1 files changed, 14 insertions, 0 deletions
diff --git a/dictionary.py b/dictionary.py
index 32c4e73..9fe1bb4 100644
--- a/dictionary.py
+++ b/dictionary.py
@@ -33,6 +33,20 @@ class dictionary:
             self.data.append([key, value])
             self.size += 1
 
+    # increment a value
+    def inc(self, key, value=1):
+        # defensive programming
+        in_data = False
+        i = 0
+        # high efficiency loop stops after found
+        while i < self.size and in_data == False:
+            if self.data[i][0] == key:
+                self.data[i][1] += value
+                in_data = True
+            i += 1
+        if not in_data:
+            self.add(key, value)
+
     # Sort dictionary by value
     def sort_by_value(self):
         self.data = sort_v(self.data, self.size, 1)