合并两个数组

public class Task01 {
    public static void main(String[] args) {
        int arr1[]={4,6,7};
        int arr2[]={34,67,98,3};
        int arr3[]=new int[arr1.length+arr2.length];
        for (int i=0;i<arr1.length;i++){
            arr3[i]=arr1[i];
        }
        int i=0;
        for (int j= arr1.length;j<arr1.length+arr2.length;j++){
            arr3[j]=arr2[i];
            i++;
        }
        System.out.println("合并后的数组是:");
        for (int k=0;k< arr3.length;k++){
            System.out.print(arr3[k]+" ");
        }
    }
}