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gaurav.gupta@mq.edu.au conditions > isVerticalLine
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Define a function that when passed the coordinates of two points, returns true if the line joining them is a vertical line.


isVerticalLine(10, 70, 10, 90) → true
isVerticalLine(20, 50, 40, 50) → false
isVerticalLine(10, 70, 20, 90) → false

...Save, Compile, Run (ctrl-enter)

boolean isVerticalLine(int x1, int y1, int x2, int y2) { }

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