public class K {
    public static void main(String[] args) {
        // TODO Auto-generated method stub
        int arr[] = new int[7];
        arr[0] = 1;        
        arr[1] = 1;        
        for (int i = 2; i < arr.length; i++) 
        {            
            arr[i] = arr[i - 1] + arr[i - 2];
            System.out.println(arr[i]);
        }
    }
}

public class T {
    public static void main(String[] args) {
    int[] arr={23,234,3,1,19,21,231,88,90,11};
    for(int i=0;i<arr.length-1;i++) {
            for(int j=0;j<arr.length-1;j++) {
                if(arr[j]>arr[j+1]) {
                    int temp=arr[j];
                    arr[j]=arr[j+1];
                    arr[j+1]=temp;
                }
            }
        }
        System.out.println("排序后：");
        for(int num:arr) {
            System.out.println(num+" ");
        }
    }
}