逆序,清零
package javadome3;
import java.util.Arrays;
public class Text111 {
public static void main(String[] args) {
int arr[] = new int []{1,2,-1,5,-6};
System.out.println("原数组");
for(int n : arr){
System.out.print(n+" ");
}
System.out.println();
System.out.println("hou");
for(int i = arr.length-1;i >= 0;i--){
int j = 0;
if(arr[i] < 0 ){
arr[i] = j ;
}
System.out.print(arr[i]+" ");
}
}
}