解题思路:
注意事项:
参考代码:
import java.util.Arrays; import java.util.Scanner; import javax.swing.Box; import javax.swing.plaf.basic.BasicInternalFrameTitlePane.MaximizeAction; public class Main { public static void main(String[] args) { Scanner sc=new Scanner(System.in); int[] arr = new int[55]; for (int i = 0; i < arr.length; i++) { if (i<=4) { arr[i] = i; } else { arr[i] = arr[i-1]+arr[i-3]; } } while (true) { int n = sc.nextInt(); if (n == 0) { return; } else { System.out.println(arr[n]); } } } }
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