Refactoring: optimize initiateCalculator

src/interestCalculator.c

@@ -126,14 +126,16 @@ void calculateMonthlyInterest(){
     printf("\nAmount with the interest is %.2f€.",result);
 }
 
-void initiateCalculator(){
-
+void initiateCalculator() {
     int input;
     char c;
-    printf("Welcome to the interest calculator. Please select an option:\n[1]Calculate yearly interest\n[2]Calculate monthly interest\n");
+
+    printf("Welcome to the interest calculator. Please select an option:\n"
+           "[1] Calculate yearly interest\n"
+           "[2] Calculate monthly interest\n");
     scanf("%d", &input);
 
-    switch(input){
+    switch (input) {
         case 1:
             calculateYearlyInterest();
             break;
@@ -143,15 +145,16 @@ void initiateCalculator(){
         default:
             break;
     }
-    printf("\nThank you for using our services. Would you like to do another calculation? [y]Yes [any]No\n");
+
+    printf("\nThank you for using our services. Would you like to do another calculation? [y/n]: ");
     scanf(" %c", &c);
-    if(c=='y'||c=='Y'){
+
+    if (c == 'y' || c == 'Y') {
         initiateCalculator();
-    }else{
-        return;
     }
 }
 
+
 // int main(){
 
 //     initiateCalculator();