public class reverse {

	void doReverse(int[] ints) {
		
		int first = 0;
		int last  = ints.length - 1;
		
		while (first < last) {
			
			int tmp     = ints[first];
			ints[first] = ints[last];
			ints[last]  = tmp;
			
			++first;
			--last;
			
		}
				
	}
	
}