示例#1
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def divide(first, second):
	return DefineVector(first.getx() / second.getx(), first.gety() / second.gety())
示例#2
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def multiply(first, second):
	return DefineVector(first.getx() * second.getx(), first.gety() * second.gety())
示例#3
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def subtract(first, second):
	return DefineVector(first.getx() - second.getx(), first.gety() - second.gety())
示例#4
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def createblank():
	return DefineVector(-999, -999)
示例#5
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def add(first, second):
	return DefineVector(first.getx() + second.getx(), first.gety() + second.gety())
示例#6
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def createfromvector(inputvector):
	return DefineVector(inputvector.getx(), inputvector.gety())
示例#7
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def createfrompair(pair):
	xval, yval = pair
	outcome = DefineVector(xval, yval)
	return outcome
示例#8
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def createfromvalues(xval, yval):
	return DefineVector(xval, yval)
示例#9
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def createorigin():
	return DefineVector(0, 0)