refactoring: Const hinzugefügt

src/timequiz.c

@@ -23,7 +23,7 @@ void timequiz() {
     printf("Welcome to our Time Quiz!\n");
     printf("You have 60 seconds to answer the questions. Have fun!\n");
 
-    char* questions[] = {
+   const char* questions[] = {
      "What is the capital of France?",
      "Who developed the theory of relativity?",
      "Who was the first President of the United States?",
@@ -65,7 +65,7 @@ void timequiz() {
      "What is the capital of Australia?"
 };
 
-    char* answers[][NUM_ANSWERS] = {
+    const char* answers[][NUM_ANSWERS] = {
         {"Paris", "London", "Berlin", "Madrid"},
 	{"Albert Einstein", "Isaac Newton", "Galileo Galilei", "Stephen Hawking"},
         {"George Washington", "Thomas Jefferson", "John Adams", "James Madison"},