java 怎么 输出 12345 1234 123 12 1 从上到下

java 怎么 输出 12345 1234 123 12 1 从上到下

package test;public class MoneyLottery{private static void makeMoney ( String str ){if (!str.isEmpty ()){System.out.println (str);String next = str.substring (0, str.length () - 1);makeMoney (next);}}public static void main ( String[] args ){makeMoney ("12345");}}2014-10-24

for (int i = 5; i >0; i--) {
for (int j = 1; j <= i; j++) {
System.out.print(j+" ");
}
System.out.println();
}

2015-07-09