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Task/Sparkline-in-unicode/Java/sparkline-in-unicode.java

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+public class Sparkline
+{
+	String bars="▁▂▃▄▅▆▇█";
+	public static void main(String[] args)
+	{
+		Sparkline now=new Sparkline();
+		float[] arr={1, 2, 3, 4, 5, 6, 7, 8, 7, 6, 5, 4, 3, 2, 1};
+		now.display1D(arr);
+		System.out.println(now.getSparkline(arr));
+		float[] arr1={1.5f, 0.5f, 3.5f, 2.5f, 5.5f, 4.5f, 7.5f, 6.5f};
+		now.display1D(arr1);
+		System.out.println(now.getSparkline(arr1));
+	}
+	public void display1D(float[] arr)
+	{
+		for(int i=0;i<arr.length;i++)
+			System.out.print(arr[i]+" ");
+		System.out.println();
+	}
+	public String getSparkline(float[] arr)
+	{
+		float min=Integer.MAX_VALUE;
+		float max=Integer.MIN_VALUE;
+		for(int i=0;i<arr.length;i++)
+		{
+			if(arr[i]<min)
+				min=arr[i];
+			if(arr[i]>max)
+				max=arr[i];
+		}
+		float range=max-min;
+		int num=bars.length()-1;
+		String line="";
+		for(int i=0;i<arr.length;i++)
+		{
+			
+			line+=bars.charAt((int)Math.ceil(((arr[i]-min)/range*num)));
+		}
+		return line;
+	}
+}