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  1. # Entradas
  2. #	Ancho de la matriz
  3. #	Alto de la matriz
  4. #	Ratio (multiplica la altura). Sin especificar es 2
  5. #	Centro en x del gradiente
  6. #	Centro en y del gradiente
  7. #	Radio del gradiente. Sin especificar es distancia max a esquina.
  8. #	Cadena de caracteres del gradiente. 
  9.  
  10. import sys
  11. import math
  12.  
  13. ancho = 0
  14. while ancho <= 0:
  15.     ancho = int(input("Ancho = "))
  16.  
  17. alto = 0
  18. while alto <= 0:
  19.     alto = int(input("Alto = "))
  20.  
  21. try:
  22.     xyratio = float(input("x:y ratio = "))
  23. except:
  24.     xyratio = 2
  25.     print("x:y ratio = " + str(xyratio)) 
  26.  
  27. x_centro = -1
  28. while x_centro < 0:
  29.     x_centro = float(input("x center = "))
  30.  
  31. y_centro = -1
  32. while y_centro < 0:
  33.     y_centro = float(input("y center = ")) * xyratio
  34.  
  35. radio = 0
  36. try:
  37.     radio = float(input("radius: "))
  38. except:
  39.     x = x_centro
  40.     y = y_centro
  41.     xa = ancho - x
  42.     ya = (alto * xyratio) - y
  43.     distancias = [0] * 4
  44.     distancias[0] = math.sqrt(x * x + y * y)
  45.     distancias[1] = math.sqrt(xa * xa + y * y)
  46.     distancias[2] = math.sqrt(x * x + ya * ya)
  47.     distancias[3] = math.sqrt(xa * xa + ya * ya)
  48.     radio = max(distancias)
  49.     print("radio = " + str(radio))   
  50.  
  51. caracteres = ''
  52. while len(caracteres) == 0:
  53.     caracteres = str(input("caracteres : "))
  54. print()
  55. chars_len = len(caracteres)
  56. char_distance = radio / chars_len
  57.  
  58. for y in range(alto):
  59.     for x in range(ancho):
  60.         xd = x + 0.5 - x_centro
  61.         yd = ((y + 0.5) * xyratio) - y_centro      
  62.         distancia = math.sqrt(xd * xd + yd * yd)
  63.         char_salida = ' '
  64.         if distancia < radio:
  65.             char_index = math.floor(distancia / char_distance )
  66.             char_salida = caracteres[char_index]
  67.         sys.stdout.write(char_salida)       
  68.     print()
Success #stdin #stdout 0.18s 10224KB
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Ancho = Alto = x:y ratio = x center = y center = radius: radio = 51.29571132170798
chars: xxxxxxxxxxxxxxx.............................................xxxxxxxxxxxxxxx
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https://ideone.com/ydJVW5
language:
Python 3 (python  3.12)
created:
13 years ago
visibility:
public

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