notpron

commit 6b60f0896566cfcfffee9295d3fcd42a220fdd9b
parent df58f86dfabd11c9e84157c313b5f5f2ac7470eb
Author: Dominik Schmidt <das1993@hotmail.com>
Date:   Sat, 13 Feb 2016 21:22:31 +0100

Anagramm.d hinzugefügt.

Diffstat:
Objects/Program/D/Anagramm.d
 | 
59
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

1 file changed, 59 insertions(+), 0 deletions(-)
diff --git a/Objects/Program/D/Anagramm.d b/Objects/Program/D/Anagramm.d
@@ -0,0 +1,59 @@
+import std.stdio;
+import std.algorithm;
+import std.uni;
+import std.range;
+import std.getopt;
+
+
+
+void writeAnagrams(Range)(in string[][string]words, Range r) if(is(ElementType!Range : const(char)[])){
+
+}
+
+struct Anagram{
+	private string[][string] index;
+	
+	private static string toKey(in char[] str){
+		return cast(string)str.map!(a=>a.toLower).array.sort;
+	}
+	
+	void add(in char[] str){
+		index[toKey(str)]~=str.idup;
+	}
+	string[] get(in char[] str){
+		string[]* p=toKey(str) in index;
+		if(p==null)
+			return null;
+		return *p;
+	}
+}
+
+void main(string[] args){
+	Anagram ana;
+	string filename="-";
+	bool anagrams_on_stdin=true;
+	getopt(args,
+		"word-file|f", &filename,
+		"anagrams-stdin|s", &anagrams_on_stdin,
+	);
+	File f;
+	if(filename=="-"){
+		if(anagrams_on_stdin){
+			throw new Exception("Can't read anagrams _and_ words from stdin");
+		}
+		f=stdin;
+	}
+	else{
+		f.open(filename);
+	}
+	scope(exit){f.close();}
+	
+	f.byLine().each!(a=>ana.add(a));
+	
+	if(anagrams_on_stdin){
+		stdin.byLine.each!(a=>writeln(ana.get(a)));
+	}
+	else{
+		args.each!(a=>writeln(ana.get(a)));
+	}
+}