去除数组中为0的元素

public class homework2 {
	public static void main(String []args) {
		 int oldArr[]={1,3,4,5,0,0,6,6,0,5,4,7,6,7,0,5};
		 int count=0;
		 for(int i=0;i<oldArr.length;i++) {
			 if(oldArr[i]==0) {
				 	count++;
			 }
		 }
		 System.out.print("数组中值为0的个数为"+count+"个+\n");
		 int a=0;
		 int []newArr=new int [oldArr.length];
		 for(int j=0;j<oldArr.length;j++) {
			if(oldArr[j]!=0) {
				newArr[a++]=oldArr[j];
			}
		 }
		 System.out.print("新数组为:\n");
		 for(int k=0;k<a;k++) {
			 System.out.print(newArr[k]+" ");
		 }
	}
}