bimeg

int start = Math.min(indexMin, indexMax) + 1;
int end = Math.max(indexMin, indexMax);

int len = end - start;

if (len <= 1)
{
	return;
}

System.out.println(Arrays.toString(IntegerArra));

for (int i = 0; i < len / 2; i++)
{
	int leftInd = start + i;
	int rightInd = end - i - 1;

	int temp = IntegerArra[leftInd];
	IntegerArra[leftInd] = IntegerArra[rightInd];
	IntegerArra[rightInd] = temp;
}

System.out.println(Arrays.toString(IntegerArra));

private static class User {
    public final String key;
    public final int num;

    public User(String key) {
        this.key = key;
        num = Integer.parseInt(key.split("\\s")[0]);
    }
}

public class LightBulb
{
        private RGBColor colorOff;
        private RGBColor colorOn;
        private boolean on;
	
        public LightBulb(int redOn, int greenOn, int blueOn, int redOff, int greenOff, int blueOff)
        {
                colorOff = new RGBColor(redOff, greenOff, blueOff);
                colorOn = new RGBColor(redOn, greenOn, blueOn);
                //...
        }
        //...
}