26 lines
778 B
Java
26 lines
778 B
Java
public class RandomWalker
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{
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public static void main(String[] args)
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{
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int r = Integer.parseInt(args[0]);
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int xCoordinate = 0;
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int yCoordinate = 0;
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int steps = 0;
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System.out.println("(" + xCoordinate + ", " + yCoordinate + ")" );
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while(Math.abs(xCoordinate) + Math.abs(yCoordinate) < r)
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{
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if(Math.random() <= 0.25) xCoordinate += 1;
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else if (Math.random() <= 0.50) xCoordinate -= 1;
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else if (Math.random() <= 0.75) yCoordinate += 1;
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else yCoordinate -= 1;
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System.out.println("(" + xCoordinate + ", " + yCoordinate + ")" );
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steps++;
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}
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System.out.println("steps = " + steps);
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}
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}
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