编程题]扑克牌顺子

import java.util.Arrays;
public class Solution {
   public boolean isContinuous(int [] numbers) {

		 int numZero=0;
		 int numInterval=0;
		 int length=numbers.length;
		 if(length==0)
			 return false;
		 Arrays.sort(numbers);
		 for(int i=0;i<length-1;i++)
		 {
			 if(numbers[i]<0||numbers[i]>13)
			 
				 return false;
			 if(numbers[i]==0)
			 {
				 numZero+=1;
				 continue;
			 }
			 if(numbers[i]==numbers[i+1])
			 {
				 return false;
			 }
			 
			 numInterval+=numbers[i+1]-numbers[i]-1;
		 }
			 if(numZero>=numInterval)
			 {
				 return true;
			 }
			return false;
			 
			 
		 }
}