From bd8856e0bae08977a7ef3d0344a89de034a045cf Mon Sep 17 00:00:00 2001
From: Michal Utlak <michal.utlak@student.tuke.sk>
Date: Tue, 5 Mar 2024 18:57:34 +0100
Subject: [PATCH] added errors

---
 cv3/program.c | 31 +++++++++++++++++++++++++------
 1 file changed, 25 insertions(+), 6 deletions(-)

diff --git a/cv3/program.c b/cv3/program.c
index 9715c5e..9f7bda0 100644
--- a/cv3/program.c
+++ b/cv3/program.c
@@ -3,18 +3,37 @@
 int main() {
     float pole[50];
     int opakovania = 0;
-    float cislo;
+    float cislo = 0;
+    float skenovanie;
+    int zla_hodnota = 0;
+    int zly_index = -1;
 
     while (opakovania < 50) {
-        if (scanf("%f", &cislo) == EOF) {
-            break;
+        skenovanie = scanf("%f", &cislo);
+
+        if (skenovanie == 1) {
+            pole[opakovania] = cislo;
+            opakovania++;
+        } else if (skenovanie == EOF) {
+            if (zla_hodnota) {
+                printf("Nepodarilo sa nacitat polynom na %d. mieste.\n", zly_index);
+                return 1;
+            } else {
+                break;
+            }
+        } else {
+            zla_hodnota = 1;
+            zly_index = opakovania;
+            while (getchar() != '\n');
         }
-        pole[opakovania] = cislo;
-        opakovania++;
+    }
+
+    if (opakovania == 0) {
+        printf("Nepodarilo sa nacitat hodnotu X.\n");
+        return 1;
     }
 
     float vysledok = pole[1];
-
     for (int i = 2; i < opakovania; ++i) {
         vysledok = vysledok * pole[0] + pole[i];
     }