diff --git a/cv3/program.c b/cv3/program.c
index 96b43dc..300b4ce 100644
--- a/cv3/program.c
+++ b/cv3/program.c
@@ -1,21 +1,30 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <stdbool.h>
-#include <ctype.h>
-#define MAX_I_LINE_LENGTH 256
+#define LENGTH 256
+
 int main(){
-    char line[MAX_I_LINE_LENGTH];
-    int cfIdx = 0;
+    char line[LENGTH];
+    int cfIdx, cf1 = 0;
     double x, cf,result = 0;
-    fgets(line, 100, stdin);
+    fgets(line, 100, stdin);        
     x = strtod(line, NULL);
+    cf1 = x;
+    if(cf1 == 0 && line[0] != '\n'){
+        printf("Nepodarilo sa nacitat zaklad x\n");
+        return 1;
+    }
     while(line[0] != '\n'){
+        cfIdx++;
         result = result * x + cf;
         fgets(line, 100, stdin);
         cf = strtod(line,NULL);
+        cf1 = cf;
+        if(cf1 == 0 && line[0] != '\n'){
+            printf("\nNepodarilo sa nacitat polynom na %d mieste.\n", cfIdx);
+            return 1;
+        }
     }
     printf("Vysledok je: %.2f\n", result);
     return 0;
-
 }
\ No newline at end of file