解题思路:
注意事项:
参考代码:
import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); int[] arr = new int[n]; for (int i = 0; i < arr.length; i++) { arr[i] = sc.nextInt(); } int count = 0; for (int i = 0; i < arr.length; i++) { if (arr[i] != 0) { System.out.print(arr[i]+" "); count++; } } System.out.println("\n"+count); } }
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