allWordsOfAlphabet_maxLength [1030505]

< > BotCompany Repo | #1030505 // allWordsOfAlphabet_maxLength

JavaX fragment (include) [tags: use-pretranspiled]

static ItIt<S> allWordsOfAlphabet_maxLength(int maxLength, S alphabet) {
  ret new ItIt<S>() {
    new L<Int> l;
    
    public bool hasNext() {
      ret l(l) <= maxLength;
    }
    
    public S next() {
      S s = makeString();
      int i = 0;
      while (i < l(l)) {
        int n = l.get(i);
        if (n+1 < l(alphabet)) {
          l.set(i, n+1);
          break;
        }
        l.set(i++, 0);
      }
      if (i >= l(l)) l.add(0);
      ret s;
    }
    
    S makeString() {
      StringBuilder buf = new StringBuilder(l(l));
      for (int i = 0; i < l(l); i++)
        buf.append(alphabet.charAt(l.get(i)));
      ret str(buf);
    }
  };
}

Author comment

Began life as a copy of #1004581

Travelled to 5 computer(s): bhatertpkbcr, mowyntqkapby, mqqgnosmbjvj, pyentgdyhuwx, vouqrxazstgt

Snippet ID:

#1030505

Snippet name:

allWordsOfAlphabet_maxLength

Eternal ID of this version:

#1030505/1

Text MD5:

cdbd7b3ffd16ec69e1a1f12c3ee0e055

Transpilation MD5:

c44dba064d9223c63e7932e72c8432c9

Author:

stefan

Category:

javax / a.i.

Type:

JavaX fragment (include)

Public (visible to everyone):

Yes

Archived (hidden from active list):

Created/modified:

2021-01-02 17:31:17

Source code size:

691 bytes / 31 lines

Pitched / IR pitched:

No / No

Views / Downloads:

453 / 589

Referenced in:

[show references]

1	static ItIt<S> allWordsOfAlphabet_maxLength(int maxLength, S alphabet) {
2	ret new ItIt<S>() {
3	new L<Int> l;
4
5	public bool hasNext() {
6	ret l(l) <= maxLength;
7	}
8
9	public S next() {
10	S s = makeString();
11	int i = 0;
12	while (i < l(l)) {
13	int n = l.get(i);
14	if (n+1 < l(alphabet)) {
15	l.set(i, n+1);
16	break;
17	}
18	l.set(i++, 0);
19	}
20	if (i >= l(l)) l.add(0);
21	ret s;
22	}
23
24	S makeString() {
25	StringBuilder buf = new StringBuilder(l(l));
26	for (int i = 0; i < l(l); i++)
27	buf.append(alphabet.charAt(l.get(i)));
28	ret str(buf);
29	}
30	};
31	}