From 2852e6831b4ae55a07c324b87bd3098ed0993673 Mon Sep 17 00:00:00 2001
From: Bohdan Kapliuk <bohdan.kapliuk@gmail.com>
Date: Sat, 12 Oct 2024 16:02:36 +0300
Subject: [PATCH] cv3

---
 cv3/program.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/cv3/program.c b/cv3/program.c
index d10ebbe..7961059 100644
--- a/cv3/program.c
+++ b/cv3/program.c
@@ -59,10 +59,14 @@ int main(){
                 }
             }
         else{
-            float cislo = strtof(vstup, NULL);
+            char *endptr;
+            float cislo = strtof(vstup, &endptr);
+            if (endptr == vstup || *endptr != '\n') {
+                printf("bad input\n");
+                return 0;
+            }
             mystack.values[counter] = cislo;
             counter++;
-            
         }
         mystack.size = counter;
         for(int i =0; i < counter;i++){