1 files changed, 40 insertions, 0 deletions
diff --git a/challenge-307/ulrich-rieke/cpp/ch-2.cpp b/challenge-307/ulrich-rieke/cpp/ch-2.cpp
new file mode 100755
index 0000000000..8d8a8dac18
--- /dev/null
+++ b/challenge-307/ulrich-rieke/cpp/ch-2.cpp
@@ -0,0 +1,40 @@
+#include <string>
+#include <iostream>
+#include <vector>
+#include <sstream>
+#include <algorithm>
+
+std::vector<std::string> split( const std::string & text , char delimiter ) {
+   std::vector<std::string> tokens ;
+   std::istringstream istr { text } ;
+   std::string word ;
+   while ( std::getline( istr , word , delimiter ) ) {
+      tokens.push_back( word ) ;
+   }
+   return tokens ;
+}
+
+bool areAnagrams( std::string firstWord , std::string secondWord ) {
+   std::sort( firstWord.begin( ) , firstWord.end( ) ) ;
+   std::sort( secondWord.begin( ) , secondWord.end( ) ) ;
+   return (firstWord == secondWord ) ;
+}
+
+int count_anagrams( const std::vector<std::string> & words ) {
+   int len = words.size( ) ;
+   int anagramcount = 0 ;
+   for ( int i = 0 ; i < len - 1 ; i++ ) {
+      if ( areAnagrams( words[i] , words[i + 1] ) ) 
+	 anagramcount++ ;
+   }
+   return anagramcount ;
+}
+
+int main( ) {
+   std::cout << "Enter some words separated by whitespace!\n" ;
+   std::string line ;
+   std::getline( std::cin , line ) ;
+   auto tokens { split( line , ' ' ) } ;
+   std::cout << ( tokens.size( ) - count_anagrams( tokens ) ) << '\n' ;
+   return 0 ;
+}