1 files changed, 14 insertions, 15 deletions
diff --git a/fast/semiring.hh b/fast/semiring.hh
index 2be19ea..5874e88 100644
--- a/fast/semiring.hh
+++ b/fast/semiring.hh
@@ -1,37 +1,36 @@
-#ifndef SEMIRING_HH
-#define SEMIRING_HH
-//#pragma once
+#pragma once
+
+namespace Semiring {
 
 
 template<typename T>
-class ViterbiSemiring {
-  public:
-    T one = 1.0;
-    T null = 0.0;
-
-    T add(T x, T y);
-    T multiply(T x, T y);
-    T convert(T x);
+struct Viterbi {
+  T one = 1.0;
+  T null = 0.0;
+
+  T add(T x, T y);
+  T multiply(T x, T y);
+  T convert(T x);
 };
 
 template<typename T> T
-ViterbiSemiring<T>::add(T x, T y)
+Viterbi<T>::add(T x, T y)
 {
   return max(x, y);
 }
 
 template<typename T> T
-ViterbiSemiring<T>::multiply(T x, T y)
+Viterbi<T>::multiply(T x, T y)
 {
   return x * y;
 }
 
 template<typename T> T
-ViterbiSemiring<T>::convert(T x)
+Viterbi<T>::convert(T x)
 {
   return (T)x;
 }
 
 
-#endif
+} // namespace