题解 | #统计输入正数个数#

import java.util.*;

public class Main {
    public static void main(String[] args) {
        int count = 0;
        Scanner scanner = new Scanner(System.in);
        
        //write your code here......
        while(true){
            int num = scanner.nextInt();
            if (num <= 0){ //如果输入<=0 直接退出，不计数
                break;
            }
            count++; //否则为正整数(非0)，计数
        }
        System.out.print(count);

    }
}