mirror of
https://github.com/coding-horror/basic-computer-games.git
synced 2025-12-12 15:50:20 -08:00
d26dbf036a
Spaces tend to cause annoyances in a Unix-style shell environment. This change fixes that.
121 lines
3.2 KiB
Python
121 lines
3.2 KiB
Python
import random
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# Python translation by Frank Palazzolo - 2/2021
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print(' '*28+'AMAZING PROGRAM')
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print(' '*15+'CREATIVE COMPUTING MORRISTOWN, NEW JERSEY')
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print()
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print()
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print()
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while True:
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width, length = input('What are your width and length?').split(',')
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width = int(width)
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length = int(length)
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if width != 1 and length != 1:
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break
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print('Meaningless dimensions. Try again.')
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# Build two 2D arrays
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#
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# used:
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# Initially set to zero, unprocessed cells
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# Filled in with consecutive non-zero numbers as cells are processed
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#
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# walls:
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# Initially set to zero, (all paths blocked)
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# Remains 0 if there is no exit down or right
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# Set to 1 if there is an exit down
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# Set to 2 if there is an exit right
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# Set to 3 if there are exits down and right
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used = []
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walls = []
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for i in range(length):
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used.append([0]*width)
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walls.append([0]*width)
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# Use direction variables with nice names
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GO_LEFT,GO_UP,GO_RIGHT,GO_DOWN=[0,1,2,3]
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# Give Exit directions nice names
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EXIT_DOWN = 1
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EXIT_RIGHT = 2
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# Pick a random entrance, mark as used
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enter_col=random.randint(0,width-1)
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row,col=0,enter_col
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count=1
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used[row][col]=count
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count=count+1
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while count!=width*length+1:
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# remove possible directions that are blocked or
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# hit cells that we have already processed
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possible_dirs = [GO_LEFT,GO_UP,GO_RIGHT,GO_DOWN]
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if col==0 or used[row][col-1]!=0:
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possible_dirs.remove(GO_LEFT)
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if row==0 or used[row-1][col]!=0:
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possible_dirs.remove(GO_UP)
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if col==width-1 or used[row][col+1]!=0:
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possible_dirs.remove(GO_RIGHT)
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if row==length-1 or used[row+1][col]!=0:
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possible_dirs.remove(GO_DOWN)
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# If we can move in a direction, move and make opening
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if len(possible_dirs)!=0:
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direction=random.choice(possible_dirs)
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if direction==GO_LEFT:
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col=col-1
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walls[row][col]=EXIT_RIGHT
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elif direction==GO_UP:
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row=row-1
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walls[row][col]=EXIT_DOWN
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elif direction==GO_RIGHT:
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walls[row][col]=walls[row][col]+EXIT_RIGHT
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col=col+1
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elif direction==GO_DOWN:
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walls[row][col]=walls[row][col]+EXIT_DOWN
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row=row+1
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used[row][col]=count
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count=count+1
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# otherwise, move to the next used cell, and try again
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else:
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while True:
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if col!=width-1:
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col=col+1
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elif row!=length-1:
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row,col=row+1,0
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else:
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row,col=0,0
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if used[row][col]!=0:
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break
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# Add a random exit
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col=random.randint(0,width-1)
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row=length-1
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walls[row][col]=walls[row][col]+1
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# Print the maze
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for col in range(width):
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if col==enter_col:
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print('. ',end='')
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else:
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print('.--',end='')
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print('.')
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for row in range(length):
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print('I',end='')
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for col in range(width):
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if walls[row][col]<2:
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print(' I',end='')
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else:
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print(' ',end='')
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print()
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for col in range(width):
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if walls[row][col]==0 or walls[row][col]==2:
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print(':--',end='')
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else:
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print(': ',end='')
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print('.')
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