diff --git a/du2/program.c b/du2/program.c
index f6d9361..10911a5 100644
--- a/du2/program.c
+++ b/du2/program.c
@@ -13,7 +13,7 @@ int read_double(double *num){
     char *endptr;
     *num = strtod(line, &endptr);
     if(endptr == line || (*endptr != '\0' && *endptr != '\n')){
-        return -1;
+        return 0;
     }
     return 1;
 }
@@ -21,14 +21,13 @@ int read_double(double *num){
 int main(){
     double x, coef, result = 0.0;
     int coef_index = 0;
-    int read_status;
 
-    if((read_status = read_double(&x)) != 1){
+    if(!read_double(&x)){
         printf("Chyba: Nepodarilo sa nacitat hodnotu x.\n");
-        return 1;
+        return 0;
     }
 
-    while((read_status = read_double(&coef)) == 1){
+    while(read_double(&coef)){
         if(coef_index == 0){
             result = coef;
         }else{
@@ -38,15 +37,15 @@ int main(){
     }
 
     if(read_status == -1){
-        printf("Nepodarilo sa nacitat polynom na %d mieste.\n", coef_index);
+        printf("Nepodarilo sa nacitat polynom na %d mieste.\n", coef_index + 1);
         return 0;
     }
 
     if(coef_index == 0){
         printf("Chyba: Nepodarilo sa nacitat ziadne koeficienty.\n");
-        return 1;
+        return 0;
     }
 
-    printf("Vysledok je: %.2f\n", result);
+    printf("Vysledok je: %.2f\n", round(result * 100) / 100);
     return 0;
-}
+}
\ No newline at end of file