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38 lines
1.1 KiB
38 lines
1.1 KiB
3 years ago
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targetx = (175, 227) #(20, 30)
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targety = (-134, -79) #(-10, -5)
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trajectories = []
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class probe:
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def __init__(self, velo):
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self.probe_position = (0, 0)
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self.velocity = velo
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self.initial_velo = velo
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def steppy(self):
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while self.probe_position[0] < targetx[1] and self.probe_position[1] > targety[0]:
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x, y = self.probe_position
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velox, veloy = self.velocity
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x += velox
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y += veloy
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if x >= targetx[0] and x <= targetx[1] and y <= targety[1] and y >= targety[0]:
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return self.initial_velo
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veloy -= 1
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if velox != 0:
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if velox < 0:
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velox += 1
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if velox > 0:
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velox -= 1
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self.probe_position = (x, y)
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self.velocity = (velox, veloy)
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return None
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for yvelo in range(targety[0], 0 - targety[0]):
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for xvelo in range(1, targetx[1] + 1):
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prob = probe((xvelo, yvelo))
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t = prob.steppy()
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if t is not None:
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trajectories.append(t)
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del prob
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print(len(trajectories))
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