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- def exchangeRowAndColumn(A,x,y):
- # @param A: Picture;
- # @param x: int; column number
- # @param y: int; row number
- if getWidth(A) != getHeight(A) or x >= getWidth(A) or y >= getHeight(A) or x<0 or y<0:
- print "Error in parameter settings"
- for i in range(0,getWidth(A)):
- for j in range(0,getHeight(A)):
- px_1 = getPixel(A,i,y)
- color_1 = getColor(px_1)
- px_2 = getPixel(A,x,j)
- color_2 = getColor(px_2)
- setColor(px_1,color_2)
- setColor(px_2,color_1)
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