refactoring: Extracted the logarithm options from the executeLogarithmFunction and move them into getLogarithmChoice function

src/main/c/scientificMode.c

@@ -4,17 +4,26 @@
 #include <math.h>
 #include "taschenrechner.h"
 
+// Choice for Logarithm
+int getLogarithmChoice() {
+    int logChoice;
+    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);
+    return logChoice;
+}
+
+
 // 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);
+        
+        logChoice = getLogarithmChoice();
         
         switch (logChoice) {
             case 1: // Logarithm (base 10)