diff --git a/cv3/program.c b/cv3/program.c
index 89825a6..0d613e3 100644
--- a/cv3/program.c
+++ b/cv3/program.c
@@ -33,7 +33,7 @@ float pop_stack(struct stack* s) {
 
 void print_stack(struct stack* s) {
     for (int i = 0; i < s->size; i++) {
-        printf("%.2f ", s->values[i]);
+        printf("%.2f ", s->values[i]); 
     }
     printf("\n");
 }
@@ -46,7 +46,8 @@ int main() {
     int has_input = 0; 
 
     while (1) {
-        
+       
+        printf("Zadajte číslo alebo operáciu (+, -, *, /): ");
         if (!fgets(input, sizeof(input), stdin)) {
             break; 
         }