diff --git a/a1/program.c b/a1/program.c
index fac8f7d..5b7aa7e 100644
--- a/a1/program.c
+++ b/a1/program.c
@@ -9,6 +9,7 @@ int main() {
   char uloha[MAX_LINE_LENGTH];
 
   while (fgets(uloha, MAX_LINE_LENGTH, stdin) != NULL) {
+
     int i;
     int isEmpty = 1;
     for (i = 0; uloha[i] != '\0'; i++) {
@@ -17,15 +18,16 @@ int main() {
         break;
       }
     }
+
     if (isEmpty) {
-      printf("OK\n");
       continue;
     }
 
-    double cislo1, cislo2, vysledok_zadany;
+    int cislo1, cislo2;
+    double vysledok_zadany;
     char operacia;
 
-    if (sscanf(uloha, "%lf %c %lf = %lf", &cislo1, &operacia, &cislo2, &vysledok_zadany) != 4) {
+    if (sscanf(uloha, "%d %c %d = %lf", &cislo1, &operacia, &cislo2, &vysledok_zadany) != 4) {
       printf("CHYBA\n");
       continue;
     }
@@ -44,10 +46,10 @@ int main() {
         break;
       case '/':
         if (cislo2 == 0) {
-          printf("ZLE\n");
+          printf("CHYBA\n");
           continue;
         }
-        vysledok_skutocny = cislo1 / cislo2;
+        vysledok_skutocny = (double) cislo1 / cislo2;
         break;
       default:
         printf("CHYBA\n");