Source code for CheckIntArrayExample2.java:

public class CheckIntArrayExample2
{
	public static final int VALID       = 0;
	public static final int NO_MATCH    = 1;
	public static final int MULTI_MATCH = 2;
	
	public int checkIntArrays(int[] inputArray)
	{
		int aryIndex;
		int matchCount = 0;
		int arySize = inputArray.length;
		for(aryIndex = 0; aryIndex < arySize; aryIndex++)
		{
			if(inputArray[aryIndex] > 20)
			{
				matchCount++;
			}  
		}
		if(matchCount == 1)
		{
			return(VALID);
		}
		if(matchCount == 0)
		{
			return(NO_MATCH);
		}
		return(MULTI_MATCH);
	}
	
	public void testArray(int array[])
	{
		// Print the array then test it.
		System.out.print("Check array {");
		boolean firstTime = true;
		for (int i=0; i

Output from CheckIntArrayExample2.java:

Check array { 2, 4, 6, 8, 10, 12, 14, 16, 18, 20 }:NO_MATCH
Check array { 5, 10, 15, 20, 25 }:VALID
Check array { 20, 40, 60, 80, 100 }:MULTI_MATCH

--- Output Ends ---

NOTE:

To run this program:

• javac CheckIntArrayExample2.java
• java CheckIntArrayExample2