diff --git a/Start_Windows/input.c b/Start_Windows/input.c
index 67084e8..673ae1c 100644
--- a/Start_Windows/input.c
+++ b/Start_Windows/input.c
@@ -13,7 +13,7 @@ int readWords(FILE *file, char words[][MAX_WORD_LEN], unsigned int maxWordCount)
     char *token;
     file = fopen("words.txt", "r");
 
-    if(file == NULL)
+    if (file == NULL)
     {
         printf("\nNot able to open file.\n");
         fclose(file);
@@ -29,14 +29,21 @@ int readWords(FILE *file, char words[][MAX_WORD_LEN], unsigned int maxWordCount)
         while (token != NULL)
         {
             strncpy(words[n], token, MAX_WORD_LEN);
+
+            char *s = words[n];
+            while (*s)
+            {
+                *s = toupper((unsigned char)*s);
+                s++;
+            }
+
             // printf("Einzelwort: %s\n", words[n]);
 
             token = strtok(NULL, teiler);
             n++;
         }
-        
     }
-    
+
     fclose(file);
-    return 0;
+    return n;
 }
\ No newline at end of file