[str]         =  ['werewolf']
        lowercase__:  List[Any]         =  cer.compute(predictions=lowerCAmelCase__							,					references=lowerCAmelCase__					)
        self.assertEqual(lowerCAmelCase__							,					0.0					)
 def 						SCREAMING_SNAKE_CASE__  (  self					)   ->							List[Any]:




        '''simple docstring'''
        lowercase__:  int         =  ['werewolf', 'I am your father']
        lowercase__:  Union[str, Any]         =  cer.compute(predictions=lowerCAmelCase__							,					references=lowerCAmelCase__					)
        self.assertEqual(lowerCAmelCase__							,					0.0					)

        lowercase__:  List[str]         =  ['werewolf', 'I am your father', 'doge']
        lowercase__:  Any         =  ['werxwolf', 'I       am your father', 'doge']
        # S = 1, D = 0, I = 0, N = 28, CER = 1 / 28
        lowercase__:  int         =  cer.compute(predictions=lowerCAmelCase__							,					references=lowerCAmelCase__					)
        self.assertTrue(abs(char_error_rate - 0.0_3_5_7_1_4_2_8					) < 1E-6					)
 def 						SCREAMING_SNAKE_CASE__  (  self					)   ->							Optional[int]:




        '''simple docstring'''
        lowercase__:  List[Any]         =  ['My hovercraft', 'is full of eels']
        lowercase__:  Union[str, Any]         =  ['My hovercraft is full', ' of eels']
        # S = 0, D = 0, I = 2, N = 28, CER = 2 / 28
        # whitespace at the front of " of eels" will be strip during preporcessing
        # so need to insert 2 whitespaces
        lowercase__:  Optional[int]         =  cer.compute(predictions=lowerCAmelCase__							,					references=lowerCAmelCase__							,					concatenate_texts=lowerCAmelCase__					)
        self.assertTrue(abs(char_error_rate - 0.0_7_1_4_2_8					) < 1E-6					)
 def 						SCREAMING_SNAKE_CASE__  (  self					)   ->							Dict:




        '''simple docstring'''
        lowercase__:  Dict         =  ['我能吞下玻璃而不伤身体']
        lowercase__:  Tuple         =  [' 能吞虾玻璃而 不霜身体啦']
        # S = 3, D = 2, I = 0, N = 11, CER = 5 / 11
        lowercase__:  str         =  cer.compute(predictions=lowerCAmelCase__							,					references=lowerCAmelCase__					)
        self.assertTrue(abs(char_error_rate - 0.4_5_4_5_4_5_4_5_4_5					) < 1E-6					)

        lowercase__:  Any         =  ['我能吞下玻璃', '而不伤身体']
        lowercase__:  Union[str, Any]         =  ['我    能 吞 下 玻 璃', '而不伤身体']
        # S = 0, D = 5, I = 0, N = 11, CER = 5 / 11
        lowercase__:  Optional[Any]         =  cer.compute(predictions=lowerCAmelCase__							,					references=lowerCAmelCase__					)
        self.assertTrue(abs(char_error_rate - 0.4_5_4_5_4_5_4_5_4_5_4_5					) < 1E-6					)

        lowercase__:  int         =  ['我能吞下玻璃而不伤身体']
        lowercase__:  Any         =  cer.compute(predictions=lowerCAmelCase__							,					references=lowerCAmelCase__					)
        self.assertFalse(lowerCAmelCase__							,					0.0					)
 def 						SCREAMING_SNAKE_CASE__  (  self					)   ->							List[str]:




        '''simple docstring'''
        lowercase__:  Dict         =  ['']
        lowercase__:  int         =  ['Hypothesis']
        with self.assertRaises(lowerCAmelCase__					):
               cer.compute(predictions=lowerCAmelCase__							,					references=lowerCAmelCase__					)


if __name__ == "__main__":
 unittest.main()


