refactoring: Extracted the logarithm function from the scientificMode and moved in the executeScientificFunction

src/main/c/scientificMode.c

@@ -4,6 +4,41 @@
 #include <math.h>
 #include "taschenrechner.h"
 
+// Logarithm
+void executeLogarithmFunction(double num) {
+    int logChoice;
+
+    do {
+        printf("Logarithm Options:\n");
+        printf("1: Logarithm (base 10)\n");
+        printf("2: Natural Logarithm (ln)\n");
+        printf("3: Logarithm (base 2)\n");
+        printf("0: Exit Logarithm Menu\n");
+        scanf("%d", &logChoice);
+        
+        switch (logChoice) {
+            case 1: // Logarithm (base 10)
+                printf("Result: %lf\n", logarithmFunction(num));
+                break;
+
+            case 2: // Natural Logarithm (ln)
+                printf("Result: %lf\n", naturalLogarithmFunction(num));
+                break;
+
+            case 3: // Logarithm (base 2)
+                printf("Result: %lf\n", logarithmBase2Function(num));
+                break;
+
+            case 0: // Exit the logarithm menu
+                break;
+
+            default:
+                printf("Invalid logarithm function choice. Please try again.\n");
+        }
+    } while (logChoice != 0);
+}
+
+
 int scientificMode(){
 
     double num, result;
@@ -37,37 +72,7 @@ int scientificMode(){
                 break;
 
             case 3: // Logarithm
-                do {
-                    printf("Logarithm Options:\n");
-                    printf("1: Logarithm (base 10)\n");
-                    printf("2: Natural Logarithm (ln)\n");
-                    printf("3: Logarithm (base 2)\n");
-                    printf("0: Exit Logarithm Menu\n");
-                    scanf("%d", &logChoice);
-
-                    switch(logChoice) {
-                        case 1: // Logarithm (base 10)
-                            result = logarithmFunction(num);
-                            printf("Result: %lf\n", result);
-                            break;
-
-                        case 2: // Natural Logarithm (ln)
-                            result = naturalLogarithmFunction(num);
-                            printf("Result: %lf\n", result);
-                            break;
-
-                        case 3: // Logarithm (base 2)
-                            result = logarithmBase2Function(num);
-                            printf("Result: %lf\n", result);
-                            break;
-
-                        case 0: // Exit the logarithm menu
-                            break;
-
-                        default:
-                            printf("Invalid logarithm function choice. Please try again.\n");
-                    }
-                } while (logChoice != 0);
+                executeLogarithmFunction(num);
                 break;
 
             case 4: // Trigonometric