题解 | #小乐乐查找数字#

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 sc = new Scanner(System.in);
       int n = sc.nextInt();
       int []arr = new int[n];
       for (int i = 0;i<n;i++){
        arr[i] = sc.nextInt();
       }

       int num = sc.nextInt();
       int count = 0;
       for (int j = 0;j<n;j++){
        if(arr[j]==num){
            count++;
        }
       }

       System.out.print(count);
    }
}