题解 | #Redraiment的走法#
Redraiment的走法
https://www.nowcoder.com/practice/24e6243b9f0446b081b1d6d32f2aa3aa
import java.util.Arrays; import java.util.Scanner; // 注意类名必须为 Main, 不要有任何 package xxx 信息 public class Main { public static void main(String[] args) { Scanner in = new Scanner(System.in); // 注意 hasNext 和 hasNextLine 的区别 while (in.hasNextInt()) { // 注意 while 处理多个 case int n = in.nextInt(); int[] nums = new int[n]; for(int i = 0; i < n; i++){ nums[i] = in.nextInt(); } int[] dp = new int[n]; for(int i = 0; i < n; i++){ dp[i] = 1; } for(int i = 1; i < n; i++){ for(int j = 0; j < i; j++){ if(nums[j] < nums[i]){ dp[i] = Math.max(dp[i], dp[j] + 1); } } } System.out.print(Arrays.stream(dp).max().getAsInt()); } } }