用Java實現字母排列的三角形

標籤：ati   sub   bst   system   排列   for   java   home   class   

public class HomeWork03 {     public static void main(String[] args) {            String str = "ABCDEFGHIJK";            for(int i=0; i<str.length(); i++){                for(int j=i; j<(i+8 > str.length() ? str.length() : i+8); j++){                    System.out.print(str.substring(i, j+1));                    System.out.println();                }                System.out.println();            }    }}

輸出：

AABABCABCDABCDEABCDEFABCDEFGABCDEFGHBBCBCDBCDEBCDEFBCDEFGBCDEFGHBCDEFGHICCDCDECDEFCDEFGCDEFGHCDEFGHICDEFGHIJDDEDEFDEFGDEFGHDEFGHIDEFGHIJDEFGHIJKEEFEFGEFGHEFGHIEFGHIJEFGHIJKFFGFGHFGHIFGHIJFGHIJKGGHGHIGHIJGHIJKHHIHIJHIJKIIJIJKJJKK

　　

用Java實現字母排列的三角形