package com.haoran.scanner; public class forDemo2 { public static void main(String[] args) { //输出1~1000中5的倍数,以及每行输出三个; int counter=0; for (int i = 1; i <= 1000; i++) { if (i%5==0){ System.out.print(i+"\t"); //此处的sout快捷键输出的println是输出后换行ln就是Line的意思 //因为每三个才换行,所以要写print(i) counter++; if (counter%3==0){ System.out.print("\n"); //第二种写法 System.out.println(); } } } } }