题解 | #3和5#

import java.util.Scanner;

public class Main{
    public static void main(String[] args){
        Scanner scan = new Scanner(System.in);
        int n = scan.nextInt();
        for(int i = 1; i <= n; i++){
            int num = i;
            if(num % 3 == 0){
                while(num != 0){
                    if(num % 10 == 5){
                        System.out.println(i);
                        break;//不加如果该数数位上有多个5会多次打印
                    }
                    num /= 10;
                }
            }
        }
    }
}